Precision Cooling For Business-Critical Continuity™ Liebert® Challenger™ ITR Technical Data Manual - Row-Based, Floor-Mounted Nominal 23 or 33kW Systems, Air-Cooled, Water/Glycol-Cooled, GLYCOOL, Chilled Water, Split Systems, 50 & 60 Hz
PRODUCT NOMENCLATURE NOTE Tables i, ii and iii show nomenclature for the complete range of all available product options. Not all combinations are possible. For assistance, contact your local dealer, Liebert representative or call 1-800-543-2778.
TABLE OF CONTENTS PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . INSIDE FRONT COVER 1.0 DEDICATED, PRECISE ENVIRONMENTAL CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.1 Temperature Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Humidity Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.2 Chilled Water System—Optional Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5.2.1 5.2.2 Chilled Water Flow Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 High Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 6.0 REFRIGERATION SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10.3 SCR Reheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 10.4 High-Efficiency Filter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 10.5 High External Static Blowers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 10.6 High-Efficiency Motors. . . . . . . . . . . . . . . . . . . . . . . . . . . .
FIGURES Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Unit configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Unit configurations, continued. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Microprocessor control systems . . . . . . . . . . . .
Table 26 Table 27 Table 28 Table 29 Table 30 Table 31 Table 32 Table 33 Table 34 Table 35 Table 36 Table 37 Table 38 Drycooler and pump package - 95°F (35°C) ambient * . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Liebert Challenger ITR electrical data—50 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scroll compressor and main fan (for comparison only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Dedicated, Precise Environmental Control 1.0 DEDICATED, PRECISE ENVIRONMENTAL CONTROL For sensitive electronics, environmental control is more than simple cooling. “Comfort” air conditioning systems are designed for the comfort of people and simply cannot provide the kind of environment required by high performance computer or communication equipment. 1.
Precision Environmental Control for Industrial, Telecommunications, Medical and Data Processing Equipment 2.0 PRECISION ENVIRONMENTAL CONTROL FOR INDUSTRIAL, TELECOMMUNICATIONS, MEDICAL AND DATA PROCESSING EQUIPMENT Data processing power is moving from the specialized environment of the computer room to the office and the factory floor. At the same time, the applications are growing exponentially.
Precision Environmental Control for Industrial, Telecommunications, Medical and Data Processing Equipment Figure 1 Unit configurations IMAGES ARE ILLUSTRATIVE ONLY Chilled Water, Self-Contained System Water-Cooled, Self-Contained System Plenum Available in two-way, three-way and four-way Free Discharge Grilles, Solid Plenum for ducting or low-profile, cold-aisle discharge plenum Condenser Water Pipes V-Frame Coil V-Frame Coil Scroll Compressor Condenser Air-Cooled, Self-Contained System With Match
Precision Environmental Control for Industrial, Telecommunications, Medical and Data Processing Equipment Figure 2 Unit configurations, continued IMAGE IS ILLUSTRATIVE ONLY Split Systems Available Indoor Glycol-Cooled Condensing Unit Scroll Compressor Outdoor Prop-Fan Air-Cooled Condensing Unit Indoor Centrifugal Fan Air-Cooled Condensing Unit Remote Condenser Water Source (not supplied by Liebert) Expansion Tank Indoor Water-Cooled Condensing Unit V-Frame Coil Coaxial Condenser Scroll Compressor
Local Monitoring Systems 3.0 LOCAL MONITORING SYSTEMS Two levels of microprocessor control systems are available providing precise control and monitoring of the critical space. The Advanced Microprocessor is standard, and the Advanced Microprocessor with Graphics is optional. The main control functions are similar for both controls. 3.1 Control The user must enter a three-digit password before making changes. • • • • • • • • Temperature Setpoint 65-85°F (18-29°C)* Temperature Sensitivity +1-10°F (0.
Local Monitoring Systems 3.6 Logging • Alarm history log: The Advanced Microprocessor displays the 10 most recent alarms. The Advanced Microprocessor with Graphics displays the most recent 60 alarms. Both provide a time and date stamp for each event • Run time log: Displays run time and hours for major components (also allows reset of run hours) including compressors, GLYCOOL, fan, humidifier, and reheat. 3.
