Models 542J, 548F, 549B, 549C COMMERCIAL Sizes 024-180 SINGLE PACKAGE ROOFTOP DuraPac and DuraPac Plus STANDARD AND HIGH EFFICIENCY HEAT PUMP UNITS 2 to 15 Tons 548F036-072 549B036-072 549C024-060 50-1219 50-1214 Standard-Efficiency (548F), and High-Efficiency (549B, 549C, 542J) heat pump units offer: • Pre-painted galvanized steel cabinet for long life and quality appearance • Commercial strength base rails with built-in rigging capability • Convertible design for vertical or horizontal supply/return •
TABLE OF CONTENTS can order and install the roof curb early in the construction stage, before decisions on size requirements are made. All units feature a base rail design with forklift slots and rigging holes for easier maneuvering. Durable packaging protects all units during shipment and storage. The units can be easily converted from a vertical to a horizontal duct configuration by relocating the panels supplied with the unit.
For units without economizer, year-round ventilation is enhanced by a manual outdoor-air damper. On size 024-120 units, a 25% or 50% manual damper is available as a fieldinstalled accessory. Unit sizes 150 and 180 are equipped with a manual 25% damper. SERVICE OPTIONS Servicing a rooftop unit has never been easier with the new factory-installed service options for these rooftop units.
MODEL NUMBER NOMENCLATURE — 548F UNITS (ODS Model Number) 548F E X 090 000 548F – Single-Package Heat Pump Unit AA Factory-Installed Options* Voltage Designation E – 460-3-60 J – 208/230-1-60† P – 208/230-3-60 T – 575-3-60 X – No Heat Installed. (Field-installed electric heaters available.
MODEL NUMBER NOMENCLATURE — 542J150,180 UNITS 542J E X 150 000 AB H B 542J – High-Efficiency Rooftop Units Electric Heat Pumps Fan Drive Position (Standard Motor) B – Standard Low-Medium Fan Drive Static Capability D – Alternate High Fan Drive Static Capability Voltage Designation E – 460-3-60 P – 208/230-3-60 T – 575-3-60 Heat Type X – No Heat Installed Factory-Installed Outdoor Air Upgrade Options C – Economizer H – 25% Manual Damper Nominal Cooling Capacity 150 – 12 Tons 180 – 15 Tons Electri
ARI* CAPACITY RATINGS (cont) 549C024-060 UNIT 549C NOMINAL TONS 024 036 048 060 2 3 4 5 COOLING Net Cap. SEER† (Btuh) 24,000 14.0 37,000 14.0 46,000 14.0 58,500 14.0 HEATING (High Temp) Cap. HSPF† (Btuh) 23,600 8.10 36,000 8.10 46,000 8.00 58,000 8.00 SOUND RATING (decibels) HEATING (High Temp) Cap. HSPF† (Btuh) 34,800 7.7 45,000 7.8 55,000 7.7 SOUND RATING (decibels) 76 76 76 80 549B036-060 UNIT 549B NOMINAL TONS 036 048 060 3 4 5 COOLING Net Cap. SEER† (Btuh) 35,600 13.1 45,000 13.
OPTIONS AND ACCESSORIES 548F036-120 ITEM 100% Open Two-Position Damper 25% Open Two-Position Damper Alternate Motors and Drives Convenience Outlet (Load Side) Copper Fins Indoor and Outdoor Coil Copper Fins Outdoor Coil E-Coat Outdoor Coil (Aluminum) E-Coat Outdoor Coil (Copper) EconoMi$erIV with Controller EconoMi$er2 (without Controller) Electric Heat Electronic Programmable Thermostat Emergency Heat Package Enthalpy or Differential Enthalpy Sensor Fan/Filter Status High-Static Motor and Drive Hinged Pane
OPTIONS AND ACCESSORIES (cont) 549B036-120, 549C024-060 ITEM 100% Open Two-Position Damper 25% Open Two-Position Damper Alternate Motors and Drives Convenience Outlet (Load Side) Copper Fins Indoor and Outdoor Coil Copper Fins Outdoor Coil E-Coat Outdoor Coil (Aluminum) E-Coat Outdoor Coil (Copper) EconoMi$erIV with Controller EconoMi$er2 (without Controller) Electric Heat Electronic Programmable Thermostat Emergency Heat Package Fan/Filter Status Hinged Access Panels Hinged Panel Kit for Economizer Indoor
OPTIONS AND ACCESSORIES (cont) 542J150,180 ITEM 25% Open Two-Position Damper Alternate Motors and Drives Barometric Relief Damper (Not for use with horizontal roof curb) Convenience Outlet (Load Side) Copper Fins Indoor and Outdoor Coil Copper Fins Outdoor Coil E-Coat Outdoor Coil (Aluminum) E-Coat Outdoor Coil (Copper) EconoMi$erIV with Controller EconoMi$er2 (without Controller) Electric Heat Electronic Programmable Thermostat Emergency Heat Package Fan/Filter Status Hinged Access Panels Horizontal Adapte
OPTIONS AND ACCESSORIES (cont) Head Pressure Control (Motormaster) accessory package maintains condensing temperature between 90 F and 110 F at outdoor ambient temperatures down to –20 F by condenser-fan speed modulation or condenser-fan cycling and wind baffles. Electric Resistance Heaters are UL listed and available to match heating requirements. Single point kits available for each heater when required. Heaters are field-installed accessories.
OPTIONS AND ACCESSORIES (cont) GEAR-DRIVEN ECONOMI$ERIV COMPONENT PARTS (3 to 6 Ton Unit Shown) ECONOMI$ERIV CONTROL EXH N1 N 2V EXH P1 P Min Pos T1 DCV 2V SO+ SO SR a50-7750 WIRING HARNESS 24 Vac HOT 24 Vac COM + _ Max 10V 1 2 OUTSIDE AIR TEMPERATURE SENSOR LOW AMBIENT SENSOR ACTUATOR 5 DCV AQ SR+ ECONOMI$ERIV CONTROLLER TR1 Open T AQ1 TR Set 10V 2V DCV Set 10V Free Cool B C A D a50-8041 3 4 EF EF1 UNIT-MOUNTED DISCONNECT (Sizes 150,180) UNIT-MOUNTED DISCONNECT (S
OPTIONS AND ACCESSORIES (cont) CONTROL BOX HINGED PANEL OPTION, 549B036-072 UNITS SHOWN CONTROL BOX HINGED PANEL OPTION, 549B090-120 UNITS SHOWN 50-1288 a50-8042 COMPRESSOR HINGED PANEL OPTION, 549B036-060 UNITS SHOWN COMPRESSOR HINGED PANEL OPTION, 549B090-120 UNITS SHOWN 50-1298 NOTE: Hinged access panels are not available on 548F units.
OPTIONS AND ACCESSORIES (cont) EVAPORATOR-FAN HINGED PANEL OPTION FILTER HINGED PANEL OPTION 50-1290 NOTE: Hinged access panels are not available on 548F units.
PHYSICAL DATA 548F 548F036-072 UNIT SIZE 548F NOMINAL CAPACITY (tons) OPERATING WEIGHT (lb) Unit Economizer EconoMi$erIV or EconoMi$er2 Roof Curb* COMPRESSOR Quantity Oil (oz) REFRIGERANT TYPE Operating Charge (lb-oz) Circuit 1 Circuit 2 OUTDOOR COIL Rows...Fins/in. Total Face Area (sq ft) OUTDOOR FAN Nominal Cfm Quantity...Diameter (in.) Motor Hp...Rpm Watts Input (Total) INDOOR COIL Rows...Fins/in. Total Face Area (sq ft) INDOOR FAN Quantity...Size (in.
PHYSICAL DATA 548F090-120 UNIT SIZE 548F NOMINAL CAPACITY (tons) OPERATING WEIGHT (lb) Unit Economizer EconoMi$erIV or EconoMi$er2 Roof Curb* COMPRESSOR (Hermetic) Quantity Oil (oz) REFRIGERANT TYPE Operating Charge (lb-oz) Circuit 1 Circuit 2 Motor Frame Size Nominal Rpm Fan Rpm Range Motor Bearing Type Maximum Allowable Rpm Motor Pulley Pitch Diameter Min/Max (in.) Nominal Motor Shaft Diameter (in.) Fan Pulley Pitch Diameter (in.) Belt, Quantity...Type...Length (in.) Pulley Center Line Distance (in.
548F036-072 548F BASE UNIT DIMENSIONS a50-8044 16
BASE UNIT DIMENSIONS (cont) 548F090,120 548F a50-8045 17
ACCESSORY DIMENSIONS CONNECTOR PKG. ACCY. CRBTMPWR001A00 CRBTMPWR002A00 CRBTMPWR003A00 B 1′-911/16″ [551] C 1′-4″ [406] D ALT DRAIN HOLE 13/4″ [44.5] CRBTMPWR004A00 GAS POWER CONTROL 3/ ″ 4 3/ ″ [19] NPT 4 11/4″ [31.7] 1/ ″ 2 [19] NPT 1/ ″ 2 [12.7] NPT 3/ ″ 4 [19] NPT 3/ ″ 4 CRRFCURB001A00 [12.7] [19] NPT 11/4″ [31.7] ROOF CURB ACCESSORY CRRFCURB002A00 1/ ″ 2 [12.7] UNIT SIZE 548F036-072 NOTES: 1. Roof curb accessory is shipped disassembled. 2. Insulated panels. 3.
ACCESSORY DIMENSIONS (cont) CONNECTOR PKG. ACCY. B CRBTMPWR001A00 CRBTMPWR002A00 CRBTMPWR003A00 2′-87/16″ [827] C 1′-1015/16″ [583] CRBTMPWR004A00 D ALT DRAIN HOLE GAS POWER CONTROL 3/ ″ [19] NPT 4 11/4″ [31.7] 1/ ″ 2 [12.7] NPT 13/4″ [44.5] 3/ ″ 4 [19] NPT 1/ ″ 2 [12.7] NPT 3/ ″ 4 [19] NPT 3/ ″ 4 11/ [19] NPT 4″ [31.7] 1/ ″ 2 [12.7] NPT ROOF CURB ACCESSORY CRRFCURB003A00 CRRFCURB004A00 “A” UNIT SIZE 548F 1′-2″ [356] 2′-0″ [610] 090,120 NOTES: 1.
548F SELECTION PROCEDURE (WITH 548F048 EXAMPLE) I DETERMINE COOLING AND HEATING LOADS AT DESIGN CONDITIONS. Given: Required Cooling Capacity (TC). . . . . . . . . . . 38,000 Btuh Sensible Heat Capacity (SHC) . . . . . . . . . . . . 24,000 Btuh Required Heating Capacity. . . . . . . . . . . . . . . 35,000 Btuh Outdoor Entering-Air Temperature db. . . . . . . . . . . . . 95 F Outdoor-Air Winter Design Temperature . . . . . . . . . . 0° F Indoor-Air Winter Design Temperature . . . . . . . . . . . .
PERFORMANCE DATA — 548F COOLING CAPACITIES 548F036 (3 TONS) Temp (F) Outdoor Entering Air (Edb) 75 85 105 115 125 72 42.4 16.7 2.77 41.5 16.6 3.01 40.0 16.2 3.24 38.4 15.7 3.47 36.1 15.1 3.66 34.2 14.6 3.88 67 39.9 22.0 2.71 38.4 21.6 2.92 36.3 20.9 3.10 34.7 20.5 3.32 32.5 19.8 3.50 30.5 19.2 3.68 Indoor Entering Air — Cfm/BF 1200/0.15 1500/0.21 Indoor Entering Air — Ewb (F) 62 72 67 62 72 67 36.5 43.0 41.2 38.7 45.1 42.8 26.8 17.5 24.2 30.9 19.3 26.9 2.62 2.78 2.74 2.68 2.85 2.79 34.8 43.3 40.4 37.
PERFORMANCE DATA — 548F (cont) COOLING CAPACITIES (cont) 548F072 (6 TONS) Temp (F) Outdoor Entering Air (Edb) 75 548F 85 95 105 115 125 TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 1800/0.10 72 81.1 36.2 5.16 80.7 36.1 5.83 79.3 35.8 6.54 76.0 34.6 7.21 72.7 33.6 7.95 70.1 32.9 8.82 67 77.6 46.9 5.11 75.8 46.5 5.74 73.0 45.4 6.37 70.6 44.8 7.12 67.5 43.7 7.86 63.9 42.4 8.62 Indoor Entering Air — Cfm/BF 2400/0.13 3000/0.19 Indoor Entering Air — Ewb (F) 62 72 67 62 72 67 72.1 84.0 80.
