| Input voltage range |
170 V to 207 V |
| Nominal Output Voltage |
230 V Internally settable
to 220 V or 240 V |
| Input frequency range |
47 to 53 Hz |
| Output voltage regulation |
+ 1% of nominal voltage |
| Average correction rate |
35 V/Sec |
| Waveform distortion |
Nil |
| Effect of load power factor on output voltage |
Nil |
| Output voltage indication |
Digital voltmeter |
| Resolution of digital voltmeter |
1 Volt |
| Accuracy of digital voltmeter |
+ 0.5% of full scale, + 1 digit |
| Electronic under / over voltage protection |
With graded time delay |
| Servo motor drive |
A.C. Stepper motor |
| Electronic overload cut off |
110% of rated output current
with graded time delay |
| Non - latching LED indications |
Input present - high / low, Output normal |
| Latching LED indications for cut off |
Output - high / low / overload |
| Resetting mode |
Manual with option for automatic restart |
| Resetting indication Visual (in manual mode) Audible |
Through flashing LED
Through intermittent beeper |
| Standard kVA ratings (computed at 230V) |
1, 2, 3, 4, 5, 7.5, 10, 15 & 20 |