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Model SCM Air to Water Heat Pump — Installation, Operation & Maintenance Manual
Standard equipment
• Heat pump, including two refrigeration systems, factory-
programmed controller, fans and all required internal
components
• Powder-coated enclosure
• Auxiliary electric immersion heater (3 kW, 230V/1/60) —
requires separate electrical power circuit, 15-amp minimum
breaker
Additional components required
• Pump and piping by others
• Expansion tank, properly sized for system volume
Figure 7 Model SCM coding
Typical model
S C M 0 6 0 A 4
Position 1 2 3 4 5 6 7 8
Designation Unit Type Capacity Series
Refrigerant
type
Values
SCM = SpacePak Heat Pump Module
036 = 3 ton nominal
060 = 5 ton nominal
A = Series “A” 4 = R410A
Examples
SCM-036-A-4 = 3 ton nominal, series A, using R410A referigerant, SpacePak Heat Pump Module
SCM-060-A-4 = 5 ton nominal, series A, using R410A referigerant, SpacePak Heat Pump Module
Section 3: Specications and Ratings
Figure 6 Model SCM rating data
Model SCM - 036 SCM - 060
Heating Capacity 36,840 BTUh (10.8 kW) 52,200 BTUh (15.3 kW)
Heating COP 2.65 2.65
Cooling Capacity 36,000 BTUh (10.5 kW) 48,000 BTUh (14.1 kW)
Voltage 230v/1ph/60Hz 230v/1ph/60Hz
Min Supply Temp 36°F (2.2°C) 36°F (2.2°C)
Max Supply Temp 125°F (51.7°C) 125°F (51.7°C)
Rated Water Flow 10 GPM (37.8 l/Min) 12 GPM (45.4 l/Min)
dP @ Rated Flow 15.8 ft (47.7 kPa) 24.2 ft (72.4 kPa)
Heating Current 18.0 amps 25.6 amps
Cooling Current 16.7 amps 24.8 amps
Noise Level 56 dB (A) 56 dB (A)
Compressor Rotary x 2 Rotary x 2
Installed Weight 354 lbs (161 kg) 407 lbs (185 kg)
All heating data at 47°F ambient, 120°F supply.
All cooling data at 95°F ambient, 44°F supply.
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