PERFORMANCE DATA — 548F (cont) COOLING CAPACITIES (cont) 548F120 (10 TONS) Temp (F) Outdoor Entering Air (Edb) 85 105 115 125 67 120.4 76.4 8.18 116.2 74.6 9.04 112.0 73.2 10.04 107.2 71.4 11.08 102.0 69.6 12.18 96.8 67.4 13.36 62 110.6 91.0 7.88 106.4 89.4 8.74 102.2 87.4 9.66 97.6 85.4 10.66 92.8 83.2 11.74 87.8 80.8 12.90 72 134.2 66.2 8.54 131.0 65.4 9.50 126.2 63.8 10.46 122.4 63.0 11.64 116.6 61.2 12.78 110.4 59.2 13.96 Indoor Entering Air — Cfm/BF 3750/0.16 4100/0.
PERFORMANCE DATA — 548F (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 548F048 Return Air (F db) 548F 55 70 80 548F060 Return Air (F db) 55 70 80 Cfm (Standard Air) Cap. 1200 kW Cap. 1600 kW Cap. 2000 kW Cap. 1200 kW Cap. 1600 kW Cap. 2000 kW Cap. 1200 kW Cap. 1600 kW Cap. 2000 kW Cfm (Standard Air) Cap. 1500 kW Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 2000 kW Cap.
PERFORMANCE DATA — 548F (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 548F072 Return Air (F db) 55 80 548F090 Return Air (F db) 55 70 80 Cfm (Standard Air) Cap. 2000 kW Cap. 2600 kW Cap. 3200 kW Cap. 2000 kW Cap. 2600 kW Cap. 3200 kW Cap. 2000 kW Cap. 2600 kW Cap. 3200 kW Air Temperature Entering Outdoor Coil (F) 0 10 17 30 40 47 50 60 37.8 32.2 4.72 37.9 32.2 4.55 38.0 32.3 4.46 37.3 31.7 5.32 37.5 31.9 5.13 37.6 32.0 5.03 36.8 31.3 5.75 37.0 31.4 5.55 37.1 31.5 5.44 43.9 40.
PERFORMANCE DATA — 548F (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 548F120 Return Air (F db) 548F 55 70 80 Cfm (Standard Air) Cap. 2650 kW Cap. 3500 kW Cap. 4100 kW Cap. 4400 kW Cap. 2650 kW Cap. 3500 kW Cap. 4100 kW Cap. 4400 kW Cap. 2650 kW Cap. 3500 kW Cap. 4100 kW Cap. 4400 kW Air Temperature Entering Outdoor Coil (F) 0 10 17 30 40 47 50 60 52.2 44.4 7.20 52.7 44.8 6.98 53.2 45.2 6.88 53.2 45.2 6.84 49.8 42.2 8.08 50.6 43.0 7.86 51.0 43.2 7.74 51.0 43.4 7.70 47.6 40.6 8.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS 548F036 (3 TONS) — STANDARD MOTOR (DIRECT DRIVE) Low Speed Airflow 208 v 230, 460, 575 v (Cfm) ESP Bhp Watts ESP Bhp Watts 900 0.67 0.21 253 0.68 0.23 277 1000 0.60 0.23 270 0.61 0.25 292 1100 0.55 0.24 287 0.56 0.26 307 1200 0.51 0.26 304 0.51 0.27 323 1300 0.45 0.27 321 0.46 0.29 338 1400 0.38 0.29 338 0.41 0.30 354 1500 0.34 0.30 355 0.36 0.31 369 ESP 0.69 0.61 0.57 0.52 0.46 0.43 0.38 Watts 307 321 335 349 364 378 392 ESP 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F036 (3 TONS) — HIGH-STATIC MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 222 870 0.30 296 958 268 904 0.35 348 991 321 939 0.41 407 1025 382 976 0.48 474 1060 451 1013 0.55 550 1095 529 1051 0.64 636 1132 617 1090 0.74 731 1169 0.8 Bhp 0.37 0.43 0.50 0.57 0.66 0.75 0.85 Watts 373 430 496 570 652 744 846 Rpm 1037 1069 1102 1136 1170 1205 1242 1.0 Bhp 0.46 0.52 0.59 0.67 0.76 0.86 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F048 (4 TONS) — ALTERNATE MOTOR AND DRIVE* 0.8 Bhp 0.57 0.66 0.75 0.85 0.96 — — — — Watts 570 652 744 846 959 — — — — Rpm 1136 1170 1205 1242 — — — — — 1.0 Bhp 0.67 0.76 0.86 0.97 — — — — — Watts 668 756 855 963 — — — — — 548F048 (4 TONS) — ALTERNATE MOTOR AND DRIVE* (cont) External Static Pressure (in. wg) Airflow 1.2 1.4 1.6 (Cfm) Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm 1200 1205 0.77 768 1270 0.88 872 1332 0.
PERFORMANCE DATA — 548F (cont) 548F FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F060 (5 TONS) — STANDARD MOTOR (DIRECT DRIVE) Low Speed Airflow 208 v 230, 460, 575 v (Cfm) ESP Bhp Watts ESP Bhp Watts ESP 1500 0.88 0.67 750 1.20 0.71 791 1.19 1600 0.68 0.70 780 1.04 0.74 824 1.04 1700 0.51 0.73 810 0.89 0.77 857 0.89 1800 0.35 0.75 839 0.73 0.80 891 0.74 1900 0.26 0.78 873 0.58 0.83 924 0.59 2000 0.18 0.81 905 0.42 0.86 957 0.44 2100 0.08 0.84 940 0.27 0.89 990 0.29 2200 — — — 0.19 0.92 1023 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F060 (5 TONS) — HIGH-STATIC MOTOR AND DRIVE* Airflow (Cfm) Watts 369 432 501 579 666 761 866 981 1105 1241 1388 Rpm 913 948 983 1020 1057 1095 1133 1173 1212 1252 1293 0.4 Bhp 0.56 0.63 0.72 0.82 0.92 1.04 1.16 1.30 1.45 1.61 1.78 External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts 489 1011 0.71 621 557 1042 0.79 694 632 1073 0.88 774 715 1106 0.98 863 808 1140 1.09 960 909 1175 1.21 1066 1019 1211 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F072 (6 TONS) — HIGH-STATIC MOTOR AND BELT DRIVE* 548F Airflow (Cfm) 1800 1900 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 Rpm 928 969 1010 1052 1095 1137 1180 1223 1267 1310 1354 1398 1442 0.2 Bhp 0.66 0.76 0.87 0.99 1.12 1.26 1.41 1.58 1.76 1.96 2.17 2.39 2.63 Watts 579 666 761 866 981 1105 1241 1388 1546 1717 1901 2098 2308 Rpm 1020 1057 1095 1133 1173 1212 1252 1293 1334 1375 1417 1459 1501 0.4 Bhp 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — STANDARD MOTOR AND DRIVE* Airflow (Cfm) Watts 538 567 630 698 733 770 848 932 1020 1115 1217 1324 1438 1558 1686 1820 1962 2036 Rpm 591 597 611 624 631 638 652 667 681 696 711 726 741 756 772 787 803 — 0.4 Bhp 0.75 0.78 0.86 0.93 0.98 1.02 1.11 1.21 1.31 1.42 1.53 1.65 1.78 1.92 2.06 2.21 2.37 — External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 697 660 0.93 864 722 729 666 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — ALTERNATE DRIVE* 548F Airflow (Cfm) 2250 2300 2400 2500 2550 2600 2700 2800 2900 3000 3100 3200 3300 3400 3500 3600 3700 3750 Rpm 511 519 534 550 557 565 581 597 613 629 646 662 679 695 712 729 746 754 0.2 Bhp 0.58 0.61 0.68 0.75 0.79 0.83 0.91 1.00 1.09 1.20 1.30 1.42 1.54 1.67 1.81 1.95 2.10 2.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — HIGH-STATIC MOTOR AND DRIVE* Airflow (Cfm) Watts 538 567 630 698 733 770 848 932 1020 1115 1217 1324 1438 1558 1686 1820 1962 2036 Rpm 591 597 611 624 631 638 652 667 681 696 711 726 741 756 772 787 803 811 0.4 Bhp 0.75 0.78 0.86 0.93 0.98 1.02 1.11 1.21 1.31 1.42 1.53 1.65 1.78 1.92 2.06 2.21 2.37 2.46 External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 697 660 0.93 864 722 729 666 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — STANDARD MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 748 684 0.95 891 738 805 695 1.02 953 749 865 707 1.09 1018 760 929 718 1.17 1086 771 996 730 1.24 1158 782 1066 742 1.32 1233 794 1140 754 1.41 1312 805 1218 767 1.50 1395 817 1299 779 1.59 1481 828 1385 792 1.69 1572 840 1474 804 1.79 1666 852 1567 817 1.89 1764 864 1665 830 2.00 1866 876 1767 843 2.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — ALTERNATE MOTOR AND DRIVE* 0.8 Bhp 1.11 1.18 1.26 1.33 1.42 1.50 1.59 1.69 1.78 1.88 1.99 2.10 2.22 2.34 2.46 2.59 2.72 2.86 — — — Watts 1034 1100 1170 1244 1320 1400 1484 1571 1662 1758 1857 1960 2067 2179 2295 2415 2541 2670 — — — Rpm 789 799 809 820 831 841 852 863 874 886 897 909 920 932 944 956 — — — — — 1.0 Bhp 1.26 1.34 1.42 1.50 1.59 1.68 1.78 1.87 1.98 2.08 2.20 2.31 2.43 2.56 2.69 2.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — HIGH-STATIC MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 748 684 0.95 891 738 805 695 1.02 953 749 865 707 1.09 1018 760 929 718 1.17 1086 771 996 730 1.24 1158 782 1066 742 1.32 1233 794 1140 754 1.41 1312 805 1218 767 1.50 1395 817 1299 779 1.59 1481 828 1385 792 1.69 1572 840 1474 804 1.79 1666 852 1567 817 1.89 1764 864 1665 830 2.00 1866 876 1767 843 2.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS 548F036 (3 TONS) — STANDARD MOTOR (DIRECT DRIVE) Low Speed Airflow 208 v (Cfm) ESP Bhp Watts ESP 900 0.72 0.21 253 0.75 1000 0.67 0.23 270 0.69 1100 0.61 0.24 287 0.63 1200 0.57 0.26 304 0.58 1300 0.51 0.27 321 0.53 1400 0.44 0.29 338 0.46 1500 0.39 0.30 355 0.41 — — — ESP 0.73 0.70 0.64 0.56 0.53 0.47 0.43 208 v Bhp 0.26 0.27 0.28 0.29 0.31 0.32 0.33 Watts 307 321 335 349 364 378 392 ESP 0.76 0.71 0.65 0.59 0.
