9
200 250 & 300 400 & 500
MINIMUM - MAXIMUM OPERATING CONDITIONS
Min.-Max. Inlet Air Pressure (compressed air at inlet to dryer) 30-200 psig (2.1-14 kgf/cm
2
)
Max. Inlet Air Temperature (compressed air at inlet to dryer) 120°F (49°C)
Min.-Max. Ambient Temperature Air-cooled 45°F (7°C) - 110°F (43°C)
Water-cooled 45°F (7°C) - 130°F (54°C)
REFRIGERATION SYSTEM DATA
Compressor Type Hermetic - Non-cycling
Refrigeration Compressor Horsepower 1 1-1/2 2
BTU/HR - Refrigeration Only @ 38°F PDP & 100°F Ambient 60 HZ 8660 15600 17400
50 HZ 7217 13000 14500
Outlet Air Temperature (nominal at rated conditions) 85°F (29°C)
Refrigerant Type R134a
Refrigerant Charge See dryer serial number tag
Suction Pressure Setting 31.5
Compressor Control Ranges (psig) (out-in) High 281-190
Low 24-34
Condenser Fan Switch Setting (in-out)(psig) Fan 1 113-78
(air-cooled models) Fan 2 — — 183-124
Air Flow Across Condenser (cfm) (air-cooled models) 60/50 Hz 672 / 560 1093 / 911 2650 / 2208
Condenser Cooling Water Requirements (water-cooled models)
Recommended Water Pressure (psig) 40 min. - 120 Max*
Gallons Per Minute of Flow Required with 85°F Cooling Water 60/50 Hz 2.9 / 2.4 4.8 / 4.0 5.8 / 4.8
Inlet Water Connections 1/2” FPT
ELECTRICAL
Nominal Voltage 208-230/3/60
Max. - Min. Voltage 253-187
Rated Load Amps** 8.4 11.5 13.6
Locked Rotor Amps** 51 65.5 75
Minimum Circuit Ampacity 10.5 16.9 17.1
Branch Circuit Fuse Size (amps) 15 20 25
Watts @ 35°F Evaporator & 100°F Ambient 1335 1940 2620
Resistance (ohms) 1.77 1.256 1.058
Nominal Voltage 460/3/60
Max.- Min. voltage 506-414
Rated Load Amps** 4.0 4.9 6.2
Locked Rotor Amps** 25 33 40
Minimum Circuit Ampacity 5.2 9.2 9.6
Branch Circuit Fuse Size (amps) 15 15 15
Watts @ 35°F Evaporator & 100°F Ambient 1335 1940 2620
Resistance (ohms) 7.44 4.95 4.11
Nominal Voltage 380-420/3/50
Max. - Min. Voltage 462-342
Rated Load Amps** 4.0 4.9 5.7
Locked Rotor Amps** 25 33 45
Minimum Circuit Ampacity 5.2 9.2 9.6
Branch Circuit Fuse Size (amps) 15 15 15
Watts @ 35°F Evaporator & 100°F Ambient 1068 1552 2096
Resistance (ohms) 7.44 4.95 4.11
Nominal Voltage 575/3/60
Max. - Min. Voltage 632-518
Rated Load Amps** 3.2 3.9 4.6
Locked Rotor Amps** 25 33 40
Minimum Circuit Ampacity 4.2 7.4 7.7
Branch Circuit Fuse Size (amps) 15 15 15
Watts @ 35°F Evaporator & 100°F Ambient 1335 1940 2620
Resistance (ohms) 7.44 4.95 4.11
* Allows continued operation with some restriction in the water strainer.
** Air-cooled models only
ENGINEERING DATA