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5.2 Engineering Data
Models
Air System Data
Maximum / Minimum Inlet Air Pressure (compressed air at inlet to dryer)
Maximum / Minimum Inlet Air Temperature (compressed air at inlet to dryer)
Maximum / Minimum Ambient Temperature
Outlet Air Temperature (nominal at rated conditions)
Refrigeration System Data
Refrigeration Capacity @ 35°F Evaporator & 100°F Ambient (BTU/hr)
Refrigerant Type
Refrigerant Charge
Suction Pressure Setting - Hot Gas Bypass Valve (psig)
Compressor Control Ranges (out-in)
(both air-cooled and water-cooled models)
Air-Cooled Condensers
Air Flow Across Condenser (cfm) (air-cooled models)
Condenser Fan Switch Setting (in-out)
Water-Cooled Condensers
Water Regulating Valve Setting
Required Available Water Pressure Differential
Flow Required with 85°F Cooling Water (gallons per minute)
Electrical Data
Nominal Voltage
Min. - Max. Voltage
Input Power @ Rated Flow (watts)
Rated Load Amps**
Locked Rotor Amps**
Minimum Circuit Ampacity
Branch Circuit Fuse Size (amps)
Resistance (ohms)
Nominal Voltage
Min. - Max. Voltage
Input Power @ Rated Flow (watts)
Rated Load Amps**
Locked Rotor Amps**
Minimum Circuit Ampacity
Branch Circuit Fuse Size (amps)
Resistance (ohms) Main/Start
Nominal Voltage
Min. - Max. Voltage
Input Power @ Rated Flow (watts)
Rated Load Amps**
Locked Rotor Amps**
Minimum Circuit Ampacity
Branch Circuit Fuse Size (amps)
Resistance (ohms)
Nominal Voltage
Min. - Max. Voltage
Input Power @ Rated Flow (watts)
Rated Load Amps**
Locked Rotor Amps**
Minimum Circuit Ampacity
Branch Circuit Fuse Size (amps)
Resistance (ohms)
*
For 60 Hz, 35°F Evaporator, 100°F Ambient; for 50Hz, 35°F Evaporator, 77°F Ambient
** Compressor Only
DHP130
DHP200
Air-cooled: 110°F (43°C) / 40°F (4°C), Water-cooled: 130°F (54°C) / 40°F (4°C)
60 Hz
4820
6030
50 Hz
4020
5690
High
N/A
Low
N/A
60 Hz
300
450
50 Hz
250
370
Fan 1
110 - 70 psig (7.6 - 4.8 barg)
Fan 2
60 Hz
N/A
50 Hz
N/A
115/1/60
104 - 127
932
1280
10.2
13.0
51.0
70.0
13.6
18.0
20
25
4.3 S / 0.7 R
3.2 S / 0.4 R
208-230/1/60
187 - 253
932
1280
5.4
6.5
30.0
35.0
7.3
9.1
15
15
9.0 S / 2.3 R
7.9 S / 1.6 R
240/1/50
216 - 264
680
1019
4.5
5.0
21.0
30.0
6.2
7.3
15
15
19.5 S / 3.3 R
10.5 S / 1.8 R
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
DHP300
DHP500
725 psig (50 barg) / 15 psig (1.0 barg)
120°F (49°C) / 40°F (4°C)
85°F (29.4°C)
8900
15200
7420
12700
R-134A
See Data Tag on Dryer
30.5 psig (2.1 barg)
281 - 190 psig (19.4 - 13.1 barg)
22 - 34 psig (1.5 - 2.3 barg)
710
1070
590
890
113 - 78 psig (7.8 - 5.4 barg)
N/A
135 psig (9.3 barg)
40 psig (2.8 barg) - minimum
1.3
2.1
1.2
2.0
208-230/3/60
187 - 253
1255
1962
7.5
10.4
51.0
66.0
10.5
15.9
15
20
1.8
1.3
460/3/60
414 - 506
1255
1962
3.6
4.7
25.0
33.0
5.2
7.5
15
15
7.4
5.0
575/3/60
518 - 633
1255
1962
3.6
4.7
25.0
33.0
4.2
6.0
15
15
7.4
5.0
380-420/3/50
342 - 462
1002
1613
3.6
4.7
25.0
33.0
5.2
7.5
15
15
7.4
5.0
DHP750
DHP1000
22000
30500
18300
25400
1680
2170
1400
1810
183 - 124 psig (12.6 - 8.6 barg)
3.0
3.6
2.8
3.3
2910
4120
13.9
22.1
88.0
115.0
19.7
30.4
30
45
1.0
0.7
2910
4120
7.1
9.6
44.0
63.0
10.4
15.2
15
20
4.0
2.7
2910
4120
7.1
9.6
44.0
63.0
8.3
12.2
15
20
4.0
2.7
2040
2860
7.1
9.6
44.0
63.0
10.4
15.2
15
20
4.0
2.7
9
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