PERFORMANCE DATA — 548F (cont) 548F FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F048 (4 TONS) — STANDARD MOTOR (DIRECT DRIVE)* Low Speed Airflow 208 v 230, 460, 575 v (Cfm) ESP Bhp Watts ESP Bhp Watts 1200 0.93 0.41 458 0.97 0.45 506 1300 0.86 0.42 471 0.90 0.46 521 1400 0.78 0.45 503 0.84 0.49 556 1500 0.73 0.47 536 0.76 0.52 593 1600 0.67 0.49 557 0.70 0.54 616 1700 0.60 0.52 584 0.63 0.57 646 1800 0.51 0.54 610 0.54 0.60 674 1900 0.40 0.56 629 0.45 0.62 696 2000 0.32 0.58 661 0.33 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* 0.8 Bhp 0.57 0.65 0.73 0.82 0.92 1.02 1.14 1.27 1.40 Watts 572 645 726 815 912 1018 1134 1259 1395 Rpm 1116 1143 1172 1201 1230 1260 1291 1322 1354 1.0 Bhp 0.69 0.77 0.86 0.95 1.06 1.17 1.30 1.43 1.57 Watts 683 764 851 947 1052 1166 1289 1422 1566 548F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont) External Static Pressure (in. wg) Airflow 1.2 1.4 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F060 (5 TONS) — ALTERNATE MOTOR (BELT DRIVE)* 548F Airflow (Cfm) 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 Rpm 776 813 851 888 927 965 1004 1044 1084 1123 1164 0.2 Bhp 0.38 0.45 0.52 0.60 0.69 0.78 0.89 1.01 1.14 1.27 1.42 Watts 340 397 461 532 610 697 792 896 1009 1132 1265 Rpm 883 916 949 984 1019 1054 1090 1127 1164 1201 1239 0.4 Bhp 0.51 0.58 0.66 0.75 0.84 0.94 1.06 1.18 1.32 1.46 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)* Airflow (Cfm) Watts 532 610 697 792 896 1009 1132 1265 1409 1563 1729 1907 2097 Rpm 984 1019 1054 1090 1127 1164 1201 1239 1277 1315 1354 1393 — 0.4 Bhp 0.75 0.84 0.94 1.06 1.18 1.32 1.46 1.62 1.79 1.97 2.16 2.37 — External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts 662 1069 0.90 802 747 1102 1.00 892 839 1135 1.11 990 940 1169 1.23 1096 1050 1203 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — STANDARD MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 621 629 0.84 786 694 648 634 0.88 817 698 705 644 0.94 880 708 767 653 1.02 948 717 799 658 1.05 983 722 832 663 1.09 1020 727 902 674 1.18 1096 736 976 684 1.26 1176 746 1054 694 1.35 1261 756 1137 705 1.45 1351 766 1224 716 1.55 1445 776 1317 727 1.66 1545 786 1414 738 1.77 1649 797 1517 749 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — ALTERNATE DRIVE* Airflow (Cfm) Watts 459 483 534 588 617 647 709 775 846 922 1002 1087 1177 1271 1372 1477 1588 1646 Rpm 555 560 570 581 586 592 603 614 625 637 648 660 671 683 695 707 720 726 0.4 Bhp 0.67 0.69 0.76 0.82 0.86 0.89 0.97 1.05 1.13 1.22 1.31 1.41 1.52 1.63 1.74 1.86 1.99 2.06 External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 621 629 0.84 786 694 648 634 0.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F090 (71/2 TONS) — HIGH-STATIC MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 621 629 0.84 786 694 648 634 0.88 817 698 705 644 0.94 880 708 767 653 1.02 948 717 799 658 1.05 983 722 832 663 1.09 1020 727 902 674 1.18 1096 736 976 684 1.26 1176 746 1054 694 1.35 1261 756 1137 705 1.45 1351 766 1224 716 1.55 1445 776 1317 727 1.66 1545 786 1414 738 1.77 1649 797 1517 749 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — STANDARD MOTOR AND DRIVE* 0.8 Bhp 1.05 1.11 1.17 1.24 1.31 1.39 1.47 1.55 1.64 1.72 1.82 1.92 2.02 2.12 2.23 2.35 — — — — — Watts 977 1035 1096 1159 1226 1296 1369 1445 1525 1608 1695 1786 1880 1979 2081 2187 — — — — — Rpm 775 783 790 798 806 815 823 832 841 850 860 870 880 890 — — — — — — — 1.0 Bhp 1.22 1.28 1.35 1.42 1.50 1.58 1.66 1.75 1.84 1.93 2.03 2.13 2.23 2.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — ALTERNATE MOTOR AND DRIVE* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 680 657 0.88 825 718 730 666 0.94 879 726 783 676 1.00 936 735 839 686 1.07 996 743 898 696 1.14 1059 752 961 707 1.21 1125 762 1026 717 1.28 1194 771 1095 728 1.36 1267 781 1167 739 1.44 1343 791 1243 750 1.53 1423 801 1322 761 1.61 1506 812 1405 773 1.71 1593 822 1492 784 1.80 1683 833 1582 796 1.
PERFORMANCE DATA — 548F (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 548F120 (10 TONS) — HIGH-STATIC MOTOR AND DRIVE* 0.8 Bhp 1.05 1.11 1.17 1.24 1.31 1.39 1.47 1.55 1.64 1.72 1.82 1.92 2.02 2.12 2.23 2.35 2.46 2.59 2.71 2.85 2.98 Watts 977 1035 1096 1159 1226 1296 1369 1445 1525 1608 1695 1786 1880 1979 2081 2187 2297 2412 2531 2654 2782 Rpm 775 783 790 798 806 815 823 832 841 850 860 870 880 890 900 910 921 932 942 953 965 1.0 Bhp 1.22 1.28 1.35 1.42 1.50 1.58 1.66 1.75 1.84 1.93 2.03 2.
PERFORMANCE DATA — 548F (cont) FAN RPM AT MOTOR PULLEY SETTINGS* — 548F036-120 548F UNIT 548F 036† 036** 048† 048** 060† 060** 072†† 072** 090†† 090*** 090** 120†† 120† 120** 0 1000 1455 1175 1455 1192 1685 1460 1685 840 935 1080 935 1085 1130 1/ 11/2 928 1360 1054 1360 1114 1570 1345 1570 765 860 988 860 1010 1062 1 952 1392 1094 1392 1140 1608 1380 1608 790 885 1007 885 1035 1087 2 976 1423 1135 1423 1166 1647 1420 1647 815 910 1025 910 1060 1112 2 904 1328 1013 1328 1087 1531 1305 1531 740 835 9
PERFORMANCE DATA — 548F (cont) 2500 5000 2000 3000 036 - 072 2000 090 - 120 FLOW (cfm) FLOW (cfm) 4000 1000 1500 1000 500 0 0 0.1 0.2 0.3 0.4 0.5 0 a50-8046 STATIC PRESSURE (in. wg) 0 VERTICAL POWER EXHAUST PERFORMANCE 0.1 0.2 0.3 0.4 a48-6309 2500 2500 Flow in cubic feet per minute (cfm) FLOW IN CUBIC FEET PER MINUTE (cfm) HORIZONTAL POWER EXHAUST PERFORMANCE 2000 036 - 072 1500 090 - 120 1000 500 0 0.15 0.05 0.25 a50-8047 STATIC PRESSURE (in.
PERFORMANCE DATA — 548F (cont) ELECTRIC HEATING CAPACITIES — 548F036-072 UNIT 548F VOLTAGE (60 Hz) 208/230/240 (single phase) 548F 036 208/230/240 (3 phase) 460/480 (3 phase) 208/230/240 (single phase) 048 208/230/240 (3 phase) 460/480 (3 phase) 208/230/240 (single phase) 060 208/230/240 (3 phase) 460/480 (3 phase) 208/230/240 (3 phase) 072 460/480 (3 phase) ACCESSORY HEATER PART NUMBER CRHEATER - - - A00 001 002 003 004 002 & 002 001 002 003 004 005 006 007 008 009 001 003 002 & 002 003 & 003
PERFORMANCE DATA — 548F (cont) ELECTRIC HEATING CAPACITIES — 548F090-120 UNIT 548F UNIT VOLTAGE (60 Hz) 208/230/240 (3 phase) 090 460/480 (3 phase) 208/230/240 (3 phase) 120 460/480 (3 phase) 575 (3 phase) 7.8/ 9.6/10.4 12.0/14.7/16.0 18.6/22.8/24.8 24.0/29.4/32.0 31.8/39.0/42.4* 12.8/13.9 15.2/16.5 25.6/27.8 30.4/33.0 38.4/41.7* 17.0 34.0 7.8/ 9.6/10.4 12.0/14.7/16.0 24.0/29.4/32.0 31.8/39.0/42.4* 37.6/46.2/50.0* 15.2/16.5 25.6/27.8 30.4/33.0 38.4/41.7* 45.9/50.0* 17.0 34.0 51.
PERFORMANCE DATA — 548F (cont) INDOOR-FAN MOTOR PERFORMANCE — 548F036-120 UNITS UNIT 548F INDOOR-FAN MOTOR Standard 036 Alternate 548F High Static Standard 048 Alternate High Static Standard 060 Alternate High Static Standard 072 High Static Standard, Alternate 090 High Static Standard 120 Alternate High Static UNIT VOLTAGE 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/230 460 575 208/23
ELECTRICAL DATA — 548F 548F036-120 (UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE Min Max COMPRESSOR (each) RLA LRA OFM FLA IFM FLA 187 254 16.4 96.0 1.5 3.1 ALT 187 254 16.4 96.0 1.5 4.9 STD 187 254 10.2 75.0 1.5 3.1 ALT 187 254 10.2 75.0 1.5 4.9 HIGH-STATIC 187 254 10.2 75.0 1.5 5.8 STD 414 508 4.8 40.0 0.8 1.7 ALT 414 508 4.8 40.0 0.8 2.1 HIGH-STATIC 414 508 4.8 40.0 0.8 2.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz 548F 460-3-60 IFM TYPE VOLTAGE RANGE Min Max COMPRESSOR (each) RLA LRA OFM FLA IFM FLA STD 414 508 8.4 50.0 0.8 1.8 ALT 414 508 8.4 50.0 0.8 2.1 HIGH-STATIC 414 508 8.4 50.0 0.8 2.6 STD ALT HIGH-STATIC 518 518 518 632 632 632 6.7 6.7 6.7 37.0 37.0 37.0 0.8 0.8 0.8 1.8 2.1 2.6 STD 187 254 26.7 170.0 1.5 5.9 ALT 187 254 26.7 170.0 1.5 8.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE COMPRESSOR (each) Min RLA OFM IFM FLA FLA 632 9.1 58.4 0.7 2.6 518 632 9.1 58.4 0.7 3.4 — LRA STD 187 254 22.7 146.0 1.4 5.8 HIGHSTATIC 187 254 22.7 146.0 1.4 7.5 STD 414 508 11.4 73.0 0.7 2.6 HIGHSTATIC 414 508 11.4 73.0 0.7 3.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE Min Max COMPRESSOR (each) RLA LRA OFM IFM FLA FLA STD 187 254 13.4 91.0 1.4 5.8 HIGH-STATIC 187 254 13.4 91.0 1.4 10.6 STD 414 508 6.7 42.0 0.7 2.6 HIGH-STATIC 414 508 6.7 42.0 0.7 4.8 548F 208/230-3-60 090 (71/2 Tons) 460-3-60 STD 575-3-60 2.6 518 632 HIGH-STATIC 5.4 39.0 0.7 4.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz VOLTAGE COMPRESSOR RANGE (each) OFM IFM FLA FLA Min Max RLA LRA STD 187 254 17.2 124.0 1.4 5.8 ALT 187 254 17.2 124.0 1.4 7.5 HIGH-STATIC 187 254 17.2 124.0 1.4 15.0 STD 414 508 8.6 59.6 0.7 2.6 ALT 414 508 8.6 59.6 0.7 3.4 HIGH-STATIC 414 508 8.6 59.6 0.7 7.4 120 (10 Tons) 460-3-60 575-3-60 STD 518 632 6.9 49.4 0.7 2.6 ALT 518 632 6.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITH ELECTRICAL CONVENIENCE OUTLET) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE Min Max COMPRESSOR (each) RLA LRA OFM FLA IFM FLA STD 187 254 16.4 96.0 1.5 3.1 ALT 187 254 16.4 96.0 1.5 4.9 STD 187 254 10.2 75.0 1.5 3.1 ALT 187 254 10.2 75.0 1.5 4.9 HIGH-STATIC 187 254 10.2 75.0 1.5 5.8 STD 414 508 4.8 40.0 0.8 1.7 ALT 414 508 4.8 40.0 0.8 2.1 HIGH-STATIC 414 508 4.8 40.0 0.8 2.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITH ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz 460-3-60 IFM TYPE VOLTAGE RANGE Min Max COMPRESSOR (each) RLA LRA OFM FLA IFM FLA 414 508 8.4 50.0 0.8 1.8 ALT 414 508 8.4 50.0 0.8 2.1 HIGH-STATIC 414 508 8.4 50.0 0.8 2.6 STD ALT HIGH-STATIC 518 518 518 632 632 632 6.7 6.7 6.7 37.0 37.0 37.0 0.8 0.8 0.8 1.8 2.1 2.6 STD 187 254 26.7 170.0 1.5 5.9 ALT 187 254 26.7 170.0 1.5 8.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITH ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE COMPRESSOR (each) Min RLA Max LRA OFM FLA IFM FLA STD 187 254 22.7 146.0 1.4 5.8 HIGH-STATIC 187 254 22.7 146.0 1.4 7.5 STD 414 508 11.4 73.0 0.7 2.6 HIGH-STATIC 414 508 11.4 73.0 0.7 3.4 STD HIGH-STATIC 518 518 632 632 9.1 9.1 58.4 58.4 0.7 0.7 2.6 3.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITH ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz IFM TYPE VOLTAGE RANGE COMPRESSOR (each) Min RLA Max LRA OFM FLA IFM FLA 187 254 13.4 91.0 1.4 5.8 HIGH-STATIC 187 254 13.4 91.0 1.4 10.6 STD 414 508 6.7 42.0 0.7 2.6 HIGH-STATIC 414 508 6.7 42.0 0.7 4.8 STD 518 632 5.4 39.0 0.7 2.6 HIGH-STATIC 518 632 5.4 39.0 0.7 4.8 STD 187 254 17.2 124.0 1.4 5.8 ALT 187 254 17.2 124.0 1.
