Servo Controlled Voltage Stabilizer

3 Phase Oil Cooled

Capacity range upto 1500 KVA 3Ph


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Data Log: Last 100 fault events log with Date & Time stamp and works on FIFO basis.
Optional:Out Door Model also Available



High Reliability

Uses Solid state control circuits, Synchrnous motor drive, No warm-up time, No relays, Professional grade ICs and components are used.


Trouble free operation

Quick response time 10 millisec (half a cycle), Efficiency, Low losses, Low temp. rise and withstands in all climate conditions, Provides perfectly stable output power even under severe conditions of voltage fluctuations, Zero wave-form distortion, Unaffected by load power factor, Ruggedized construction Enclosure-IP32, Mounting- Floor Mounted/Free on Wheel, Servo Motor Drive- Rugged AC step synchronous motors.


• CNC Machines
• Telecommunications Equipments
• Bio Medical Equipments
• Large Computer Installations
• Printing Machinery
• Scientist Equipments
• Cell Phone Networks
• Garments Equipments
• Textile Machineries etc

Ouput Input Rating Available
Particular Standards
Input Voltage Range 300 - 460V / 340 - 480V / 360 - 460V AC 3 Ph
Output Voltage (3 Ph) 415V AC
Operating Frequency 47 yo 53Hz
Output Voltage Adjustable 380 to 415 V AC in 3 Ph
System Unbalanced 4 wire: R Y B N
Connections Star
Overload Capacity 120%
Operating Frequency 47 to 53 Hz
Output Voltage Regulation + 1% (No Load and Full Load]
Output Waveform True Reproduction of Input
Correction Rate 25 / 15V per Sec-3 Phase
Waveform Distortion Nil
Short Circuit period & Percentage 300% for 250 Milli Sec.
Insulation Class B
Normal Operation Temperature 0° C to 45° C
Climate Conditions 90% Rh Max. Non Condensing at 35°C
Mode of system Fully Automatic
System Construction As per IS :9815 - 1994
Type of cooling Natural Oil Cooled up to l500 KVA

Indications in LCD Display Indications Programmable Controls
Input High and Input low Mains Input ON 3 LED Indications Display Scrolling - Auto / Manual
Output on indication 3ph output ON indication Start / Stop Buttons
Output high Cutoff and Output Low Cutoff Phase Reversal indication
over Load indication

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