1061903-XIM-A-0713
Johnson Controls Unitary Products 19
Optional Electric Heat
The factory-installed heaters are wired for single point power
supply. Power supply need only be brought into the single point
terminal block.
These CSA approved heaters are located within the central
compartment of the unit with the heater elements extending in
to the supply air chamber.
Fuses are supplied, where required, by the factory. Some kW
sizes require fuses and others do not. refer to Table 10 for
minimum CFM limitations and to Table 9 for electrical data.
CONDENSER FAN DATA
Quantity 2 2
Fan diameter (Inch) 30 30
Type Prop Prop
Drive type Direct Direct
No. speeds 1 1
Number of motors 2 2
Motor HP each 1.25 1.25
RPM 950 950
Nominal total CFM 6000 8000
BELT DRIVE EVAP FAN DATA
Quantity 1 1
Fan Size (Inch) 15 X 15 18 X 15
Type Centrifugal Centrifugal
Motor Sheave 1VP62 1VP75
Blower Sheave BK75 BK100
Belt BX68 BX75
Motor HP each 4.0 6.3
RPM 1450 1450
Frame size 184T 213T
FILTERS
Quantity - Size
5 - (18 x 24 x 2)
1,2
12 - (12 x 24 x 2)
1,2
--
5 - (18 x 24 x 4)
3
2 - (20 x 24 x 4),
- 4 - (24 x 24 x 4)
3
1. 2 In. Throwaway, Standard, MERV (Minimum Efficiency Reporting Value) 3.
2. 2 In. Pleated, Optional, MERV 7.
3. 4 In. Pleated, Optional, MERV 13.
Table 10: ZF180-240 Physical Data (Continued)
Component
Models
ZF180 ZF240
Nominal Tonnage 15 20
Table 11: Electric Heat Minimum Supply Air Imperial
Size (Tons) Voltage
Minimum Supply Air (CFM)
Heater kW
18 36 54 72
180 (15) 380/415-3-50 4500 4500 5000 5000
240 (20) 380/415-3-50 6000 6000 6000 6000
Table 12: Electric Heat Minimum Supply Air Metric
Size (Tons) Voltage
Minimum Supply Air (M
3
/S)
Heater kW
18 36 54 72
180 (15) 380/415-3-50 2.12 2.12 2.36 2.36
240 (20) 380/415-3-50 2.83 2.83 2.83 2.83
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