Standard Features—All Systems 4.0 STANDARD FEATURES—ALL SYSTEMS 4.1 Cabinet and Frame The frame, 14 gauge, MIG welded tubular and formed steel, provides maximum support while 1" (25.4mm) deep steel panels with 1-1/2 lb. (.68 kg) insulation protect and quiet the system. The front door can be opened for service without shutting off the system. All components are accessible for service/maintenance through the front and rear of the unit.
Standard Features—All Systems 4.6.1 Condensate Pump The condensate pump, mounted in the bottom of most units, is used for unit drain water only. The condensate pump is complete with sump, motor and pump assembly and automatic control. The standard model has single float. A dual-float condensate pump, which includes connections to unit, common alarm, unit shutdown and one customer N/O contact is also available. Table 1 4.6.2 Condensate pump capacity Voltage Hz Capacity GPH (l/s) Head Pressure ft.
Chilled Water System—Standard and Optional Features 5.0 CHILLED WATER SYSTEM—STANDARD AND OPTIONAL FEATURES 5.1 Chilled Water System—Standard Features 5.1.1 Cooling Coil The chilled water cooling coil is designed for closed-loop applications using properly maintained water. It is constructed of copper tubes and aluminum fins. To ensure quality, the V-frame coil is manufactured to the highest standards in the industry. 5.1.
Refrigeration Systems 6.0 REFRIGERATION SYSTEMS Two versions are available: • Self-Contained Systems • Split Systems 6.1 Self-Contained Systems These systems feature a scroll compressor and controls, expansion valve, hot gas bypass and evaporator coil in the room unit. Air-Cooled models also include a crankcase heater on the compressor and require field connection to remote air-cooled condenser.
Air-Cooled System—Standard and Optional Features 7.0 AIR-COOLED SYSTEM—STANDARD AND OPTIONAL FEATURES 7.1 Air-Cooled, Self-Contained Systems—Standard Features 7.1.1 Pump Down Control The compressor pump-down control is accomplished by a liquid-line solenoid valve used in conjunction with a low pressure switch. 7.1.2 Condenser The Liebert manufactured low profile, direct drive propeller fan type air-cooled condenser provides quiet, efficient operation.
Air-Cooled System—Standard and Optional Features 7.3 Air-Cooled Split Systems—Standard Features 7.3.1 Centrifugal Fan, Condensing Unit The centrifugal condensing unit’s copper-tube, aluminum-fin coil is equipped with low-temperature controls to ensure year-round operation to -20°F (-29°C). The condensing unit is factory-wired, charged and tested and is ready for final connections.
Water/Glycol-Cooled Systems—Standard and Optional Features 8.0 WATER/GLYCOL-COOLED SYSTEMS—STANDARD AND OPTIONAL FEATURES 8.1 Water/Glycol Self-Contained Systems—Standard Features Liquid-Cooled Condensers A co-axial condenser provides ample capacity to handle the heat rejection needs of the system while using a minimum of liquid and low total pressure drop.
Water/Glycol-Cooled Systems—Standard and Optional Features 8.4 Water/Glycol-Cooled, Split System—Optional Features High Pressure The high pressure option for the condenser circuit consists of a two-way or three-way water regulating valve and condenser rated at 350 psig (2413 kPa) water pressure. This option is required in applications with large static heads. Factory Installed Non-Fused Disconnect Switch Allows unit to be turned off for maintenance.
GLYCOOL Systems—Standard and Optional Features 9.0 GLYCOOL SYSTEMS—STANDARD AND OPTIONAL FEATURES 9.1 GLYCOOL—Self-Contained Models Only The Liebert GLYCOOL free-cooling system is integrated with a glycol-cooled Liebert Challenger ITR. At outdoor temperatures below 35°F (1.6°C), the Econ-O-Coil is capable of providing total system capacity. At outdoor temperatures between 35° and 65°F (1.6° and 18.
