Amada 1-288-01, Руководство по эксплуатации, Страница: 99 / 144

HF28 DC RESISTANCE WELDING SYSTEM
990-372 A-1
APPENDIX A
Technical Specifications
NOTE: The specifications listed in this appendix may be changed without notice.
Power
Input Power Line .................................................................................................... 50-60 Hz, 3 phase
Input Voltage Range at Maximum Output Current
HF28/240 ....................................................................................................... 216-264 VAC at 25A
HF28/400 ....................................................................................................... 360-440 VAC at 20A
HF28/480 ....................................................................................................... 432-528 VAC at 13A
Input kVA (Demand) ........................................................................... 30 kVA max at 3% duty cycle
Output Power at 12% Duty Cycle and a
Combined PULSE 1 and PULSE 2 Pulse Width of 50 ms ................................ 6.0 kW max
Maximum Output Current ........................................................................................................ 2400A
Max Peak Output Voltage at Max Peak Output Current .......................................................... 5.2V
Duty Cycle at Max Peak Output Current ...................................................................................... 3%
Max Load Resistance for Max Output Current ...................................................................... 2.1m Ω
Output Adjustment Range, Resolution and Accuracy
NOTE:
Actual maximum and minimum current, voltage or power achievable depends on
transformer and load resistance.
Parameter Adjustment Range Resolution (Steps) Accuracy
Current 100 - 2400 A 0.001 kA ± (2% of setting +2A)
Voltage 0.2 - 9.99 V 0.001 V ± (2% of s0.02V)
Power 0.01-9.99 kW 0.001 kW ± (5% of s10W)
Weld Periods 0.0 - 9.9 ms
10 - 99 ms 0.1 ms
1.0 ms ± 20 µs