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servo-stabilizer

Servo Controlled Voltage Stabilizer 3 Phase Air Cooled

Servo Controlled Voltage Stabilizer 3 Phase Air Cooled
Capacity Range upto 600 kVA 3 Ph
Optional Out Door Available
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
Input Voltage Range : 300 - 460V / 340 - 480V / 360 - 460V
AC 3 Ph
Output Voltage (3 Ph)   415V AC
System   Unbalanced 4 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.
Normal Operation Temperature   0° C to 45° C
Climate Conditions   90% Rh Max. Non Condensing at 350C
Type of Cooling   Natural air cooled up to 600 KVA
Mode of system   Fully Automatic
System Construction   As per IS : 9815 – 1994
  • Quick response time 10 milli sec (half a cycle)
  • Very high efficiency above 98%
  • Excellent regulation as high as +/- 0.5%
  • “Micro controller” controlled system
  • Wide input range of operations & high speed of correction
Metering On LCD Display
  • 3ph Input voltage ph to ph and ph to Neutral
  • 3ph Output voltage ph to ph and ph to Neutral
  • System Frequency
  • Output Current on each ph

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