| Input Specifications |
Nominal Voltage
3 phase, 3 wire + ground |
380 Vac, 3Φ (operating range 342 - 418 Vac)
415 Vac, 3Φ (operating range 373 - 456 Vac)
440 Vac, 3Φ (operating range 396 - 484 Vac)
480 Vac, 3Φ (operating range 432 - 528 Vac) |
| Frequency |
50 Hz (operating range 45 - 55 Hz)
60 Hz (operating range 54 - 66 Hz) |
| Power Factor |
> 92% at maximum power: 100 kW and 150 kW modules
> 96% at maximum power: 250 kW modules |
| Output Specifications |
| Line Regulation |
Voltage Mode: ± 0.004% of full scale
Current Mode: ± 0.02% of full scale |
| Load Regulation |
Voltage Mode: ± 0.01% of full scale
Current Mode: ± 0.04% of full scale |
| Load Transient Response |
2 ms to recover within ±1% of regulated output, with a
50% to 100% or 100% to 50% step load change |
| Efficiency |
≥ 90% at full load |
| Stability |
± 0.10% for 8 hrs. after 30 min. warmup |
| Isolation |
User inputs and outputs: referenced to earth ground
Maximum input voltage to ground: ±2500 Vac
Maximum output voltage to ground:
±1000 Vdc for models less than or equal to 1000 Vdc
±4000 Vdc for models greater than 1000 Vdc |
| Maximum Slew Rate |
Standard Models:
100 ms for output voltage change from 0 to 63%
100 ms for output current change from 0 to 63%
With High Slew Rate Option (+HS):
4 ms for output voltage change from 0 to 63%
8 ms for output current change from 0 to 63% |
| Bandwidth |
Standard Models:
3 Hz for remote analog voltage programming
2 Hz for remote analog current programming
With High Slew Rate Option (+HS):
60 Hz for remote analog voltage programming
45 Hz for remote analog current programming |