| Input power |
| Voltage (Standard) | 208/220 VAC±10% (allowed range 187-242 VAC) |
| Voltage (Options) | 380/400 VAC±10% (allowed range 342-440 VAC) 440/480 VAC±10% (allowed range 396-528 VAC) |
| Frequency | 47 to 63 Hz |
| Phases | 3–phase, 3–wire plus ground. Not phase rotation sensitive. Neutral not used. |
| Power Factor | 0.9 typical for 208/220VAC input0.78 typical for 380/400VAC input0.7 typical for 440/480VAC input |
| Efficiency | 87% typical at full load, nominal line |
| Front Panel Meter Accuracy |
| Voltage | A-Panel: ±0.5% of full-scale + 1 Digit K-Panel: ±0.1% of full-scale |
| Current | A-Panel: ±0.5% of full-scale + 1 Digit K-Panel: ±0.4% of full-scale |
| Load Regulation (Specified at no load to full load, nominal AC input) |
| Voltage | 0.02% of maximum output voltage |
| Current | 0.1% of maximum output current |
| Line Regulation (Specified ±10% of nominal AC input, constant load) |
| Voltage | 0.01% of maximum output voltage |
| Current | 0.05% of maximum output current |
| Transient Response | A 50% step load will recover to within 0.75% of original value within 1 ms. |
| Down Programming | With no load the output will program from 100 to 10% in less than 1.5 seconds |
| Stability | ±0.05% of set point after 30 minute warm-up and over 8 hours at fixed line, load, and temperature. |