ELECTRICAL DATA — 548F (cont) 548F036-120 (UNITS WITH ELECTRICAL CONVENIENCE OUTLET) (cont) UNIT 548F NOMINAL V-PH-Hz VOLTAGE RANGE IFM TYPE Max RLA LRA OFM FLA IFM FLA STD 414 508 8.6 59.6 0.7 2.6 ALT 414 508 8.6 59.6 0.7 3.4 HIGH-STATIC 414 508 8.6 59.6 0.7 7.4 STD 518 632 6.9 49.4 0.7 2.6 ALT 518 632 6.9 49.4 0.7 3.4 HIGH-STATIC 518 632 6.9 49.4 0.7 7.
TYPICAL WIRING SCHEMATICS — 548F 548F a50-8052 LEGEND AWG C CAP CB CH COMP DB DFT EQUIP FPT GND HC HPS HR IFC IFM IFMOVL — — — — — — — — — — — — — — — — — American Wire Gage Contactor, Compressor Capacitor Circuit Breaker Crankcase Heater Compressor Motor Defrost Board Defrost Thermostat Equipment Freeze Protection Thermostat Ground Heater Contactor High-Pressure Switch Heater Relay Indoor Fan Contactor Indoor Fan Motor Indoor Fan Motor Overload LPS LSM OFC OFM P PL QT RSV SAT TB TRAN — — — — — — — —
548F TYPICAL WIRING SCHEMATICS — 548F (cont) a48-7910 LEGEND IAQ — Indoor Air Quality LA — Low Ambient Lockout Device POT— Potentiometer OAT — Outdoor-Air Temperature RAT — Return-Air Temperature NOTE: Potentiometer Defaults Settings: Power Exhaust Middle Minimum Pos. Fully Closed DCV Max. Middle DCV Set Middle Enthalpy C Setting NOTES: 1. 620 ohm, 1 watt 5% resister should be removed only when using differential enthalpy or dry bulb. 2.
TYPICAL WIRING SCHEMATICS — 548F (cont) 460V C2 FOR 008-014 UNITS RED YEL BLU H3 H1 LINE SIDE GRA H2 C H4 TRAN4 X4 X2 11 21 RED YEL 13 23 23 240V X1 X3 BLU GRA SECONDARY 120V YEL BLU H1 H3 H2 X2 X3 GRA 208-230-1 ONLY H4 TRAN4 RED H1 GRA 600V H2 X4 X1 BLK WHT SECONDARY 120V TRAN4 X4 X2 GROUND FAULT INTERRUPTER CONVENIENCE OUTLET GFI - CO X1 X3 GRN-YEL SECONDARY 120V SWITCH BLK FUSE GRN-YEL TEST RESET 15 AMP a48-7462 Convenience Outlet (Optional) — 548F036-1
548F TYPICAL PIPING AND WIRING — 548F 50-1279 Vertical Discharge Ducting LEGEND NEC — National Electrical Code 50-1297 Horizontal Discharge Ducting 68
GUIDE SPECIFICATIONS — 548F036-120 69 548F 6. Unit shall have factory-installed filter access panel to provide filter access with tool-less removal. 7. Unit shall have standard thru-the-bottom power connection capability. C. Fans: 1. Indoor blower shall be of the direct-driven or belt-driven, double inlet, forward-curved centrifugal type. Belt drive shall include an adjustable-pitch motor pulley. 2.
548F GUIDE SPECIFICATIONS — 548F036-120 (cont) c. E-Coated copper-fin coils shall have a flexible epoxy polymer coating uniformly applied to all coil surface areas without material bridging between fins. Coating process shall ensure complete coil encapsulation. Color shall be high gloss black with gloss — 60 deg of 65 to 90% per ASTM D523-89. Uniform dry film thickness from 0.8 to 1.2 mil on all surface areas including fin edges.
GUIDE SPECIFICATIONS — 548F036-120 (cont) 3. 4. * 5. * 6. * 7. * 8. * 9. 10. * 11. 71 s. Remote Minimum Position Control — A fieldinstalled accessory remote potentiometer shall allow the outdoor-air damper to be opened or closed beyond the minimum position in the occupied mode for modified ventilation. 50% Manual Outdoor-Air Damper: Manual damper package shall consist of damper, birdscreen, and rainhood which can be preset to admit up to 50% outdoor air for year-round ventilation.
548F GUIDE SPECIFICATIONS — 548F036-120 (cont) 12. Power Exhaust Accessory for EconoMi$erIV or EconoMi$er2: Power exhaust shall be used in conjunction with EconoMi$erIV or EconoMi$er2 to provide system exhaust of up to 100% of return air (vertical only). The power exhaust is a field-installed accessory (separate vertical and horizontal design). NOTE: Horizontal power exhaust is intended to mount in return ductwork.
PHYSICAL DATA — 549B036-072 UNIT SIZE 549B NOMINAL CAPACITY (tons) OPERATING WEIGHT (lb) Unit EconoMi$erIV Roof Curb COMPRESSOR Quantity Oil (oz) REFRIGERANT TYPE Operating Charge (lb) OUTDOOR COIL Rows...Fins/in. Total Face Area (sq ft) OUTDOOR FAN Quantity...Diameter (in.) Nominal Cfm Motor Hp...Rpm INDOOR COIL Rows...Fins/in. Total Face Area (sq ft) INDOOR FAN Quantity...Size (in.
PHYSICAL DATA — 549B090-120 BASE UNIT 549B NOMINAL CAPACITY (tons) OPERATING WEIGHT (lb) Unit EconoMi$erIV Roof Curb COMPRESSOR Quantity Oil (oz) (each compr) REFRIGERANT TYPE Operating Charge (lb) Circuit 1 Circuit 2 OUTDOOR COIL Rows...Fins/in. Total Face Area (sq ft) OUTDOOR FAN Quantity...Diameter (in.) Nominal Cfm Motor Hp...
PHYSICAL DATA — 549C024-060 UNIT SIZE 549C NOMINAL CAPACITY (tons) OPERATING WEIGHT (lb) Unit EconoMi$erIV Roof Curb COMPRESSOR Quantity Oil (oz) REFRIGERANT TYPE Operating Charge (lb) OUTDOOR FAN Quantity...Diameter (in.) Nominal Cfm Motor Hp...Rpm OUTDOOR COIL Rows...Fins/in. Total Face Area (sq ft) INDOOR FAN Quantity...Size (in.) Type Drive Motor Frame Size Nominal Rpm High/Low Fan Rpm Range 036 3 048 4 060 5 550 50 115 550 50 115 560 50 115 630 50 115 1 80 1 42 1 42 1 53 5.2 12.0 12.
549B, 549C 549B036-072 BASE UNIT DIMENSIONS a50-8054 76
a50-8055 77 549B, 549C 549B090-120 BASE UNIT DIMENSIONS (cont)
549B, 549C 549C024-060 BASE UNIT DIMENSIONS (cont) a50-8097 78
ACCESSORY DIMENSIONS CONNECTOR PKG. ACCY. CRBTMPWR001A01 CRBTMPWR002A01 CRBTMPWR003A01 CRBTMPWR004A01 B 1′-911/16″ [551] C 1′-4″ [406] D ALT DRAIN HOLE GAS 13/4″ [44.5] 3/ ″ 4 [19] NPT 1/ ″ 2 [12.7] NPT 3/ ″ 4 [19] NPT POWER CONTROL ROOF CURB ACCESSORY ACCESSORY POWER CRRFCURB001A01 4″ [19] NPT 11/4″ [31.7] 3/ 3/ 4″ 1/ 2″ [12.7] NPT [19] NPT 1/ 2″ CRRFCURB002A01 [12.7] NPT A UNIT SIZE 1′-2″ [356] 2′-0″ [610] 549B, 549C 024-072 NOTES: 1.
ACCESSORY DIMENSIONS (cont) CONNECTOR PKG. ACCY. CRBTMPWR001A01 CRBTMPWR002A01 CRBTMPWR003A01 CRBTMPWR004A01 B C 2′-87/16″ 1′-1015/16″ [827] [583] D ALT DRAIN HOLE GAS 13/4″ [44.5] 3/4″ [19] NPT 1/ ″ 2 [12.7] NPT 3/4″ [19] NPT POWER CONTROL 4″ [19] NPT 11/4″ [31.7] ACCESSOR Y POWER 3/ 3/ 4″ 1/ ″ 2 [19] NPT [12.7] NPT 11/4″ [31.7] 1/ ″ 2 [12.7] NPT ROOF CURB “A” ACCESSORY CRRFCURB003A01 1′-2″ [356] CRRFCURB004A01 2′-0″ [610] UNIT SIZE 549B090-120 NOTES: 1.
SELECTION PROCEDURE (WITH 549B048 EXAMPLE) I DETERMINE COOLING AND HEATING REQUIREMENTS AT DESIGN CONDITIONS: Given: Required Cooling Capacity (TC) . . . . . . . . . . 38,000 Btuh Sensible Heat Capacity (SHC). . . . . . . . . . . . 24,000 Btuh Required Heating Capacity . . . . . . . . . . . . . . 35,000 Btuh Outdoor Entering-Air Temperature. . . . . . . . . . . . . . . 95 F Outdoor-Air Winter Design Temperature . . . . . . . . . . . 0° F Indoor-Air Winter Design Temperature . . . . . . . . . . .
PERFORMANCE DATA — 549B, 549C COOLING CAPACITIES Standard Ratings 549B036 (3 Tons) Temp (F) Outdoor Entering Air (Edb) 75 85 95 105 115 125 TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 62 34.4 28.8 2.05 33.1 28.2 2.31 31.7 27.4 2.58 30.0 26.6 2.88 28.0 25.6 3.20 25.7 24.5 3.53 Indoor Entering Air — Cfm/BF 1200/0.15 Indoor Entering Air — Ewb (F) 72 67 62 42.9 39.6 36.3 21.5 27.6 32.9 2.12 2.10 2.07 41.9 38.2 34.9 21.2 27.2 32.4 2.38 2.35 2.33 40.4 36.7 33.4 20.8 26.6 31.6 2.66 2.63 2.
PERFORMANCE DATA — 549B, 549C (cont) COOLING CAPACITIES (cont) Standard Ratings 549B072 (6 Tons) Temp (F) Outdoor Entering Air (Edb) TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 75 85 95 105 115 549B090 (71/2 1800/0.06 72 83.2 39.7 4.90 81.5 39.2 5.45 78.8 38.4 6.03 76.2 37.6 6.69 72.5 36.3 7.37 85 95 115 125 57 67.9 66.6 4.63 64.8 63.6 5.16 61.8 60.6 5.73 57.8 56.6 6.38 54.7 53.6 7.07 72 84.7 41.6 4.94 83.2 41.4 5.49 80.9 40.8 6.09 77.9 39.9 6.73 74.3 38.7 7.43 57 74.3 72.8 4.73 72.
PERFORMANCE DATA — 549B, 549C (cont) COOLING CAPACITIES (cont) 549B120 (10 Tons) Temp (F) Outdoor Entering Air (Edb) TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 75 85 95 105 115 125 3000/0.03 72 136.0 64.6 7.51 132.6 63.6 8.40 127.8 62.2 9.36 122.4 60.4 10.41 116.8 58.6 11.58 110.6 56.4 12.87 67 124.0 80.8 7.35 119.6 79.2 8.23 114.6 77.6 9.18 108.8 75.4 10.26 101.8 72.8 11.37 95.8 70.6 12.62 62 111.4 96.0 7.20 106.6 94.0 8.09 99.4 90.8 9.01 92.0 87.4 10.02 86.6 84.6 11.15 84.6 83.4 12.
