Servo Controlled Voltage Stabilizer

About Servo Controlled Voltage Stabilizer

Technical Specifications

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. 0 0

Normal Operation Temperature : 0 C to 45 C 0

Climate Conditions  : 90% Rh Max. Non Condensing at 35 C

Type of Cooling    : Natural air cooled up to 600 KVA

Mode of system    : Fully Automatic

System Construction  : As per IS : 9815 1994

Salient Features

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

Protections

Single Phasing Prevention