GLYCOOL Systems—Standard and Optional Features 9.2.5 Drycooler The Liebert manufactured drycooler is constructed of aluminum with a copper tube aluminum fin coil. The low profile design features multiple direct drive propeller type fans, balanced to the heat rejection load. An integral, factory wired and tested control panel reduces installation time. Figure 7 Liebert Challenger ITR unit core Evaporator Coil Three-way GLYCOOL Control Valve Econ-O-Coil 9.
Optional Equipment—All Systems 10.0 OPTIONAL EQUIPMENT—ALL SYSTEMS 10.1 Steam Generating Humidifier Clean, pure steam is generated in a disposable canister that is complete with supply and drain valves, electronic controls and steam distributor. The humidifier is provided with an automatic flush cycle to lengthen service life. An indicator on the Liebert Challenger ITR monitor panel is activated when the canister should be changed. Figure 8 10.
Optional Equipment—All Systems 10.3 SCR Reheat This reheat uses stainless steel elements and also includes the necessary sensors and controls to provide variable heat output to help maintain tighter control of room conditions, especially in lightly loaded applications. (Contact factory for available voltages.) Direct expansion units only. 10.4 High-Efficiency Filter Four optional filters are available in lieu of standard package. A 4" (102mm) 20%, 30%, 40%-45% or 60%-65% filter may be specified.
Optional Equipment—All Systems 10.9 Smoke Detector The smoke detector senses the return air, shuts down the unit upon detection, and sends visual and audible alarm. Dry contacts are available for a remote customer alarm. This smoke detector is not intended to function as or replace any room smoke detection system that may be required by local or national codes. Supervised smoke detectors are also available as an option. Consult factory. 10.
Comprehensive Monitoring Systems—Optional 11.0 COMPREHENSIVE MONITORING SYSTEMS—OPTIONAL You will find a full range of monitoring and control systems, communications modules designed to interface Liebert equipment with a variety of building management systems, plus stand-alone monitoring, control and leak detection devices. 11.
Comprehensive Monitoring Systems—Optional Leak Detection Modules • Provide quick detection and location of hazardous fluid leaks. Discrete Output Interface Card • Straightforward way to tie environmental units to a building management system or alarm panel.
Comprehensive Monitoring Solutions—Optional 12.0 COMPREHENSIVE MONITORING SOLUTIONS—OPTIONAL 12.1 Liebert SiteScan® Web Liebert SiteScan Web is a monitoring solution for critical environments that utilize a facility-view approach. The system enables communications from Liebert environmental and power units—as well as many other pieces of analog or digital equipment to a front end software package that provides monitoring, control and alarm management.
Comprehensive Monitoring Solutions—Optional 12.8 Universal Monitor The Universal Monitor keeps personnel on-site and at remote locations apprised of the status of equipment through local alarming and remote paging services. The panel will interface with anything that closes an electrical contact and any device with a 4-20mA signal. To improve process efficiency and troubleshooting, the panel tracks data in an alarm log, an event log and a trend log.
System Data 13.0 SYSTEM DATA Table 2 Liebert Challenger ITR air-cooled data—60 Hz System Type Indoor Unit BR = Horizontal Flow Self-Contained BR 067A Split Systems w/Outdoor Prop-Fan w/Indoor Centrifugal Condensing Unit Condensing Unit BR 060E BR 060E Net Capacity Data BTU/H kW BTU/H kW BTU/H kW 100°F DB, 70°F WB (37.8°C DB, 21.1°C WB) 20% RH Total 78,100 22.9 76,200 22.3 73,200 21.4 Sensible 78,100 22.9 76,200 22.3 73,200 21.4 Non Standard Flow Rates 2400 CFM 2300 CFM 2100 CFM 95°F DB, 68.
