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INTRODUCTION & SPECIFICATIONS
HT4100 Instruction Manual: Operation
SPECIFICATIONS
System Requirements
Power Requirements:
Refer to HT4100 power supply specifications below:
Gas Requirements:
Plasma Gas Type ......................................... Oxygen (O
2
), *Nitrogen (N
2
)
Shield Gas Types ......................................... Oxygen (O
2
), and Nitrogen (N
2
) mixture
Gas Quality
Oxygen .................................................. 99.5% pure (liquid gas recommended)
Nitrogen ................................................. 99.995% pure (liquid gas recommended)
Oxygen Gas Inlet Pressure ..........................120 psi (8.3 bar)
Nitrogen Gas Inlet Pressure ......................... 120 psi (8.3 bar)
Oxygen Gas Inlet Flowrate ...........................127 scfh (60 l/min) at fullscale
Nitrogen Gas Inlet Flowrate ......................... 338 scfh (160 l/min) at fullscale
* Nitrogen is used for plasma gas preflow
HT4100 Power Supplies (Master & Slave)
Maximum OCV (U
0
) ...................................... 275 VDC
Maximum Output Current (I
2
) ....................... 400 amps
Output Voltage (U
2
) ...................................... 150 VDC
Duty Cycle Rating (X) ...................................100%
Ambient Temperatures/Duty Cycle ............... Power supplies will operate between
+14
°
and 104
°
F (-10
°
and +40
°
C).
Power supplies operated in an ambient
temperature above 86
°
F (30C) may
show some decrease in duty cycle.
Cooling .........................................................Forced Air (Class F)
Input Power: (U
1
- Input Voltage ; I
1
- Input Current):
#073086 (Master)/ #073087 (Slave) ............ 200 VAC (U
1
), 3PH, 50 Hz @ 108A (I
1
)
#073089 (Master)/ #073090 (Slave) ............ 240 VAC (U
1
), 3PH, 60 Hz @ 90A (I
1
)
480 VAC (U
1
), 3PH, 60 Hz @ 45A (I
1
)
#073095 (Master)/ #073096 (Slave) ............ 220 VAC (U
1
), 3PH, 50 Hz @ 101 A (I
1
)
380 VAC (U
1
), 3PH, 50 Hz @ 58A (I
1
)
415 VAC (U
1
), 3PH, 50 Hz @ 54A (I
1
)
#073070 (Master)/ #073071 (Slave) ............ 440 VAC (U
1
), 3PH, 60 Hz @ 49A (I
1
)
460 VAC (U
1
), 3PH, 60 Hz @ 47A (I
1
)
#073100 (Master)/ #073101 (Slave) ............ 600 VAC (U
1
), 3PH, 60 Hz @ 36A (I
1
)
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