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Residential Servo Stabilizer

Servo Stabilizer Residential 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.


  • Individual phase control and bypass protection
  • It is a custom built item which can be manufactured with required dimensions
  • Single stabilizer would serve all the domestic needs.
  • Quick servicing and maintenance free
  • Suitable for 3 phases and single phase applications
  • It is a power saving device and reduces excess power consumption
  • Available for all the load requirements
  • Outdoor and indoor models are available
  • Efficiency- At all voltages and LOADS within the range of the stabilizer greater than 98.5%
  • Successful 500 installations
  • Operates in wide input voltage fluctuations
  • Generator compatibility
Residential Servo Stabilizer

Technical Specifications

Input Voltage Range

300 - 460V, 340-480, 360-460 & 340-460 V AC 3 Ph 50Hz Phase to Phase


Unbalanced 4 wire

R Y B N Connections

47 to 53 Hz

Output Voltage Adjustable 380 to 415V AC in 3 Ph
Speed Of Correction ≤ 35 V/Sec
Output Voltage Regulation ± 1% (No Load)
Ambient Temperature 0 to 55 ° C
Output Voltage Regulation ±1% (Full Load)
Overload Capacity 120%
Correction Rate ≤ 35V / Sec
Waveform Distortion True Reproduction of Input
Insulation Class F
Short Circuit period & Percentage 300% for 250 Milli Sec. Normal
Operation Temperature 00 C to 450 C
Climate Conditions 90% Rh Max. Non Condensing at 350 C
Type of Cooling Natural Air cooled up to 150KVA
Mode of system Fully Automatic / Manual
System Construction As per IS : 9815 – 1994
Protection Low Voltage Protection, High Voltage Protection and Single Phasing Prevention through contactor at O/p. Over load Protection, Short Circuit Protection and power ON/OFF of SCVS though MCB / MCCB at Input. Change over switch at input to bypass the equipment in case of emergency.