Gardner Denver 9VXRD Series, Instruction Manual

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1000 1250 1500 1750 2000 2500 3000
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 6 7.5 9 10 12 15 17.5
BTU/HR - Refrigeration Only @ 38
°
F PDP & 100
°
F Ambient 60 HZ 47,060 60,650 70,590 84,915 94,120 121,300 141,180
50 Hz 39,217 50,542 58,825 70,763 78,433 101,083 117,650
Outlet Air Temperature (nominal at rated conditions) 85
°
F (29
°
C)
Refrigerant Type R-404A
Refrigerant Charge See dryer serial number tag
Suction Pressure Setting (electric hot gas by-pass valve requires no adjustment)
Compressor Control Ranges (psig) (out-in) High 450-348
Low 47-64
Condenser Fan Switch Setting (in-out)(psig) Fan 1 300-230
(air-cooled models) Fan 2 325-255
Air Flow Across Condenser (cfm) (air-cooled models) 60/50 Hz 2800/2330 4700/3920 4700/3920 4700/3920 5600/4670 9400/7835 11,200/9335
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 15.1/12.6 18.7/15.6 24.4/20.3 25.5/21.2 32.2/26.4 40.7/33.9 44.2/36.8
Inlet Water Connections 3/4” 1” 1-1/4”
ELECTRICAL
Nominal Voltage † 208-230/3/60
Max.- Min. voltage 253-187
Rated Load Amps** 23.9 26 31.7 33.6 52.9 62.2 59.6
Locked Rotor Amps** 156 172 253 253 350 376 425
Minimum Circuit Ampacity 37.9 40.5 47.6 50 74.1 92.5 89.7
Branch Circuit Fuse Size (amps) 60 60 70 80 125 150 125
Watts @ 35
°
F Evaporator & 100
°
F Ambient 8,480 9,860 12,140 12,780 18,960 22,100 25,640
Resistance (ohms) Three phase (Total) (+/- 7%) 0.501 0.412 0.31 0.27 0.22 0.158-0.18 0.412 & 0.27
Nominal Voltage 460/3/60
Max. - Min. Voltage 506-414
Rated Load Amps** 9.3 11 13.8 14.9 25 27.6 25.9
Locked Rotor Amps** 70 90 118 118 158 178 208
Minimum Circuit Ampacity 15.6 17.7 21.2 22.6 35.4 42.5 40.2
Branch Circuit Fuse Size (amps) 20 25 35 35 60 70 60
Watts @ 35
°
F Evaporator & 100
°
F Ambient 8,480 9,860 12,140 12,780 18,960 22,100 25,640
Resistance (ohms) Three phase (Total) (+/- 7%) 2.27 1.69 1.13-1.36 1.13-1.29 0.83 0.686-0.798 1.69&1.13-1.29
Nominal Voltage 575/3/60
Max. - Min. Voltage 632-518
Rated Load Amps** 7.9 9 10.9 12.2 20 22.1 21.2
Locked Rotor Amps** 54 62.3 96.5 96.5 125 143 158.8
Minimum Circuit Ampacity 13.8 15.3 17.5 19.2 29.3 35.2 34
Branch Circuit Fuse Size (amps) 20 20 25 30 45 50 50
Watts @ 35
°
F Evaporator & 100
°
F Ambient 8,480 9,860 12,140 12,780 18,960 22,100 25,640
Resistance (ohms) Three phase (Total) (+/- 7%) 3.56 2.54-2.87 1.76-2.02 1.76-2.02 1.28 1.07-1.30 2.54-2.87
&1.76-2.02
Nominal Voltage † 380-420/3/50
Max. - Min. Voltage 462-342
Rated Load Amps** 9.3 11 13.8 14.9 25 27.1 25.9
Locked Rotor Amps** 70 90 118 118 151 174 208
Minimum Circuit Ampacity 16.1 18.1 21.6 22.9 35.7 42.2 40.8
Branch Circuit Fuse Size (amps) 25 25 35 35 60 60 60
Watts @ 35
°
F Evaporator & 100
°
F Ambient 6,220 7,210 8,820 9,280 10,800 14,600 16,490
Resistance (ohms) Three phase (Total) (+/- 7%) 2.27 1.69 1.13-1.36 1.13-1.29 0.83 0.686-0.798 1.69&1.13-1.29
* Allows continued operation with some restriction in the water strainer
** Compressor(s) only, air-cooled only
† For 208-230 ratings are for 230V input, for 380-420 ratings are for 400V input
ENGINEERING DATA