System Data Table 3 Liebert Challenger ITR air-cooled data—60 Hz (continued) Split Systems System Type Indoor Unit Self-Contained w/Outdoor Prop-Fan Condensing Unit w/Indoor Centrifugal Condensing Unit BR 067A BR 060E BR 060E 11 (5) 11 (5) 11 (5) 4.8 4.8 4.8 11 (5) 11 (5) 11 (5) 3.9 3.9 3.9 Infrared Humidifier - Standard Capacity - lb/hr (kg/hr) kW Steam Generating Humidifier - Optional Capacity - lb/hr (kg/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 4 Liebert Challenger ITR air-cooled data—50 Hz System Type Split Systems BR = Horizontal Flow Self-Contained Indoor Unit BR 065A w/Outdoor Prop-Fan Condensing Unit BR 059E w/Indoor Centrifugal Condensing Unit BR 059E kW BTU/H kW BTU/H kW BTU/H Total 22.4 76,300 25.8 87,900 21.0 71,800 Sensible 22.4 76,300 25.8 87,900 21.0 71,800 Net Capacity Data 37.8°C DB, 21.1°C WB (100°F DB, 70°F WB) 20% RH Non Standard Flow Rates 2300 CFM 2100 CFM 35°C DB, 20.
System Data Table 5 Liebert Challenger ITR air-cooled data—50Hz (continued) System Type Split Systems Indoor Unit Self-Contained w/Outdoor Prop-Fan Condensing Unit w/Indoor Centrifugal Condensing Unit BR 065A BR 059E BR 059E 5 (11) 5 (11) 5 (11) 4.8 4.8 4.8 5 (11) 5 (11) 5 (11) 3.9 3.9 3.9 Infrared Humidifier - Standard Capacity - kg/hr (lb/hr) kW Steam Generating Humidifier - Optional Capacity - kg/hr (lb/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 6 Liebert Challenger ITR water cooled data, 60 Hz System Type Self-Contained BR = Horizontal Flow Indoor Unit Split Systems BR 071WG Net Capacity Data BTU/H BR 060E kW BTU/H kW 100°F DB, 70°F WB (37.8°C DB, 21.1°C WB) 20% RH Total 82,900 24.3 79,000 23.1 Sensible 82,900 24.3 79,000 23.1 Non-Standard Flow Rates 2600 CFM 2400 CFM 95°F DB, 68.3°F WB (35°C DB, 20.2°C WB) 24% RH Total 80,400 23.6 78,400 23.0 Sensible 80,400 23.6 78,400 23.
System Data Table 7 Liebert Challenger ITR water cooled data, 60 Hz (continued) System Type Indoor Unit Self-Contained Split Systems BR 071WG BR 060E 11 (5) 11 (5) 4.8 4.8 11 (5) 11 (5) 3.9 3.9 Infrared Humidifier - Standard Capacity, lb/hr (kg/hr) kW Steam Generating Humidifier - Optional Capacity, lb/hr (kg/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 8 Liebert Challenger ITR water cooled data, 50 Hz System Type Self-Contained BR = Horizontal Flow Indoor Unit Split Systems BR 070WG Net Capacity Data kW BTU/H BR 059E kW BTU/H 78,800 37.8ºC DB, 21.1ºC WB (100ºF DB, 70ºF WB) 20% RH Total 24.0 81,800 23.1 Sensible 24.0 81,800 23.1 2500 CFM Non Standard Flow Rates 35ºC DB, 20.2ºC WB (95ºF DB, 68.3ºF WB) 24% RH 78,800 2400 CFM Total 23.0 78,500 22.4 76,500 Sensible 23.0 78,500 22.4 76,500 32.2ºC DB, 19.
System Data Table 9 Liebert Challenger ITR water cooled data, 50 Hz (continued) System Type Indoor Unit Self-Contained Split Systems BR 070WG BR 059E 5 (11) 5 (11) 4.8 4.8 5 (11) 5 (11) 3.9 3.9 Infrared Humidifier - Standard Capacity - kg/hr (lb/hr) kW Steam Generating Humidifier - Optional Capacity, kg/hr (lb/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 10 Liebert Challenger ITR glycol cooled data, 60 Hz System Type Glycol Cooled GLYCOOL BR = Horizontal Flow Self-Contained Split Systems Self Contained BM = Horizontal Flow with Econ-O-Coil Indoor Unit BR 071WG BR 060E BM 061G Net Capacity Data BTU/H kW BTU/H kW BTU/H kW 100°F DB, 70°F WB (37.8°C DB, 21.1°C WB) 20% RH Total 69,800 20.5 71,600 21.0 66,000 19.3 Sensible 69,800 20.5 71,600 21.0 66,000 19.3 1800 CFM, 21.5 GPM, 2600 CFM, 20.5 GPM, Non Standard Flow Rates 2100 CFM 27.
