1061903-XIM-A-0713
18 Johnson Controls Unitary Products
Table 10: ZF180-240 Physical Data
Component
Models
ZF180 ZF240
Nominal Tonnage 15 20
AHRI COOLING PERFORMANCE
Gross Capacity @ AHRI A point (K Btu) 204 259
AHRI net capacity (K Btu) 195 246
EER 10.9 10.4
SEER - -
IEER 11.26 10.88
Nominal CFM 6000 8000
System power (KW) 17.9 23.7
Refrigerant type R-410A R-410A
Refrigerant charge (lb-oz)
System 1 22-8 20-4
System 2 21-8 21-4
AHRI HEATING PERFORMANCE
Heating model 24 32 24 32
Heat input (K Btu) 300 400 300 400
Heat output (K Btu) 240 320 240 320
AFUE% - - - -
Steady state efficiency (%) 80 80 80 80
No. burners 6 8 6 8
No. stages 2 2 2 2
Temperature Rise Range (ºF) 20-50 35-65 20-50 35-65
Gas Limit Setting (ºF) 195 195 195 195
Gas piping connection (in.) 1 1 1 1
DIMENSIONS (inches)
Length 125-1/4 136-1/4
Width 92 92
Height 48-5/8 52-5/8
OPERATING WT. (lbs.) 1680 2400
COMPRESSORS
Type Scroll Scroll
Quantity 2 2
Unit Capacity Steps (%) 50 / 100 50 / 100
CONDENSER COIL DATA
Face area (Sq. Ft.) 36.0 43.3
Rows 3 3
Fins per inch 13.5 15
Tube diameter (in.) 3/8 3/8
Circuitry Type Standard Standard
EVAPORATOR COIL DATA
Face area (Sq. Ft.) 15.5 20.1
Rows 4 4
Fins per inch 14 14
Tube diameter 3/8 3/8
Circuitry Type Intertwined Intertwined
Refrigerant control TXV (ADJ) TXV (ADJ)
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