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Servo Voltage Stabilizer

Servo Controlled Voltage Stabilizers

True RMS Correction:
  • Microcontroller Based Control System for measurement and correction
  • Digital Voltage, Current & Frequency Display
Complete Protection:
  • Short Circuit, Under voltage, Over voltage & Electronic CT based Overload trip
  • Single Phasing & Phase Reversal trip
  • Built-in Spike Protection
  • Input High Voltage/ Low Voltage Protection
High-efficiency:
  • Stabilizer designed to its rated capacity
  • High quality and properly rated components are used
After Sales Support:
  • PAN India Service and Delivery
  • Service response within 24 hours in the same State, 48 hours in Other States of India
Access Panels
Specification
Parameter 3 Phase Unbalanced Air Cooled 3 Phase Unbalanced Oil Cooled
Rating (kVA) 10kVA-150kVA 50kVA-2000kVA
Type of Cooling Air Oil
Input Voltage Range (V L-L) 320V-460V / 340V-480V / 360V-480V
Output Voltage Range (V L-L) 415V (380V/400V optional)
Speed of Correction 70 V/Sec Ph to Neutral
Response Time 10ms
Output Voltage Regulation ±1% Tolerance
Input Frequency Range 47Hz-53Hz
Efficiency 98% >
Waveform Distortion Zero Distortion
Type of Servo Control Microcontroller based True RMS sensing and correction
Servo Motor Drive Triac based drive for AC step synchronous motor
Under / Over voltage cut off Electronic cut off circuit with graded time delay, set @ ±5%/10% of nominal output voltage
Overload Cut off CT based electronic cut off circuit with graded time delay set @ 120% of rated full load current
Short Circuit Protection MCB/MCCB provided
Single Phasing Prevention Provided
Phase Reversal Trip Provided
Stabiliser Bypass Switch Provided
Transient Protection Spike Protection through MOV is provided
Input High/Low Voltage Trip Provided
Display Type LCD Display/LED Display
Parameters Displayed Input & Output Voltages (Line & Phase), Output Currents & Frequency
Input / Output Terminations Connector terminals up to 100kVA, Busbar 125kVA & above