7
E
N
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L
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Minimum – Maximum Operating Conditions 25 35 50 75 100 / 125 150
Min.-Max. Inlet Air Pressure (compressed air at inlet to dryer) 30 psig (2.1 kgf/cm
2
) - 250 psig (17.6 kgf/cm
2
)
Max. Inlet Air Temp. (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 - Resistance Start, Induction Run - Non-Cycling
Refrigeration Compressor Horsepower 1/6 1/5 1/4 1/3 1/2 3/4
BTU/HR – Refrigeration Only
@ 35°F Evaporator & 100°F Ambient 60 Hz / 50 Hz 1010 / 842 1380 / 1150 2160 / 1800 2780 / 2317 4430 / 3692 6020 / 5017
Refrigerant Type R-134a R-134a R-134a R-134a R-134a R-134a
Refrigerant Charge See dryer serial number tag
Suction Pressure Setting (controlled by hot gas by-pass valve) 31.5 psig 31.5 psig 31.5 psig 31.5 psig 31.5 psig 31.5 psig
Condenser Fan Switch Setting (in-out) (psig) NA NA NA NA NA 110-70
Air Flow Across Condenser (cfm) 60 Hz / 50 Hz 105 / 98 235 / 196 275 / 229 220 / 183 350 / 292 530 / 440
Condenser Cooling Water Requirements (gpm @ 85°F)
NA NA NA NA NA 2.2 / 1.8
(water-cooled models only) (40 psig min. pressure)
Electrical
Nominal Voltages 115/1/60
Max.- Min. Voltage 127-104 127-104 127-104 127-104 127-104 127-104
Rated Load Amps 3.4 3.9 5.9 7.4 10.3 14.7
Locked Rotor Amps 18.0 22.0 28.0 35.0 48.0 66.3
Minimum Circuit Ampacity 4.0 4.7 7.3 9.1 12.4 18.3
Branch Circuit Fuse Size (amps) 15 15 15 15 20 25
Watts @ 35°F Evaporator & 100°F Ambient 280 290 465 600 815 1060
Resistance (ohms) Single phase Start C/S --- --- --- --- --- 3.15
Run C/R --- --- --- --- --- 0.416
Overload Thermal & Current (Auto reset)
Nominal Voltages 208-230/1/60
Max.-Min. Voltage 253-187 253-187 253-187 253-198 253-187 253-198
Rated Load Amps 1.8 2.1 3.0 4.1 5.1 8.3
Locked Rotor Amps 8.5 13.7 14.4 19.0 23.0 33.5
Minimum Circuit Ampacity 2.2 2.6 3.7 5.1 5.2 10.5
Branch Circuit Fuse Size (amps) 15 15 15 15 15 15
Watts @ 35°F Evaporator & 100°F Ambient 280 290 470 600 815 1060
Resistance (ohms) Single phase Start C/S --- --- --- --- --- 7.92
Run C/R --- --- --- --- --- 1.55
Overload Thermal & Current (Auto reset)
Nominal Voltages 220-240/1/50
Max.-Min. Voltage 264-198 264-198 264-198 264-198 264-198 264-198
Rated Load Amps 1.6 1.8 2.6 3.5 4.2 7.6
Locked Rotor Amps 8.7 10.7 14.5 15.2 21.0 53.0
Minimum Circuit Ampacity 2.0 2.2 3.2 4.4 5.2 9.9
Branch Circuit Fuse Size (amps) 15 15 15 15 15 15
Watts @ 35°F Evaporator & 100°F Ambient 223 257 395 507 669 930
Resistance (ohms) Single phase Start C/S --- --- --- --- --- 10.49
Run C/R --- --- --- --- --- 1.8
Overload Thermal & Current (Auto reset)
ENGINEERING DATA