System Data Table 11 Liebert Challenger ITR glycol cooled data, 60 Hz (continued) Glycol Cooled System Type GLYCOOL Self-Contained Split Systems Self-Contained BR 071WG BR 060E BM 061G 11 (5) 11 (5) 11 (5) 4.8 4.8 4.8 11 (5) 11 (5) 11 (5) 3.9 3.9 3.9 Indoor Unit Infrared Humidifier - Standard Capacity, lb/hr (kg/hr) kW Steam Generating Humidifier - Optional Capacity, lb/hr (kg/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 12 Liebert Challenger ITR glycol cooled data, 50 Hz System Type BR = Horizontal Flow BM = Horizontal Flow with Econ-O-Coil Indoor Unit Net Capacity Data Glycol Cooled Self-Contained GLYCOOL Split Systems BR 070WG kW Self Contained BR 059E BTU/H kW BM 058G BTU/H kW BTU/H 37.8ºC DB, 21.1ºC WB (100ºF DB, 70ºF WB) 20% RH Total 20.3 69,300 20.8 70,900 18.8 64,100 Sensible 20.3 69,300 20.8 70,900 18.8 64,100 Non Standard Flow Rates 1900 CFM, 24.5 GPM 2100 CFM 2000 CFM, 22.
System Data Table 13 Liebert Challenger ITR glycol cooled data, 50 Hz (continued) Glycol Cooled System Type Indoor Unit GLYCOOL Self-Contained Split Systems Self-Contained BR 070WG BR 059E BM 058G 5 (11) 5 (11) 5 (11) 4.8 4.8 4.8 5 (11) 5 (11) 5 (11) 3.9 3.9 3.9 Infrared Humidifier - Standard Capacity, kg/hr (lb/hr) kW Steam Generating Humidifier - Optional Capacity, kg/hr (lb/hr) kW Filter Section - Efficiencies per ASHRAE 52.
System Data Table 14 Liebert Challenger ITR chilled water data, 60 Hz Capacity Data BTU/H (kW) @ 45°F (7.2°C) EWT, 10°F (5.6°C) Water Rise; Net Capacity Data Indoor Unit BR = Horizontal Flow BR 102C 100ºF DB, 70ºF WB (37.8ºC DB, 21.1ºC WB) 20% RH, 12°F (6.7°C) Water Rise Total BTU/H (kW) 125,000 36.6 Sensible BTU/H (kW) 118,000 34.6 Flow Rate GPM (l/s) 21.4 1.4 Pressure Drop ft (kPa) 25.5 76.0 95ºF DB, 68.3ºF WB (35ºC DB, 20.2ºC WB) 24% RH, 12°F (6.7°C) Water Rise Total BTU/H (kW) 113,000 33.
System Data Table 15 Liebert Challenger ITR chilled water data, 50 Hz Capacity Data kW (BTU/H) @ 7.2°C (45°F ) EWT, 5.6°C (10°F) Water Rise; Net Capacity Data Indoor Unit BR 101C BR = Horizontal Flow Indoor Unit 37.8ºC DB, 21.1ºC WB (100ºF DB, 70ºF WB) 20% RH, 6.7°C (12°F) Water Rise BR 101C Fan Data (Blower A12x9AT)** Total kW (BTU/H) 34.0 116,000 Standard Air, CMH (CFM) Sensible kW (BTU/H) 31.9 109,000 Standard Fan Motor, kW (hp) l/s (GPM) 1.3 19.9 Opt Fan Motor, kW (hp) 1.
Dimensional Drawings 14.
Dimensional Drawings Figure 12 Cabinet and floor planning dimensional data 30-1/2" (775mm) 1" (25mm) 30-1/2" (775mm) See Specification Sheet for floor stand height ordered OPTIONAL FLOOR STAND DIMENSIONAL DATA SL-11897 Pg.
