Provides perfectly stable output even under severe conditions of unbalanced voltage conditions. Ideal to protect the electrical and electronic equipments from high and low voltage.
Protections
- Single Phasing Prevention
- Output Electronic Over Load Protection
- Phase Reversal Protection
- Input Short Circuit Protection with MCB
- Input Over Load Protection with MCB
- Output Low Voltage Protection
- Output High Voltage Protection
- Audio Alarm for Protections
Indications
- Mains Input on 3 LED Indications,
- 3ph output on indication
- Phase Reversal indication
- over Load indication
Indications in LCD Display
- Input High and Input low
- Output on indication
- Output high Cutoff and Output Low Cutoff
Programmable Parameters
- Output voltage set ( 210-245V)
- Output Low Voltage Cutoff
- Output High Voltage Cutoff
- Input Low on LCD Display
- Input High on LCD Display
- Sensitivity / Regulation
- Over Load Cutoff
- CT full scale
Programmable Control Timings
- Over load Cutoff Time
- Auto Restart Time
- On & Off Delay Time
Programmable Controls
- Display Scrolling – Auto / Manual
- Start / Stop Buttons
- Menu / Start / Stop / Reset / Log Button
- Data Log: Last 100 fault events log with Date & Time stamp and works on FIFO basis.
- Very Important For CSD
- Analysis Problems

3 Phase Air Cooled Servo Controlled Voltage Stabilizers
Input voltage range | 300 – 460v 340 – 480v 360 – 460v ac 3 ph |
Output voltage(3 ph) | 415v |
Ac system | unbalanced |
wire | r y b n |
Connections | star |
Operating frequency | 47 to 53 hz |
Output voltage adjustable | 380 to 415v ac in 3 ph |
Output voltage regulation | + 1% (no load) |
Output voltage regulation | + 1% (full load) |
Overload capacity | 120% |
Correction rate | 60 30 25v per sec-3 phase |
Waveform distortion | nil |
Output waveform | true |
Reproduction of input insulation | class f short circuit |
Period & percentage | 300% for 250 milli sec. 0 0 normal |
Operation temperature | 0 c to 45 c 0 |
Climate conditions | 90% rh max. |
Non condensing | 35 c |
Type of cooling | natural air cooled up to 600 kva |
Mode of system | fully automatic system |
Construction | as per is – 9815 1994 |
- 1.Quick response time 10 milli sec (half a cycle) very high efficiency above 98% excellent regulation as high as +- 0.5% micro controller
- 2.Controlled system wide input range of operations & high speed of correction metering on lcd display
- 3.3ph input voltage ph to ph and ph to neutral
- 4.3ph output voltage ph to ph and ph to neutral system frequency
- 5.Output current on each ph protections
- 6.Single phasing prevention
- 7.Output electronic over load protection
- 8.Phase reversal protection
- 9.Input short circuit protection with mcb
- 10.Input over load protection with mcb
- 11.Output low voltage protection
- 12.Output high voltage protection
- 13.Audio alarm for protections indications mains input on 3 led indications 3ph output on indication phase reversal indication over load indication