5120410-XIM-B-0216
Johnson Controls Unitary Products 23
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 Tables 15 and 16
for minimum CFM limitations and to Table 13 for electrical data.
Table 15: Electric Heat Minimum Supply Air Imperial
Size
(Tons)
Model Voltage
Minimum Supply Air (CFM)
Heater kW
18 24 36 54
120
(10)
DC 380/415-3-50 3000 3000 3000 3500
150
(12.5)
DC 380/415-3-50 3750 3750 3750 3750
Table 16: Electric Heat Minimum Supply Air Metric
Size
(KW)
Model Voltage
Minimum Supply Air (C
3
S)
Heater kW
18 24 36 54
120
(35)
DC 380/415-3-50 1.42 1.42 1.42 1.42
150
(44)
DC 380/415-3-50 1.76 1.76 1.76 1.76
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