Dimensional Drawings Figure 14 Cabinet and floor planning dimensional data—Split system—5-ton water/glycol-cooled condensing unit Model 60 Hz 50 Hz Net Weight lbs (kg) MC_69W MC_68W 282 (128) 40
Dimensional Drawings Figure 15 Cabinet and floor planning dimensional data—Split System—Propeller fan condensing unit C Fan Rotation CCW (left side) Removable (Right ) panel for access to refrigeration component A Right Air Discharge Left Air Intake Shaded area indicates a minimum clearance of 18" (457mm) for proper air flow B C C C C C Shaded area indicates a minimum clearance of 18" (457mm) for proper air flow Shaded area indicates a recommended clearance of 24" (610mm) for for component ac
Dimensional Drawings Figure 16 Cabinet and floor planning dimensional data—Propeller fan condensing modules—Vertical air discharge Guard Height Top Air Discharge D Right Air Intake B Left Air Intake Shaded area indicates a recommended clearance of 18" (457mm) for proper air flow. 2" (51mm) A C Shaded area indicates a recommended clearance of 18" (457mm) for proper air flow. Removable front panel for access to high voltage and low voltage connections, and refrigeration components.
Electrical Data 15.0 ELECTRICAL DATA Table 16 Liebert Challenger ITR electrical data1—60 Hz Self-Contained Split System Evaporator or Chilled Water BR067A, BR071WG, BM061G Model Type BR060E, BR102C All Voltages Are 3 Phase Unless Noted Otherwise 208 Voltage 230 460 575 208 230 460 575 With Electric Reheat and Humidifier (Infrared or Steam Generating) (Note: See Table 17 for units w/SCR reheats.2) 1.5 hp (1.1 kW) Motor 1.5 hp (1.1 kW) FLA 68.0 65.0 32.3 24.6 60.6 55.4 28.1 24.
Electrical Data Table 17 Self-contained with SCR reheat * Voltage (3, 60 Hz) 208 230 460 575 Electric Reheat and Humidifier (Infrared or Steam Generating) Motor 1.5 hp (1.1 kW) FLA 81.3 76.1 38.1 N/A WSA 96.9 91.1 45.5 N/A OPD 100 100 50 N/A Motor 2.0 hp (1.5 kW) FLA 83.1 77.7 38.9 N/A WSA 98.7 92.7 46.3 N/A OPD 100 100 50 N/A Motor 3.0 hp (2.2 kW) FLA 86.2 80.5 40.3 N/A WSA 101.8 95.5 47.7 N/A OPD 110 100 50 N/A Electric Reheat Only Motor 1.5 hp (1.
Electrical Data Table 18 Scroll compressor and main fan (for comparison purposes only) * Voltage (3, 60 Hz) 208 230 460 575 Scroll Compressor RLA 20.7 20.7 10.0 7.4 LRA 128.0 128.0 63.0 49.0 Main Fan Motor 1.5 hp (1.1 kW) RLA 5.7 5.2 2.6 2.1 LRA 35.9 31.2 15.6 12.6 Motor 2.0 hp (1.5 kW) RLA 7.5 6.8 3.4 2.7 LRA 46.9 40.8 20.4 16.2 Motor 3.0 hp (2.2 kW) RLA 10.6 9.6 4.8 3.9 LRA 66.0 58.0 26.8 23.4 * Contact factory for 380-3-60 data.
Electrical Data Table 20 Outdoor condensing units—Quiet-Line Electrical Data 60 Hz, Quiet-Line, 95°F (35°C) Voltage 208/230-3-60 380-3-60 460-3-60 575-3-60 Table 21 Model PFHZ67A-_L FLA 21.1 WSA 25.9 OPD 45.0 FLA 12.5 WSA 15.2 OPD 25.0 FLA 10.9 WSA 13.4 OPD 20.0 FLA 8.8 WSA 10.8 OPD 15.0 Indoor condensing units, air-cooled * Electrical Data 60 Hz 95°F (35°C) Ambient Voltage 208/230-3-60 460-3-60 575-3-60 Model MC_65A FLA 26.5 WSA 31.7 OPD 50.0 FLA 12.
