Parameters |
Single Phase |
Three Phase |
Type of Stabilizer |
Single Phase |
Three Phase |
Construction |
Indoor Purpose |
Indoor Purpose |
Type of Design |
Servo Stabilizer with Output Sensing Feedback System |
Servo Stabilizer with Output Sensing Feedback System |
Type of Cooling |
Air / Oil Cooled |
Air / Oil Cooled |
Servo Motor Type |
AC Synchronous Stepper Motor |
AC Synchronous Stepper Motor |
Input Voltage Range |
170V - 270V / 140V - 270V (L-N) |
As per customer requirement |
Input Frequency |
47 Hz - 53 Hz |
47 Hz - 53 Hz |
Output Voltage |
230V (User Settable 220V OR 240V L-N) |
As per customer requirement |
Output Voltage Regulation |
±1% |
±1% |
Control Design |
Microcontroller (DSP) Based Control System |
Microcontroller (DSP) Based Control System |
Waveform Distortion |
NIL (Output Waveform Same as Input) |
NIL (Output Waveform Same as Input) |
Effect of Load PF on Output Voltage |
NIL |
NIL |
Correction Speed |
> 35V / Sec |
> 35V / Sec |
Response Time |
10 milliseconds |
10 milliseconds |
Efficiency |
≥ 98% |
≥ 98% |
Under / Over Voltage Cut-Off |
Upper Limit +5% / Lower Limit -10% |
Upper Limit +5% / Lower Limit -10% |
Short Circuit Protection |
HRC Fuse or MCB at Input |
HRC Fuse or MCB at Input |
Output Overload Protection |
Electronic Operative Above 110% of Rated Output Current |
Electronic Operative Above 110% of Rated Output Current |
Stabilizer 'ON/OFF' Operation |
User Settable Auto Restart (1 sec - 908 sec) or Manual Restart |
User Settable Auto Restart (1 sec - 908 sec) or Manual Restart |
Display Type |
Backlit LCD Display (Varies as per Control System) |
Backlit LCD Display (Varies as per Control System) |
Parameters Displayed |
Input & Output Voltage, Frequency (Hz), Amps |
Input & Output Voltage, Frequency (Hz), Amps |
Front Panel Indications |
LED Indications for Input Present, Output Normal |
LED Indications for Input Present, Output Normal |
Front Panel User Interface |
Menu, Up/Down Key, Enter/Set Key |
Menu, Up/Down Key, Enter/Set Key |
Input / Output Connection |
1 kVA to 5 kVA – Input Cable & Output Sockets, 7.5 kVA to 20 kVA – Terminal Plate with Nut-Bolt Arrangement |
As per requirement |
Emergency Manual Bypass |
Optional |
Optional |
Output Relay / Contactor |
Built-in |
Built-in |
Surge Protection Device (SPD) |
Optional |
Optional |
Ambient Temperature |
0°C to 50°C |
0°C to 50°C |
Rating in kVA |
1 kVA to 20 kVA |
As per requirement |
Design Standards |
As per IS:9815 |
As per IS:9815 |