PERFORMANCE DATA — 549B, 549C (cont) COOLING CAPACITIES (cont) 549C036 (3 Tons) Temp (F) Outdoor Entering Air (Edb) TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 75 85 95 105 115 125 72 43.5 21.2 2.12 42.2 20.7 2.38 40.9 20.3 2.67 39.1 19.6 3.01 34.7 18.1 3.35 31.8 17.1 3.71 Indoor Entering Air — Cfm/BF 1200/0.07 Indoor Entering Air — Ewb (F) 62 67 72 38.5 42.1 45.4 36.0 29.9 23.1 2.09 2.11 2.14 37.0 40.6 44.1 35.3 29.5 22.8 2.35 2.37 2.40 33.6 38.8 42.6 33.6 29.0 22.5 2.64 2.67 2.69 30.
PERFORMANCE DATA — 549B, 549C (cont) COOLING CAPACITIES (cont) 549C060 (5 Tons) Temp (F) Outdoor Entering Air (Edb) 75 85 95 105 115 125 549B, 549C BF Edb Ewb kW SHC TC — — — — — — TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 1500/0.05 57 56.2 54 3.17 53.3 51.2 3.59 49.1 47.1 4.02 44.7 42.9 4.49 39.9 38.4 4.98 35.9 34.5 5.53 62 59.2 49.5 3.19 56 48.3 3.6 50.5 46.1 4.03 44.6 42.9 4.49 40 38.4 4.98 35.9 34.5 5.53 67 65 41.1 3.19 62.6 40.4 3.62 59.4 39.3 4.08 52.9 37 4.56 45.2 34.3 5.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS 549B036 (3 Tons) Return Cfm Air (Standard (F db) Air) Cap. 900 kW Cap. 55 1200 kW Cap. 1500 kW Cap. 900 kW Cap. 70 1200 kW Cap. 1500 kW Cap. 900 kW Cap. 80 1200 kW Cap. 1500 kW –10 0 10 17 30 40 47 50 60 10.3 9.47 1.48 10.8 9.92 1.45 11.1 10.2 1.43 8.67 7.97 1.69 9.15 8.42 1.67 9.55 8.78 1.65 7.32 6.73 1.83 7.80 7.17 1.81 8.22 7.56 1.79 13.7 12.6 1.58 14.2 13.0 1.52 14.6 13.4 1.49 11.9 10.9 1.83 12.4 11.4 1.78 12.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 549B, 549C 549B060 (5 Tons) Return Cfm Air (Standard (F db) Air) Cap. 1500 kW Cap. 1750 kW 55 Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 1750 kW 70 Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 1750 kW 80 Cap. 2000 kW Cap. 2500 kW 549B072 (6 Tons) Return Cfm Air (Standard (F db) Air) Cap. 1800 kW Cap. 2100 kW 55 Cap. 2400 kW Cap. 3000 kW Cap. 1800 kW Cap. 2100 kW 70 Cap. 2400 kW Cap. 3000 kW Cap. 1800 kW Cap.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 549B090 (71/2 Tons) Return Cfm Air (Standard (F db) Air) Cap. 2250 kW Cap. 55 3000 kW Cap. 3750 kW Cap. 2250 kW Cap. 70 3000 kW Cap. 3750 kW Cap. 2250 kW Cap. 80 3000 kW Cap. 3750 kW –20 –10 0 10 17 30 40 47 50 60 31.4 28.8 5.32 33.3 30.6 5.76 35.1 32.1 6.23 28.8 26.5 5.76 30.6 28.2 6.19 32.3 29.8 6.63 26.3 24.1 6.01 28.0 25.9 6.44 29.8 27.4 6.89 37.8 34.9 5.47 39.6 36.5 5.90 41.4 38.2 6.34 35.9 32.9 5.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 549B, 549C 549B120 (10 Tons) Return Cfm Air (Standard (F db) Air) Cap. 3000 kW Cap. 55 4000 kW Cap. 5000 kW Cap. 3000 kW Cap. 70 4000 kW Cap. 5000 kW Cap. 3000 kW Cap. 80 4000 kW Cap. 5000 kW 549C024 (2 Tons) Return Cfm Air (Standard (F db) Air) Cap. 600 kW Cap. 55 800 kW Cap. 1000 kW Cap. 600 kW Cap. 800 70 kW Cap. 1000 kW Cap. 600 kW Cap. 800 80 kW Cap.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 549C036 (3 Tons) Return Cfm Air (Standard (F db) Air) Cap. 900 kW Cap. 55 1200 kW Cap. 1500 kW Cap. 900 kW Cap. 70 1200 kW Cap. 1500 kW Cap. 900 kW Cap. 80 1200 kW Cap. 1500 kW –20 –10 0 10 17 30 40 47 50 60 9.8 9.0 1.92 10.4 9.5 1.62 10.7 9.9 2.02 7.6 6.9 2.12 8.1 7.4 2.17 8.5 7.8 2.23 8.7 6.6 2.01 9.3 7.1 2.08 10.0 7.7 2.14 13.1 12.0 2.01 13.7 12.6 2.03 14.1 13.0 2.07 11.1 10.2 2.24 11.7 10.8 2.27 12.2 11.
PERFORMANCE DATA — 549B, 549C (cont) INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont) 549B, 549C 549C060 (5 Tons) Return Cfm Air (Standard (F db) Air) Cap. 1500 kW Cap. 1750 kW 55 Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 1750 kW 70 Cap. 2000 kW Cap. 2500 kW Cap. 1500 kW Cap. 1750 kW 80 Cap. 2000 kW Cap. 2500 kW Temperature Air Entering Outdoor Coil (F db) –20 –10 0 10 17 30 16.9 15.6 3.15 17.4 16 3.19 17.8 16.4 3.25 18.5 17 3.36 13.8 12.7 3.45 14.3 13.2 3.5 14.8 13.6 3.55 15.5 14.3 3.67 11.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B036 AND 549C036 (3 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) Airflow 0.2 0.4 0.6 (Cfm) Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm 900 566 0.14 142 690 0.23 228 791 0.32 320 879 1000 598 0.17 173 718 0.27 267 817 0.37 366 903 1100 632 0.21 210 748 0.31 311 844 0.42 418 929 1200 666 0.25 252 778 0.36 361 873 0.48 476 956 1300 701 0.30 300 809 0.42 418 902 0.54 540 983 1400 737 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B048 AND 549C048 (4 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) Airflow 0.2 0.4 0.6 (Cfm) Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm 1200 666 0.25 252 778 0.36 361 873 0.48 476 956 701 0.30 300 809 0.42 418 902 0.54 540 983 1300 737 0.36 355 842 0.48 481 932 0.61 610 1012 1400 774 0.42 417 875 0.55 551 962 0.69 689 1041 1500 811 0.49 487 909 0.63 629 994 0.78 774 1071 1600 849 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B060 AND 549C060 (5 TONS) STANDARD MOTOR (BELT DRIVE)* — SINGLE-PHASE UNITS External Static Pressure (in. wg) Airflow 0.2 0.4 0.6 (Cfm) Rpm Bhp Watt Rpm Bhp Watts Rpm Bhp Watts Rpm 1500 790 0.40 353 897 0.53 471 991 0.68 600 1075 828 0.46 412 931 0.60 536 1022 0.75 670 1104 1600 866 0.54 478 966 0.68 608 1054 0.84 747 1134 1700 905 0.62 551 1001 0.77 687 1087 0.94 832 1165 1800 944 0.71 633 1037 0.87 774 1120 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B060 AND 549C060 (5 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Rpm Bhp Watts 991 0.68 600 1022 0.75 670 1054 0.84 747 1087 0.94 832 1120 1.04 925 1154 1.16 1026 1189 1.28 1137 1224 1.41 1256 1260 1.56 1386 1296 1.72 1526 1333 1.89 1676 Rpm 1075 1104 1134 1165 1197 1229 1262 1295 1329 1364 1399 0.8 Bhp 0.83 0.92 1.01 1.11 1.22 1.34 1.47 1.61 1.76 1.93 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B072 (6 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 708 1092 0.97 860 1169 796 1126 1.08 956 1201 892 1160 1.19 1060 1235 997 1195 1.32 1173 1268 1111 1230 1.46 1294 1302 1234 1266 1.60 1425 1337 1367 1302 1.76 1566 1371 1510 1339 1.93 1717 1406 1663 1375 2.12 1878 1442 1828 1412 2.31 2051 1478 2003 1450 2.52 2235 1514 2191 1488 2.74 2431 — 2391 — — — — 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B090 (71/2 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 680 660 0.95 885 722 709 666 0.98 916 727 768 678 1.05 982 739 832 690 1.13 1051 750 866 697 1.17 1088 756 901 703 1.21 1125 762 974 716 1.29 1204 774 1051 729 1.38 1287 786 1133 742 1.48 1376 799 1220 756 1.58 1469 811 1313 770 1.68 1568 824 1411 784 1.79 1672 837 1514 798 1.91 1781 851 1623 812 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B090 (71/2 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* 0.8 Bhp 1.19 1.22 1.30 1.38 1.42 1.46 1.55 1.65 1.75 1.86 1.97 2.09 2.21 2.34 2.48 2.62 2.77 2.84 Watts 1106 1140 1210 1285 1324 1365 1449 1538 1632 1731 1835 1944 2060 2181 2308 2441 2580 2653 Rpm 779 784 795 805 811 816 828 839 851 863 875 888 900 913 926 939 953 959 1.0 Bhp 1.44 1.48 1.56 1.64 1.69 1.73 1.83 1.93 2.04 2.15 2.27 2.39 2.52 2.66 2.80 2.95 3.10 3.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B102 (81/2 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 506 629 0.67 625 688 548 640 0.72 672 697 594 650 0.77 723 707 642 661 0.83 776 718 693 672 0.89 832 728 748 684 0.95 891 738 805 695 1.02 953 749 865 707 1.09 1018 760 929 718 1.17 1086 771 996 730 1.24 1158 782 1066 742 1.32 1233 794 1140 754 1.41 1312 805 1218 767 1.50 1395 817 1299 779 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B102 (81/2 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* 0.8 Bhp 0.80 0.85 0.91 0.98 1.04 1.11 1.18 1.26 1.33 1.42 1.50 1.59 1.69 1.78 1.88 1.99 2.10 2.22 2.34 Watts 745 797 852 910 970 1034 1100 1170 1244 1320 1400 1484 1571 1662 1758 1857 1960 2067 2179 Rpm 741 750 760 769 779 789 799 809 820 831 841 852 863 874 886 897 909 920 932 1.0 Bhp 0.93 0.99 1.05 1.12 1.19 1.26 1.34 1.42 1.50 1.59 1.68 1.78 1.87 1.98 2.08 2.20 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B120 (10 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 748 684 0.95 891 738 805 695 1.02 953 749 865 707 1.09 1018 760 929 718 1.17 1086 771 996 730 1.24 1158 782 1066 742 1.32 1233 794 1140 754 1.41 1312 805 1218 767 1.50 1395 817 1299 779 1.59 1481 828 1385 792 1.69 1572 840 1474 804 1.79 1666 852 1567 817 1.89 1764 864 1665 830 2.00 1866 876 1767 843 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 549B120 (10 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* 0.8 Bhp 1.11 1.18 1.26 1.33 1.42 1.50 1.59 1.69 1.78 1.88 1.99 2.10 2.22 2.34 2.46 2.59 2.72 2.86 3.01 3.16 3.31 Watts 1034 1100 1170 1244 1320 1400 1484 1571 1662 1758 1857 1960 2067 2179 2295 2415 2541 2670 2805 2944 3089 Rpm 789 799 809 820 831 841 852 863 874 886 897 909 920 932 944 956 968 980 993 1005 1018 1.0 Bhp 1.26 1.34 1.42 1.50 1.59 1.68 1.78 1.87 1.98 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS 549C024 (2 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) Airflow 0.1 0.2 0.4 0.6 0.8 (Cfm) Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 600 490 0.08 521 0.08 597 0.14 703 0.21 788 0.29 700 519 0.09 557 0.09 623 0.16 729 0.24 816 0.32 800 537 0.1 582 0.12 650 0.19 751 0.27 845 0.37 900 560 0.13 610 0.14 681 0.22 783 0.32 870 0.42 1000 589 0.15 640 0.16 707 0.26 808 0.36 894 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B048 AND 549C048 (4 TONS) STANDARD MOTOR (BELT DRIVE)* External Static Pressure (in. wg) Airflow 0.2 0.4 0.6 (Cfm) Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm 1200 643 0.23 233 762 0.35 344 860 0.46 459 944 674 0.28 276 791 0.40 395 887 0.52 517 970 1300 706 0.33 324 820 0.45 451 914 0.59 582 997 1400 738 0.38 379 849 0.52 515 942 0.66 653 1024 1500 771 0.44 440 879 0.59 584 971 0.74 731 1051 1600 804 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B060 AND 549C060 (5 TONS) STANDARD MOTOR (BELT DRIVE)* — SINGLE-PHASE UNITS External Static Pressure (in. wg) Airflow 0.2 0.4 0.6 (Cfm) Rpm Bhp Watt Rpm Bhp Watts Rpm Bhp Watts 1500 724 0.33 295 837 0.45 402 937 0.59 524 757 0.39 343 866 0.51 455 962 0.65 580 1600 790 0.45 398 894 0.58 514 988 0.72 643 1700 823 0.52 458 924 0.65 579 1015 0.80 712 1800 857 0.59 525 955 0.73 650 1043 0.89 787 1900 892 0.67 599 986 0.