FEATURES:

The essential features of the voltage stabilizer shall be as under:

• High Accuracy and fast response.
• No waveform distortion.
• High Efficiency.
• Negligible internal impedance.
• Solid State Control.
• Auto/Manual Operation.
• All Indications on Front Panel

SERVO CONTROLLED VOLTAGE STABILISER:

Rating : 5.0 to 500 KVA

Input Voltage : 355V to 470V AC. (Three phase)

Output Voltage : 415VAC + 1%. (Three phase)

Supply frequency : 47 -53Hz.

Output Regulation : +/- 1%

Effect of Power Factor : Nil

Speed of correction : 35 volts per second.

Efficiency : Better than 95%

Ambient Temperature : 45 degrees Centigrade.

Duty Cycle : Continuous.

Output Neutral terminal : Separate terminal for input and output.

Cooling : Air /Oil Cooled

Type of load : unbalanced

CONTROLS AND INDICATIONS:

The voltage stabilizer shall be provided with the following controls and indications:

• Mains ON
• Auto/Manual Switch
• Raise/Lower pushbuttons for operation in manual mode.
• Voltmeter to read input and output voltages.
• Automatic Power cut off for under or over voltage.
• OTHERS AS PER P.O.