5
ELECTRICAL SCHEMATIC
Models RHP13 & RHP20
Min.- Max. Inlet Air Pressure ( compressed air at inlet to dryer )
5 psig (0.3 bar) - See Serial Number Tag for Maximum Pressure
Max. Inlet Air Temp. (compressed air at inlet to dryer)
120°F (49°C)
Min.-Max. Ambient Temperature
35°F (1.7°C) - 110°F (43°C)
Refrigeration System Data
RHP13
RHP20
Compressor Type
Hermetic - Resistance Start, Induction Run - Non-Cycling
Refrigeration Compressor Horsepower
1/6 1/5
BTU/HR - Refrigeration Only @ 35°F Evaporator & 100°F Ambient
60 Hz / 50 Hz
1010 / 842
1380 / 1150
Outlet Air Temperature (nominal at rated conditions)
40°F (4.4°C)
40°F (4.4°C)
Refrigerant Type
R-134a
R-134a
Refrigerant Charge
See dryer serial number tag
Suction Pressure Setting (controlled by hot gas by-pass valve) - psig (barg)
31.5 (2.2)
31.5 (2.2)
Air Flow Across Condenser (cfm)
60 Hz / 50 Hz
235 / 196
235 / 196
Minimum - Maximum Operating Conditions
1) 115-1-60
115/1/60
208-230/1/60
220-240/1/50
115/1/60
208-230/1/60
220-240/1/50
Max.- Min. Voltage
127-104
253-187
264-198
127-104
253-187
264-198
Rated Load Amps
3.4
1.8
1.6
3.9
2.1
1.8
Locked Rotor Amps
18.0
8.5
8.7
22.0
13.7
10.7
Minimum Circuit Ampacity
4.0
2.2
2.0
4.7
2.6
2.2
Branch Circuit Fuse Size (amps)
15
15
15
15
15
15
Watts @ 35°F Evaporator & 100°F Ambient
280
280
223
290
290
257
Overload
Thermal & Current (Auto reset)
Electrical Data
Model RHP13
Model RHP20
ENGINEERING DATA
LEGEND
1LT - Power On Light
2LT - High Temperature Light
SR - Start Relay
MTR - Compressor
FM - Fan Motor
HTS - High Temperature Switch
OL - Overload
SOL - Electric Drain Valve