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B060 AND 549C060 (5 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* Airflow (Cfm) 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 Rpm 724 757 790 823 857 892 927 962 997 1033 1069 0.2 Bhp 0.33 0.39 0.45 0.52 0.59 0.67 0.77 0.87 0.97 1.09 1.22 Watts 295 343 398 458 525 599 680 769 865 970 1084 Rpm 837 866 894 924 955 986 1017 1050 1082 1115 1149 0.4 Bhp 0.45 0.51 0.58 0.65 0.73 0.82 0.92 1.02 1.14 1.26 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B072 (6 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 589 1018 0.82 728 1100 659 1046 0.91 805 1127 737 1075 1.00 888 1154 821 1104 1.10 979 1182 912 1134 1.21 1077 1210 1011 1164 1.33 1182 1239 1118 1195 1.46 1295 1268 1233 1226 1.59 1416 1297 1356 1257 1.74 1546 1327 1487 1289 1.90 1684 1358 1629 1320 2.06 1832 1388 1779 1353 2.24 1989 1419 1939 1385 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B090 (71/2 TONS) STANDARD MOTOR (BELT DRIVE)* 0.8 Bhp 1.10 1.13 1.19 1.26 1.29 1.33 1.40 1.48 1.56 1.64 1.73 1.82 1.92 2.02 2.13 2.24 2.35 2.41 Watts 1021 1050 1109 1171 1204 1237 1306 1378 1453 1533 1615 1702 1792 1887 1985 2088 2195 2250 Rpm 753 757 766 775 779 784 793 803 812 822 831 841 851 861 872 882 892 897 1.0 Bhp 1.34 1.38 1.45 1.52 1.56 1.60 1.68 1.76 1.85 1.94 2.03 2.13 2.24 2.35 2.46 2.58 2.70 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B090 (71/2 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 596 629 0.86 802 694 618 634 0.89 828 699 665 644 0.94 881 708 715 654 1.01 937 717 740 659 1.04 967 722 767 664 1.07 996 727 823 674 1.14 1059 737 882 684 1.21 1125 746 944 695 1.28 1194 756 1009 705 1.36 1266 766 1079 716 1.44 1342 776 1151 727 1.53 1422 787 1228 738 1.61 1506 797 1308 749 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B102 (81/2 TONS) STANDARD MOTOR (BELT DRIVE)* 0.8 Bhp 0.78 0.83 0.88 0.93 0.99 1.05 1.11 1.17 1.24 1.31 1.39 1.47 1.55 1.64 1.72 1.82 1.92 2.02 2.12 Watts 728 773 820 870 922 977 1035 1096 1159 1226 1296 1369 1445 1525 1608 1695 1786 1880 1979 Rpm 744 750 756 762 768 775 783 790 798 806 815 823 832 841 850 860 870 880 890 1.0 Bhp 0.93 0.98 1.04 1.09 1.15 1.22 1.28 1.35 1.42 1.50 1.58 1.66 1.75 1.84 1.93 2.03 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B102 (81/2 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 467 614 0.64 594 681 505 622 0.68 635 688 545 630 0.73 679 695 587 639 0.78 725 702 632 648 0.83 774 710 680 657 0.88 825 718 730 666 0.94 879 726 783 676 1.00 936 735 839 686 1.07 996 743 898 696 1.14 1059 752 961 707 1.21 1125 762 1026 717 1.28 1194 771 1095 728 1.36 1267 781 1167 739 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B120 (10 TONS) STANDARD MOTOR (BELT DRIVE)* 0.8 Bhp 1.05 1.11 1.17 1.24 1.31 1.39 1.47 1.55 1.64 1.72 1.82 1.92 2.02 2.12 2.23 2.35 2.46 2.59 2.71 2.85 2.98 Watts 977 1035 1096 1159 1226 1296 1369 1445 1525 1608 1695 1786 1880 1979 2081 2187 2297 2412 2531 2654 2782 Rpm 775 783 790 798 806 815 823 832 841 850 860 870 880 890 900 910 921 932 942 953 965 1.0 Bhp 1.22 1.28 1.35 1.42 1.50 1.58 1.66 1.75 1.84 1.93 2.
PERFORMANCE DATA — 549B, 549C (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) 549B120 (10 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* External Static Pressure (in. wg) 0.6 Watts Rpm Bhp Watts Rpm 680 657 0.88 825 718 730 666 0.94 879 726 783 676 1.00 936 735 839 686 1.07 996 743 898 696 1.14 1059 752 961 707 1.21 1125 762 1026 717 1.28 1194 771 1095 728 1.36 1267 781 1167 739 1.44 1343 791 1243 750 1.53 1423 801 1322 761 1.61 1506 812 1405 773 1.71 1593 822 1492 784 1.80 1683 833 1582 796 1.
PERFORMANCE DATA — 549B, 549C (cont) FAN RPM AT MOTOR PULLEY SETTINGS* UNIT 549C024 549B, 549C036† 549B036** 549B, 549C048† 549B048** 549B, 549C060† 549B060** 549B072† 549B072** 549B090† 549B090** 549B102† 549B102** 549B120† 549B120** 0 1/ 936 1044 1455 1185 1455 1460 1685 1585 1685 950 1080 1085 1080 1080 1219 906 1008 1423 1144 1423 1425 1647 1538 1647 930 1060 1061 1058 1060 1195 2 1 11/2 877 971 1392 1102 1392 1390 1608 1492 1608 905 1035 1036 1036 1035 1170 847 935 1360 1061 1360 1355 1570 144
PERFORMANCE DATA — 549B, 549C (cont) ACCESSORY ELECTRIC HEATERS STATIC PRESSURE* (in. wg) — 549B036-072 AND 549C024-060 COMPONENT 600 0.03 0.14 1 Heater Module 2 Heater Modules 900 0.05 0.15 1200 0.07 0.16 1400 0.09 0.16 1600 0.09 0.16 CFM 1800 0.10 0.17 2000 0.11 0.17 2200 0.11 0.17 2400 0.12 0.18 2600 0.13 0.18 LEGEND FIOP — Factory-Installed Option *The static pressure must be added to external static pressure.
PERFORMANCE DATA — 549B, 549C (cont) ELECTRIC HEATING CAPACITIES — 549B036-120 AND 549C024-060 UNIT 549B, 549C VOLTAGE (60 Hz) 024 (2 Tons) 208/230/240 (single phase) 208/230/240 (single phase) 036 (3 Tons) 208/230/240 (3 phase) 460/480 (3 phase) 208/230/240 (single phase) 048 (4 Tons) 208/230/240 (3 phase) 460/480 (3 phase) 060 (5 Tons) 208/230/240 (3 phase) 460/480 (3 phase) 208/230/240 (3 phase) 072 (6 tons) 460/480 (3 phase) 3.3/ 4.0/ 4.4 4.9/ 6.0/ 6.5 6.5/ 8.0/ 8.7 7.9/ 9.6/10.5 3.3/ 4.
PERFORMANCE DATA — 549B, 549C (cont) ELECTRIC HEATING CAPACITIES — 549B036-120 AND 549C024-060 (cont) UNIT 549B VOLTAGE (60 Hz) 7.8/ 9.6/10.4 12.0/14.7/16.0 18.6/22.8/24.8 24.0/29.4/32.0 31.8/39.0/42.4* 12.8/13.9 15.2/16.5 25.6/27.8 30.4/33.0 38.4/41.7* 7.8/ 9.6/10.4 12.0/14.7/16.0 18.6/22.8/24.8 24.0/29.4/32.0 31.8/39.0/42.4* 12.8/13.9 15.2/16.5 25.6/27.8 30.4/33.0 38.4/41.7* 7.8/ 9.6/10.4 12.0/14.7/16.0 24.0/29.4/32.0 31.8/39.0/42.4* 37.6/46.2/50.0* 15.2/16.5 25.6/27.8 30.4/33.0 38.4/41.7* 46.0/50.
ELECTRICAL DATA — 549B 549B036-120 STANDARD MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET UNIT 549B 036 (3 Tons) 048 (4 Tons) COMPRESSOR OFM IFM Min Max RLA LRA FLA FLA 208/230-1-60 187 254 16.0 88.0 0.7 4.9 208/230-3-60 187 254 10.3 77.0 0.7 4.9 460-3-60 414 508 5.1 39.0 0.4 2.2 208/230-1-60 187 254 18.3 109.0 0.7 4.9 208/230-3-60 187 254 12.4 88.0 0.7 4.9 460-3-60 414 508 6.4 44.0 0.4 2.2 208/230-1-60 187 254 25.0 150.0 1.5 7.
ELECTRICAL DATA — 549B (cont) 549B036-120 STANDARD MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET (cont) VOLTAGE RANGE COMPRESSOR (each) OFM (each) IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 12.4 88.0 1.4 7.5 460-3-60 414 508 6.4 44.0 0.7 3.4 208/230-3-60 187 254 13.9 105 1.4 7.5 460-3-60 414 508 7.9 55.0 0.7 3.4 208/230-3-60 187 254 19.3 123.0 1.4 10.6 460-3-60 414 508 10.0 62.0 0.7 4.
ELECTRICAL DATA — 549B (cont) 549B036-120 — STANDARD MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET UNIT 549B 036 (3 Tons) 048 (4 Tons) COMPRESSOR OFM IFM Min Max RLA LRA FLA FLA 208/230-1-60 187 254 16.0 88.0 0.7 4.9 208/230-3-60 187 254 10.3 77.0 0.7 4.9 460-3-60 414 508 5.1 39.0 0.4 2.2 208/230-1-60 187 254 18.3 109.0 0.7 4.9 208/230-3-60 187 254 12.4 88.0 0.7 4.9 460-3-60 414 508 6.4 44.0 0.4 2.2 208/230-1-60 187 254 25.0 150.0 1.5 7.
ELECTRICAL DATA — 549B (cont) 549B036-120 — STANDARD MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET (cont) VOLTAGE RANGE COMPRESSOR (each) OFM (each) IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 12.4 88.0 1.4 7.5 460-3-60 414 508 6.4 44.0 0.7 3.4 208/230-3-60 187 254 13.9 105 1.4 7.5 460-3-60 414 508 7.9 55.0 0.7 3.4 208/230-3-60 187 254 19.3 123.0 1.4 10.6 460-3-60 414 508 10.0 62.0 0.7 4.
ELECTRICAL DATA — 549B (cont) 549B036-120 — HIGH-STATIC MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET UNIT 549B COMPRESSOR OFM IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 10.3 77.0 0.7 5.8 460-3-60 414 508 5.1 39.0 0.4 2.6 208/230-3-60 187 254 12.4 88.0 0.7 5.8 460-3-60 414 508 6.4 44.0 0.4 2.6 208/230-3-60 187 254 17.3 123.0 1.5 7.5 460-3-60 414 508 8.4 70.0 0.8 3.4 208/230-3-60 187 254 20.5 156.0 1.4 7.5 460-3-60 414 508 9.6 70.0 0.
ELECTRICAL DATA — 549B (cont) 549B036-120 — HIGH-STATIC MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET (cont) VOLTAGE RANGE COMPRESSOR (each) OFM (each) IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 12.4 88.0 1.4 10.6 460-3-60 414 508 6.4 44.0 0.7 4.8 208/230-3-60 187 254 13.9 105 1.4 10.6 460-3-60 414 508 7.9 55.0 0.7 4.8 208/230-3-60 187 254 19.3 123.0 1.4 15.0 460-3-60 414 508 10.0 62.0 0.7 7.
