7
ENGINEERING DATA
MODEL
DFX 8.1
DFX 12.5
DFX 15.1
DFX 20.1
Air System Data
Rated Air Flow at 100°F & 100 psig Inlet, 100°F Ambient (scfm)
800
1250
1500
2000
Minimum / Maximum Inlet Compressed Air Pressure
44 / 232 psig (3.0 / 16.0 barg)
Minimum / Maximum Inlet Compressed Air Temperature
39° / 122°F (4° / 50°C)
Minimum / Maximum Ambient Temperature
36° / 113°F (2° / 45°C)
Refrigeration System Data
Refrigerant Type
R-407C
Refrigerant Charge
See Data Tag on Dryer
Compressor High Pressure Switch Setting (cut out / cut in)
406 psig / Manual Reset (31.0 barg / Manual Reset)
Air-Cooled Condensers
Air Flow Across Condenser (cfm)
4,710
5,650
10,240
11,180
Condenser Fan Switch Setting (cut in / cut out)
217.5 / 275.6 psig (15 / 19 barg)
Electrical Data
Nominal Voltage
460/3/60
Input Power @ Rated Flow (watts)
4,300
7,600
9,000
10,000
Minimum Circuit Ampacity
9.8
16.5
16.9
20.4
Maximum Overcurrent Protector (amps)
17.1
28.9
28.5
34.6
Compressor Rated Load Amps
7.3
12.4
11.6
14.2
Compressor Locked Rotor Amps
42
80
98
130
CORRECTION FACTORS (MULTIPLIERS)
Air Inlet Temperature
°F (°C)
Multiplier
Air Inlet Pressure
psig (barg)
Multiplier
Ambient Air Temperature
°F (°C)
Multiplier
80°F (27°C)
90°F (32°C)
100°F (38°C)
110°F (43°C)
120°F (49°C)
1.46
1.23
1.00
0.82
0.68
75 psig (5.2 bar)
100 psig (6.9 bar)
120 psig (8.3 bar)
150 psig (10.3 bar)
225 psig (15.5 bar)
0.86
1.00
1.04
1.09
1.15
80°F (27°C)
90°F (32°C)
100°F (38°C)
110°F (43°C)
120°F (49°C)
1.12
1.06
1.00
0.83
0.68
MCGUIRE AIR COMPRESSORS INC
1-888-229-9999
MCGUIRE AIR COMPRESSORS INC
1-888-229-9999