Electrical Data Table 23 Fan speed control condensers * 95°F (35°C) Ambient, 1 Phase - 60 Hz CSF 104 Voltage FLA 208/230 460 575 4.8 2.5 1.9 WSA 6.0 3.1 2.4 OPD 15.0 15.0 15.0 * Contact factory for 380-3-60 data. Table 24 Liebert Lee-Temp condensers * 95°F (35°C) Ambient, 3 Phase - 60 Hz CSL104 Voltage FLA 208/230 460 575 3.5 1.7 1.4 WSA 4.4 2.1 1.8 OPD 15.0 15.0 15.0 * Contact factory for 380-3-60 data.
Electrical Data Table 27 Liebert Challenger ITR electrical data—50 Hz Self-Contained Split System Evaporator or Chilled Water B*065A, 070WG, 058G B*059E, 101C Model Type Voltage 3 Phase, 50Hz 200 230 380/415 200 230 380/415 With Electric Reheat and Humidifier (Infrared or Steam Generating) (Note: See Table 28 for units w/SCR reheats.1) Motor FLA 1.1 kW (1.5 hp) 66.0 Motor FLA 64.4 34.4 58.1 1.5 kW (2.0 hp) 67.7 Motor FLA 1.1 kW (1.5 hp) 30.8 1.5 kW (2.0 hp) 65.9 35.2 59.8 36.8 62.
Electrical Data Table 28 Self-contained with SCR reheat Voltage (3, 50 Hz) 200 230 380/415 Electric Reheat and Humidifier (Infrared or Steam Generating) Motor FLA 1.1 kW (1.5 hp) 78.8 Motor FLA 40.8 1.5 kW (2.0 hp) 80.5 Motor FLA 75.5 77.0 41.6 2.2 kW (3.0 hp) 83.6 79.7 43.2 Electric Reheat Only Motor FLA 1.1 kW (1.5 hp) 66.0 Motor FLA 34.4 1.5 kW (2.0 hp) 67.7 Motor FLA 64.4 65.9 35.2 2.2 kW (3.0 hp) 70.8 68.6 36.8 Note: Compressor is locked on. Heater is same size as standard.
Electrical Data Table 30 Outdoor condensing units Electrical Data 50 Hz 35°C (95°F) Ambient Voltage Model PFH066A-_L 200/230-3-50 FLA 24.1 380/415-3-50 FLA 13.2 Electrical Data 50 Hz 40°C (105°F) Ambient Voltage Model PFH066A-_H 200/230-3-50 FLA 24.2 380/415-3-50 FLA 13.2 Electrical Data 50 Hz Quiet-Line 35°C (95°F) Voltage Model PFHZ66A-_L 200/230-3-50 FLA 22.5 380/415-3-50 FLA 12.
Electrical Data Table 36 Drycooler only - 35°C (95°F) ambient, three-phase Voltage (3, 50Hz) 200/230 380/415 DSF Model 112 112 FLA 3.5 1.7 DSO Model 112 112 FLA 3.5 1.7 DSO Model 174 174 FLA 7.0 3.4 Table 37 Drycooler only - 35°C (95°F) ambient, single phase Voltage (1, 50Hz) 200/230 380/415 DSF Model 112 — FLA 4.0 — Table 38 Pumps hp 1-1/2 FLA 200/230 380/415 5.4 3.
Electrical Data GUIDE SPECIFICATIONS—NOMINAL 23 OR 33KW ENVIRONMENTAL CONTROL SYSTEM 1.0 GENERAL 1.1 Summary These specifications describe requirements for an environmental control system. The system shall be designed to maintain temperature and relative humidity conditions within the room. The manufacturer shall design and furnish all equipment to be fully compatible with heat dissipation requirements of the site. 1.
Electrical Data 2.1.4 Advanced Microprocessor Control (Standard) The Advanced control processor shall be microprocessor based with a front monitor LCD display panel and control keys for user inputs. The controls shall be menu driven with on-screen prompts for easy user operation. The system shall allow user review and programming of temperature and humidity setpoints, alarm parameters, and setup selections including choice of control type. A password shall be required to make system changes.
Electrical Data Alarms The microprocessor shall activate an audible and visual alarm in event of any of the following conditions: • • • • • • • • • • • • • • High Temperature Low Temperature High Humidity Low Humidity Short Cycle Compressor Overload (Optional) Main Fan Overload (Optional) Humidifier Problem High Head Pressure Change Filter Loss of Air Flow Low Suction Pressure Loss of Power Custom Alarm (#1 to #4) Custom alarms are four customer accessible alarm inputs to be indicated on the front panel.