ELECTRICAL DATA — 549B (cont) 549B036-120 — HIGH-STATIC MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET UNIT 549B COMPRESSOR OFM IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 10.3 77.0 0.7 5.8 460-3-60 414 508 5.1 39.0 0.4 2.6 208/230-3-60 187 254 12.4 88.0 0.7 5.8 460-3-60 414 508 6.4 44.0 0.4 2.6 208/230-3-60 187 254 17.3 123.0 1.5 7.5 460-3-60 414 508 8.4 70.0 0.8 3.4 208/230-3-60 187 254 20.5 156.0 1.4 7.5 460-3-60 414 508 9.6 70.0 0.
ELECTRICAL DATA — 549B (cont) 549B036-120 — HIGH-STATIC MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET (cont) VOLTAGE RANGE COMPRESSOR (each) OFM (each) IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 12.4 88.0 1.4 10.6 460-3-60 414 508 6.4 44.0 0.7 4.8 208/230-3-60 187 254 13.9 105 1.4 10.6 460-3-60 414 508 7.9 55.0 0.7 4.8 208/230-3-60 187 254 19.3 123.0 1.4 15.0 460-3-60 414 508 10.0 62.0 0.7 7.
ELECTRICAL DATA — 549C 549C024-060 — STANDARD MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET UNIT 549C NOMINAL VOLTAGE (V-Ph-Hz) VOLTAGE COMPRESSOR OFM RANGE (each) (each) IFM Min Max RLA LRA FLA FLA 254 10.9 63.0 0.7 2.0 208/230-1-60 187 254 16.0 88.0 0.7 4.9 036 (3Tons) 208/230-3-60 187 254 10.3 77.0 0.7 4.9 414 508 5.1 39.0 0.4 2.2 208/230-1-60 197 254 21 115.0 0.7 4.9 048 (4Tons) 208/230-3-60 187 254 14.1 95.0 0.7 4.9 414 508 7.1 45.0 0.4 2.
ELECTRICAL DATA — 549C (cont) 549C024-060 — HIGH-STATIC MOTOR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET VOLTAGE RANGE COMPRESSOR (each) OFM (each) IFM Min Max RLA LRA FLA FLA 208/230-3-60 187 254 10.3 77.0 0.7 5.8 460-3-60 414 508 5.1 39.0 0.4 2.6 208/230-3-60 187 254 14.1 95.0 0.7 5.8 460-3-60 414 508 7.1 45.0 0.4 2.6 208/230-3-60 187 254 17.3 123.0 1.5 7.5 460-3-60 414 508 8.4 70.0 0.8 3.
ELECTRICAL DATA — 549C (cont) 549C024-060 — STANDARD MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET UNIT 549C NOMINAL VOLTAGE (V-Ph-Hz) VOLTAGE COMPRESSOR OFM IFM RANGE (each) (each) RLA LRA FLA FLA 024 208/230-1-60 (2 Tons) 187 254 10.9 63.0 0.7 2.0 208/230-1-60 187 254 16.0 88.0 0.7 4.9 036 (3 Tons) 208/230-3-60 187 254 10.3 77.0 0.7 4.9 460-3-60 414 508 5.1 39.0 0.4 2.2 208/230-1-60 197 254 21.0 115.0 0.7 4.9 048 (4 Tons) 208/230-3-60 187 254 14.1 95.0 0.
ELECTRICAL DATA — 549C (cont) 549C036-060 — HIGH-STATIC MOTOR UNITS WITH ELECTRICAL CONVENIENCE OUTLET NOMINAL VOLTAGE (V-Ph-Hz) UNIT 549C VOLTAGE RANGE COMPRESSOR (each) Min RLA Max LRA OFM IFM (each) FLA FL A 208/230-3-60 187 254 10.3 77.0 0.7 5.8 460-3-60 414 508 5.1 39.0 0.4 2.6 208/230-3-60 187 254 14.1 95.0 0.7 5.8 460-3-60 414 508 7.1 45.0 0.4 2.6 208/230-3-60 187 254 17.3 123.0 1.5 7.5 460-3-60 414 508 8.4 70.0 0.8 3.
TYPICAL WIRING SCHEMATICS — 549B, 549C a50-8056 — — — — — — — — — — — — — — — — — — — — — — — — American Wire Gage Contactor, Compressor Capacitor Circuit Breaker Compressor Lockout Compressor Motor Defrost Board Defrost Thermostat Freeze Protection Thermostat Fuse Ground Heater Contactor (Electric Heater) High-Pressure Switch Heater Relay Indoor-Fan Contactor Indoor-Fan Motor Low-Pressure/Loss-of-Charge Switch Limit Switch (Manual Reset) Outdoor Fan Motor Overload Relay Quadruple Terminal Reversing Valv
TYPICAL WIRING SCHEMATICS — 549B, 549C (cont) a48-7910 LEGEND IAQ — Indoor Air Quality LA — Low Ambient Lockout Device POT— Potentiometer OAT — Outdoor-Air Temperature RAT — Return-Air Temperature NOTE: Potentiometer Defaults Settings: Power Exhaust Middle Minimum Pos. Fully Closed DCV Max. Middle DCV Set Middle Enthalpy C Setting NOTES: 1. 620 ohm, 1 watt 5% resister should be removed only when using differential enthalpy or dry bulb. 2.
TYPICAL WIRING SCHEMATICS — 549B, 549C (cont) 460V C2 FOR 090-120 UNITS RED YEL BLU H3 H1 H2 LINE SIDE GRA C H4 TRAN4 X4 X2 X3 BLU GRA 11 21 RED YEL 13 23 23 240V X1 RED SECONDARY 120V H1 YEL BLU H3 H2 X2 X3 GRA 208-230-1 ONLY H4 TRAN4 RED GRA 600V H1 H2 X4 X1 BLK WHT SECONDARY 120V TRAN4 X4 X2 X3 GROUND FAULT INTERRUPTER CONVENIENCE OUTLET GFI - CO X1 GRN-YEL SECONDARY 120V SWITCH TEST RESET 15 AMP Convenience Outlet (Optional) — 549B036-120, 549C024-060 U
549B, 549C TYPICAL PIPING AND WIRING — 549B036-120, 549C024-060 50-1262 Vertical Discharge Ducting LEGEND NEC — National Electrical Code a50-6711 Horizontal Discharge Ducting 134
GUIDE SPECIFICATIONS — 549B036-120, 549C024-060 PACKAGED ROOFTOP AIR-TO-AIR HEAT PUMP CONSTANT VOLUME APPLICATION HVAC GUIDE SPECIFICATIONS SIZE RANGE: 2 TO 10 TONS, NOMINAL (COOLING) 34,800 TO 114,000 BTUH, NOMINAL (HEATING) 4 TO 50 kW NOMINAL (ELECTRIC HEATING) BRYANT MODEL NUMBER: 549B 549C — PART 1 — GENERAL 1.01 SYSTEM DESCRIPTION Outdoor rooftop mounted, electrically controlled air-to-air heat pump unit utilizing a scroll compressor for cooling duty and electric resistance coils for heating duty.
549B, 549C GUIDE SPECIFICATIONS — 549B036-120, 549C024-060 (cont) G. Refrigerant Components: Refrigerant circuit components shall include: 1. Fixed orifice metering system (fixed orifice device). 2. Refrigerant filter drier. 3. Reversing valve. 4. Service gage connections on suction, discharge, and liquid lines. H. Filter Section: 1. Standard filter section shall consist of factoryinstalled, low velocity, throwaway 2-in. thick fiberglass filters of commercially available sizes. 2.
GUIDE SPECIFICATIONS — 549B036-120, 549C024-060 (cont) i. The EconoMi$erIV and EconoMi$er2 shall have a gear-driven parallel blade design. j. EconoMi$erIV microprocessor control shall provide control of internal building pressure through its accessory power exhaust function. Factory set at 100%, with a range of 0% to 100%. k. EconoMi$er2 shall be capable of control from a 4 to 20 mA signal through optional 4 to 20 mA design without microprocessor control (required for third party control interface). l.
549B, 549C GUIDE SPECIFICATIONS — 549B036-120, 549C024-060 (cont) * 5. 25% Two-Position Damper: a. Two-position damper package shall include single blade damper and motor. Admits up to 25% outdoor air. b. Damper shall close upon indoor fan shutoff. * 6.
GUIDE SPECIFICATIONS — 549B036-120, 549C024-060 (cont) The short wave-length ultra-violet light inhibits and kills mold, fungus and microbial growth. The lamps have an output rating at 45 F in 400 fpm airflow of 120 microwatts/cm2 at 1 meter. 26. Hinged Panel Option: Hinged panel option provide hinged access panels for the filter, compressor, evaporator fan, and control box areas. Filter hinged panels permit tool-less entry for changing filters. Each hinged panel is permanently attached to the rooftop unit.
PHYSICAL DATA — 542J150,180 150 UNIT SIZE 542J NOMINAL CAPACITY (tons) OPERATING WT (lb) Unit EconoMi$erIV EconoMi$er2 Roof Curb* COMPRESSOR Model Number (Quantity) Cylinders Capacity Staging (%) Oil Change (oz) REFRIGERANT TYPE Charge (lb) System 1 System 2 OUTDOOR COIL Rows Fins/in. Total Face Area (sq ft) OUTDOOR FAN Nominal Cfm Number...Diameter (in.) Motor Hp (1075 Rpm) Watts Input (Total) INDOOR COIL Rows Fins/in. Total Face Area (sq ft) INDOOR FAN Quantity...Size (in.
BASE UNIT DIMENSIONS MAXIMUM SHIPPING WEIGHT* lb kg 1895 860 2205 1000 UNIT 542J 150 180 *Units with aluminum indoor and outdoor coil fins. a50-6502 DIMENSIONS UNIT 542J X Ft-in. 3-1 3-6 150 180 KO Y mm 947 1059 Ft-in. 3-2 3-8 mm 965 1105 LEGEND — Knockout a50-8057 NOTES: 1. Dimensions in [ 2. 3. ] are in millimeters. Center of gravity. Direction of airflow.
PKG NO. REF. CURB DESCRIPTION HEIGHT CRRFCURB010A00 1′-2″ (305) Standard Curb 14″ High Standard Curb for Units CRRFCURB011A00 2′-0″ (610) Requiring High Installation CRRFCURB012A00 2′-0″ (610) Side Supply and Return Curb for High Installation 542J a50-5670 142 542J150,180 ALL UNIT A Deg. .28 in. .45 B Deg. .28 in. .43 DIMENSIONS* (degrees and inches) 4. Direction of airflow. 5. Roof curb: 16 ga. (VA03-56) stl. 6.
ACCESSORY DIMENSIONS — 542J150,180 (cont) a48-7458 3 1/2" 2" X 1/4 SUPPORT TYP. STITCH WELDED FULLY INSULATED SUPPLY PLENUM 1" INSULATION 1 1/2 # DENSITY, STICK PINNED & GLUED 14 3/4" 23" a48-7457 6" NOTE: CRRFCURB013A00 is a fully factory preassembled horizontal adapter and includes an insulated transition duct. The pressure drop through the adapter curb is negligible. Power exhaust and barometric relief accessory are not available with horizontal adapter.
ACCESSORY DIMENSIONS — 542J150,180 (cont) a50-6498 Non-Fused Disconnect — 542J150,180 542J 2'-1 5/8" 48-1169 2'-2 1/16" 1'-6 5/16" Power Exhaust — 542J150,180 144
SELECTION PROCEDURE (WITH 542J180 EXAMPLE) I DETERMINE HEATING AND COOLING REQUIREMENTS AT DESIGN CONDITIONS: Given: Required Cooling Capacity (TC) . . . . . . . . . 164,000 Btuh Sensible Heat Capacity (SHC). . . . . . . . . . . 120,000 Btuh Required Heating Capacity . . . . . . . . . . . . . 170,000 Btuh Outdoor-Air Temperature (Cooling) . . . . . . . . . . . . . . 95 F Indoor Entering-Air Temperature (Cooling). . . . . . . . . . . . . . . . . . . . . .
PERFORMANCE DATA — 542J COOLING CAPACITIES 542J150 (121/2 Tons) Temp (F) Outdoor Entering Air (Edb) TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW TC SHC kW 75 85 95 105 115 125 BF Edb Ewb kW SHC TC — — — — — — 3750/0.04 72 167.0 79.6 10.00 160.0 77.6 11.10 155.0 76.1 12.20 147.0 73.6 13.20 140.0 71.4 14.20 131.0 68.1 15.20 67 154.0 100.0 9.77 148.0 98.9 10.80 141.0 96.3 11.80 133.0 93.3 12.70 126.0 90.3 13.70 118.0 87.6 14.70 4500/0.05 62 140.0 120.0 9.50 133.0 118.0 10.40 127.0 115.0 11.40 120.
