SpecificationS
1-8
powermax
65/85
Operator Manual
Powermax85 power supply ratings
Rated open-circuit voltage (U
0
)
CSA, single-phase, 3-phase
CE, 3-phase
CSA
CE
305 VDC
270 VDC
Output characteristic
1
Drooping
Rated output current (I
2
)
25 – 85 A
Rated output voltage (U
2
)
143 VDC
Duty cycle at 40° C (104° F)
(See data plate on power supply
for more information on duty
cycle.)
CSA
CE
60% @ 85 A, 230 – 600 V, 3 PH
60% @ 85 A, 480 V, 1 PH
50% @ 85 A, 240 V, 1 PH
50% @ 85 A 200 – 208 V, 3 PH
40% @ 85 A 200 – 208 V, 1 PH
100% @ 66 A, 230 – 600 V, 1/3 PH
60% @ 85 A, 380/400 V, 3 PH
100% @ 66 A, 380/400 V, 3 PH
Operating temperature
14° to 104° F (-10° to 40° C)
Storage temperature
-13° to 131° F (-25° to 55° C)
Power factor
200 – 480 V CSA, 1-phase
200 – 600 V CSA, 3-phase
380/400 V CE, 3-phase
0.99 – 0.96
0.94 – 0.76
0.94
R
sce
– Short Circuit Ratio (CE models only)
U
1
– Volts AC rms, 3PH
R
sce
400 VAC
225.7
EMC classification CISPR 11 (CE models only)
4
Class A
Input voltage (U
1
)/ Input
current (I
1
) at rated output
(U
2 MAX
, I
2 MAX
) (See Section 2
Power Supply Setup
for more
information.)
CSA
CE
2,3
200/208/240/480 V, 1 PH, 50/60 Hz
70/68/58/29 A
200/208/240/480/600 V, 3 PH, 50/60 Hz
42/40/35/18/17 A
380/400 V, 3 PH, 50/60 Hz
20.5/19.5 A
Gas type
Air
Nitrogen
Gas quality
Clean, dry, oil-free per
ISO 8573-1 Class 1.2.2
99.95% pure
Recommended gas inlet flow
rate/pressure
Cutting: 400 scfh, 6.7 scfm (190 slpm) @ 85 psi (5.9 bar)
Gouging: 450 scfh, 7.5 scfm (210 slpm) @ 70 psi (4.8 bar)
