User's Manual

1068152-YTG-L-0815
32 Johnson Controls Unitary Products
ZY05 Physical Data
Component
Models
ZYG05 ZYE05
Nominal Tonnage 4 4
AHRI COOLING
PERFORMANCE
Gross Capacity @ AHRI A point (Btu) 54800 54800
AHRI net capacity (Btu) 49000 49000
EER 12 12
SEER 15.4 15.4
IEER --
IEER IntelliSpeed - -
Nominal CFM 1600 1600
System power (KW) 3.50 3.50
Refrigerant type R-410A R-410A
Refrigerant charge (lb-oz)
System 1 6-8 6-8
System 2 - -
AHRI HEATING
PERFORMANCE
Heating Options L D M E N F -
Heating model Low (Low-NOx) Low Med (Low-NOx) Med High, (Low-NOx) High -
1st. Stage Heat input (K Btu) - 49 - 82 - 100 -
2nd. Stage Heat input (K Btu) 56 70 90 112 118 145 -
1st. Stage Heat output (K Btu) - 39 - 66 - 80 -
2nd. Stage Heat output (K Btu) 45 56 72 90 94 116 -
AFUE % -
Steady state efficiency (%) 80 80 80 80 80 80 -
No. burners 2 2 3 3 3 3 -
No. stages 1 2 1 2 1 2 -
Temperature Rise Range (ºF) 22-37 26-43 33-56 41-69 44-73 49-77 -
Gas Limit Setting (ºF) 150 150 140 140 150 145 -
Gas piping connection (in.) 1/2 1/2 1/2 1/2 1/2 1/2 -
DIMENSIONS (inches)
Length 74.1 74.1
Width 48.9 48.9
Height 40.6 40.6
OPERATING WT. (lbs.) 618 564
COMPRESSORS
Type Scroll Scroll
Quantity 1 1
Unit Capacity Steps (%) 100 100
CONDENSER
COIL DATA
Face area (Sq. Ft.) 21.1 21.1
Rows 11
Fins per inch 23 23
Tube diameter (in./MM) .79/20 .79/20
Circuitry Type 2-pass Microchannel 2-pass Microchannel
EVAPORATOR
COIL DATA
Face area (Sq. Ft.) 7.3 7.3
Rows 33
Fins per inch 15 15
Tube diameter 0.375 0.375
Circuitry Type Intertwined Intertwined
Refrigerant control TXV TXV