Electrical Data The control system shall maintain accumulative operating hours of compressor, reheat, humidifier, fan motor, and Econ-O-Coil. The ten most recent alarms shall also be retained. Communications The microprocessor shall be compatible with all Liebert remote monitoring and control devices. 2.1.
Electrical Data Alarms The microprocessor shall activate an audible and visual alarm in event of any of the following conditions: • • • • • • • • • • • • • • High Temperature Low Temperature High Humidity Low Humidity Short Cycle Compressor Overload (Optional) Main Fan Overload (Optional) Humidifier Problem High Head Pressure Change Filter Loss of Air Flow Low Suction Pressure Loss of Power Custom Alarm (#1 to #4) Custom alarms are four customer accessible alarm inputs to be indicated on the front panel.
Electrical Data Data Collection The control system shall maintain accumulative operating hours of compressor, reheat, humidifier, fan motor, Econ-O-Coil, and heat rejection. The sixty most recent alarms shall also be retained. Graphing The control shall display the following graphical data: • Temperature, humidity, analog inputs • Component operating status by hour • Operating status Communications The microprocessor shall be compatible with all Liebert remote monitoring and control devices. 2.1.
Electrical Data 2.1.12 Plenum The unit shall be supplied with a (2 way) (3 way) (4 way) (low-profile, cold-aisle) air discharge plenum. The plenum shall be 18 in. (457mm) high or less, insulated and powder painted the same color as the room unit. 2.1.13 Disconnect Switch, Locking Type The manual disconnect switch shall be mounted in the high voltage section of the electrical panel. The switch shall prevent access to the high voltage electrical components until switched to the “OFF” position. 2.1.
Electrical Data Fan Speed Control (FSC) Head Pressure Control (Standard) The winter control system for the air-cooled condenser shall be Liebert Fan Speed Control (FSC). The variable speed motor shall turn on at 10% of the supply voltage and modulate in response to head pressure to a full speed of 1050 RPM. It shall be designed with ball bearings, permanent lubrication, and internal overload protection.
Electrical Data Outdoor Unit Propeller Fan Drycooler (Standard) The Liebert manufactured drycooler shall be the low profile, slow speed, direct drive propeller fan type. The drycooler shall be constructed of aluminum and contain a copper tube aluminum fin coil with an integral electric control panel. The drycooler shall be designed for _____ °F (°C) ambient. Centrifugal Fan Drycooler (Optional) The system shall be supplied with a centrifugal fan drycooler (LCD).
Electrical Data Propeller Fan Drycooler (Standard) The Liebert manufactured drycooler shall be the low profile, slow speed, direct drive propeller fan type. The drycooler shall be constructed of aluminum and contain a copper tube aluminum fin coil with an integral electric control panel. The drycooler shall be designed for _____ °F (°C) ambient. Centrifugal Fan Drycooler (Optional) The system shall be supplied with a centrifugal fan drycooler (LCD).
Electrical Data Propeller Fan Condensing Unit The condenser coil shall be constructed of copper tubes and aluminum fins with a direct drive propeller type fan and shall include a scroll compressor, high pressure switch, Liebert Lee-Temp receiver, head pressure control valve, and liquid line solenoid valve. All components shall be factory assembled, charged with refrigerant and sealed. No brazing, dehydration, or charging shall be required.
Electrical Data Single Glycol Pump Package (Standard) This system shall be provided with a centrifugal pump mounted in a weatherproof and vented enclosure. The pump shall be rated for GPM (l/s) at _____ ft. of head (kPa), and operate on _____ Volt, 3 phase, _____ Hz. Dual Glycol Pump Package (Optional) The dual pump package shall include pumps, enclosure, and field mounted flow switch. The pumps shall be wired to the drycooler control box which includes a lead/lag switch for the pumps.
Electrical Data 2.5 Comprehensive Monitoring Solutions (For detailed Guide Specifications on these products, refer to information posted at www.liebert.
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