PERFORMANCE DATA — 542J (cont) INTEGRATED HEATING CAPACITIES 542J150 (121/2 Tons) Return Air –10 CFM Temp F (db) Cap. kW 55 70 80 55 70 80 55 70 80 55 70 80 55 70 80 3750 4500 5000 5625 6250 40.4 37.7 35.4 40.3 36.7 33.2 41.0 44.7 33.6 42.0 42.7 34.5 44.0 45.7 35.2 7.81 8.19 8.41 7.98 8.38 8.64 8.11 8.45 8.76 8.27 8.66 8.94 8.43 8.79 9.04 542J180 (15 Tons) Return Air –10 CFM Temp F (db) Cap. kW 55 70 80 55 70 80 55 70 80 55 70 80 55 70 80 3750 4500 5000 5625 6250 Cap.
PERFORMANCE DATA — 542J (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS 542J150 (208/230 V AND 460 V) (121/2 TONS)* Airflow (Cfm) 3750 4000 4250 4500 4750 5000 5250 5500 5750 6000 6250 Rpm 724 754 786 818 850 883 917 950 985 1020 1055 0.2 Watts 481 613 757 914 1084 1267 1464 1675 1901 2142 2398 Bhp 0.55 0.70 0.86 1.04 1.23 1.44 1.67 1.91 2.17 2.44 2.73 Rpm 838 865 893 922 951 980 1011 1041 1072 1103 1135 0.4 Watts 685 824 975 1138 1313 1501 1703 1918 2147 2391 2650 External Static Pressure (in.
PERFORMANCE DATA — 542J (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) 542J180 (15 TONS)* Airflow (Cfm) 4500 4800 5100 5400 5700 6000 6300 6600 6900 7200 7500 Rpm 584 609 634 660 687 712 736 763 788 813 841 0.2 Watts 717 839 971 1118 1284 1458 1644 1856 2078 2316 2584 Bhp 0.8 0.9 1.1 1.3 1.4 1.6 1.8 2.1 2.3 2.6 2.9 Rpm 695 717 738 760 783 805 826 851 873 896 921 0.4 Watts 952 1085 1229 1389 1566 1752 1952 2176 2410 2662 2943 External Static Pressure (in. wg) 0.6 Bhp Rpm Watts Bhp Rpm 1.
PERFORMANCE DATA — 542J (cont) a50-4028 Fan Performance Using Accessory Power Exhaust — 542J150,180 FAN RPM AT MOTOR PULLEY SETTINGS* UNIT 542J 0 1/ 150 (208/230 V and 460 V)† 150 (208/230 V and 460 V)** 150 (575 V)† 180† 180** — — — — — — — — — — 2 1 11/2 1179 1559 1429 1038 1303 1150 1522 1403 1023 1288 MOTOR PULLEY TURNS OPEN 2 2 1 /2 3 3 1 /2 4 1121 1488 1376 1001 1266 1093 1455 1349 979 1244 1064 1422 1323 956 1222 1035 1389 1296 934 1199 1006 1356 1269 912 1177 4 1 /2 5 5 1 /2 6
PERFORMANCE DATA — 542J (cont) ACCESSORY/FIOP STATIC PRESSURE* (in. wg) — 542J150,180 ACCESSORY/FIOP UNIT SIZE UNIT VOLTAGE kW 208/230-3-60 14-34 42,56 15,32 55 37 26,34 42,59 * * 575-3-60 50 * * * 150,180 All — 0.03 0.04 0.05 0.06 0.07 0.07 0.08 0.10 150,180 All — 0.16 0.18 0.25 0.31 0.35 0.37 0.44 0.46 180 EconoMi$erIV and EconoMi$er2 Glycol Coil * * 7500 0.12 0.17 0.12 0.15 0.17 0.12 0.17 0.12 0.17 0.21 * 208/230-3-60 * 7200 0.11 0.16 0.11 0.15 0.15 0.11 0.16 0.
PERFORMANCE DATA — 542J (cont) GLYCOL COIL DATA* — 542J150,180 CFM 5000 % Glycol 4400 EDB EGT 200 180 160 200 180 160 200 180 160 55 70 80 Cap. EDB EGT Gpm Ldb — — — — — 25 Gpm 33 27 21 29 23 17 26 21 15 Cap. 310 255 200 274 218 164 249 194 140 Ldb 120 108 97 127 116 104 132 121 109 Cap. 293 237 181 257 201 146 233 177 123 50 Gpm 33 27 21 29 23 17 27 20 14 Ldb 116 105 93 124 112 100 129 117 106 Cap.
ELECTRICAL DATA — 542J ELECTRICAL DATA — 542J150,180 UNIT 542J VOLTAGE (3 PH, 60 Hz) 208/230 OUTDOOR INDOOR FAN FAN MOTOR MOTOR FLA Min Max RLA LRA RLA LRA Qty Hp FLA (ea) VOLTAGE RANGE 187 253 COMPRESSOR No. 1 39.7 228 No. 2 — — 3 1.7 575 208/230 414 518 187 508 632 253 19.9 16.0 28.2 114 91 160 — — 28.2 — — 160 3 3 3 0.8 0.75 1.7 3.7 575 FLA HACR LRA MCA MOCP NEC RLA — — — — — — — 414 518 508 632 14.1 11.3 80 64 14.1 11.3 80 64 3 3 0.8 0.
542J TYPICAL WIRING SCHEMATIC — 542J a50-7581 542J180 460 V Shown 154
TYPICAL WIRING SCHEMATIC — 542J (cont) LEGEND C CAP CB CH CLO COMP DB DFT FL FPT FU GND HC HPS HR HTR IFC IFCB IFM IP LPS LS OFM OP QT — — — — — — — — — — — — — — — — — — — — — — — — — Contactor, Compressor Capacitor Circuit Breaker Crankcase Heater Compressor Lockout Compressor Motor Defrost Board Defrost Thermostat Freeze Protection Limit Switch Freeze Protection Thermostat Fuse Ground Heater Contactor (Electric Heater) High-Pressure Switch Heater Relay Heater Indoor-Fan Contactor Indoor Fan Circuit Bre
TYPICAL WIRING SCHEMATIC — 542J (cont) 4 3 7 RED 500 OHM RESISTOR 2 8 PINK 6 NOTE 1 BLUE RUN 5 OAT BLACK NOTE 2 1 10 50HJ540573 ACTUATOR ASSEMBLY 11 9 WHITE DIRECT DRIVE ACTUATOR a50-8058 12 ECONOMISER2 PLUG LEGEND OAT — Outdoor Air Temperature Sensor NOTES: 1. Switch on actuator must be in run position for economizer to operate. 2. 50HJ540573 actuator consists of the 50HJ540567 actuator and a harness with 500-ohm resistor. 542J EconoMi$er2 Wiring — 542J150,180 a48-6005 NOTES: 1.
TYPICAL PIPING AND WIRING — 542J150,180 c50-1087 LEGEND NEC — National Electrical Code NOTES: 1. Illustration shown is a general guide only and is not intended to include all details for any specific installation. 2. Installation must comply with all applicable codes. 3. A 90-degree elbow must be installed on the supply ductwork below the unit discharge for units equipped with electric heat.
GUIDE SPECIFICATIONS — 542J150,180 542J PACKAGED ROOFTOP AIR-TO-AIR HEAT PUMP CONSTANT VOLUME APPLICATION HVAC GUIDE SPECIFICATIONS SIZE RANGE: 13 AND 15 TONS, NOMINAL (COOLING) 136,000 TO 172,000 BTUH, NOMINAL (HEATING) 19 TO 50 kW NOMINAL (ELECTRIC HEATING) BRYANT MODEL NUMBER: 542J piping, controls, refrigerant charge (R-22), and special features required prior to field start-up. B. Unit Cabinet: 1.
GUIDE SPECIFICATIONS — 542J150,180 (cont) F. G. H. I. 159 tube. Epoxy-phenolic barrier shall minimize galvanic action between dissimilar metals. Heating Section: 1. May be equipped with field-installed electric resistance heater(s) of the characteristics shown in the equipment schedule. 2. Heater elements shall be open wire, adequately supported and insulated with ceramic bushings. Refrigerant Components: Refrigerant circuit components shall include: 1.
542J GUIDE SPECIFICATIONS — 542J150,180 (cont) J. Operating Characteristics: 1. Unit shall be capable of starting and running at 125 F ambient outdoor temperature, meeting maximum load criteria of ARI Standard 210/240 or 360 at + 10% voltage. 2. Compressor with standard controls shall be capable of operation down to 40 F (in cooling mode) ambient outdoor temperature. 3. Compressor with standard controls shall be capable of operation down to –20 F (in heating mode) ambient outdoor temperature. 4.
GUIDE SPECIFICATIONS — 542J150,180 (cont) * * * * 161 542J 15. Outdoor Air Enthalpy Sensor (EconoMi$erIV or EconoMi$er2): The outdoor air enthalpy sensor shall be used with the EconoMi$erIV or EconoMi$er2 device to provide single enthalpy control. When used in conjunction with a return air enthalpy sensor, the controller will provide differential enthalpy control. The sensor allows the controller to determine if outside air is suitable for free cooling. 16.
GUIDE SPECIFICATIONS — 542J150,180 (cont) operation in cooling at lower outdoor temperatures. See price pages for more information. 26. Alternate Drive: Alternate drive shall provide higher static drive capability to enhance indoor fan performance rpm range. 27. Stainless Steel Condensate Pan: Stainless steel condensate pans shall be available for condensate collection. 542J 24. Glycol Coil: Coil shall be 2-row copper tube (1/2-in. OD) with aluminum plate fins (15 fins/in.) and 1.625 in.
CONTROLS differential dry bulb, or differential enthalpy), then the control will modulate the dampers open to maintain the mixed-air temperature set point at 50 to 55 F. If there is a further demand for cooling (cooling second stage — Y2 is energized), then the control will bring on compressor stage 1 to maintain the mixed-air temperature set point. The EconoMi$erIV damper will be open at maximum position. EconoMi$erIV operation is limited to a single compressor.
CONTROLS (cont) below 50 F, a cooling lockout switch prevents the compressor(s) from running. When supply-air temperature drops below a fixed set point, the economizer damper modulates to maintain the temperature at the fixed set point. A freeze protection thermostat (FPT) is located on the indoor coil. It detects frost build-up and turns off the compressor(s), allowing the coil to clear. Once frost has melted, the compressor can be reenergized.
APPLICATION DATA 1. OUTDOOR INSTALLATION — Units approved for outdoor installation only. 2. DUCTWORK — Secure vertical discharge ductwork to roof curb. For horizontal discharge applications, either attach ductwork to unit, or use field-supplied flanges attached to the horizontal discharge openings and attach all ductwork to flanges. 3. HORIZONTAL ECONOMI$ERIV — A field-installed accessory is available for horizontal discharge applications.
APPLICATION DATA (cont) 6'-2 3/8'' MAX. 5'-9 3/16'' MAX. 1'-10 11/16'' MAX. 5 3/16'' 4'-6 13/16'' 1'-0 3/16'' 1'-7 15/16'' 1'-0 3/16'' B B 24'' MIN. A A a50-530 BAFFLE a50-6549 Shaded area indicates block-off panels. NOTES: 1. Do not drill in this area, damage to basepan may result in water leak. 2. A 90-degree elbow must be provided in the supply ductwork to comply with UL (Underwriters Laboratories) codes for use with electric heat.
APPLICATION DATA (cont) IMPORTANT: When the DCV Maximum Position is set below the minimum position, the minimum position overrides the maximum position, negating most DCV functions. Compressor staging — The EconoMi$erIV is an integrated economizer and has the ability to utilize simultaneous outdoor air and compressors. The EconoMi$erIV can be configured to support economizer and compressor operation for up to 4 compressors. Only one or two compressor operation is available with 3 to 121/2 ton units.
will be suitable. In general terms, a hot and humid climate may be a reason not to use the A curve, while a cooler climate might be more applicable for using the A or B curve. The EconoMi$erIV has expanded outdoor air capability. For a changeover economizer which cannot utilize simultaneous economizer and compression, both A and B curves would potentially be undesirable since the temperature and humidity levels are too high without compression assistance to provide effective cooling.
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE UNIT MUST BE INSTALLED IN ACCORDANCE WITH INSTALLATION INSTRUCTIONS Copyright 2009 Bryant Heating & Cooling Systems Printed in U.S.A. 4/09 Catalog No.