Specification for Oil Cooled Servo Controlled Voltage Stabilizer is mention below:
 

• Input Voltage Range : 300 - 4
• 60V AC 3 Ph 50Hz/60Hz Phase to Phase
• Other Input Ranges : 320 - 460V AC / 340 - 480V AC 360 - 460V AC & 340 - 500V 3Ph 50Hz/60Hz
• Output Voltage ( 3 Ph ) : 400V AC /415V AC
• Output Voltage (1 Ph ) : 230V AC / 240V AC
• System : Unbalanced 4 wire: R Y B N
• Connections : Star
• Operating Frequency : 47 to 53 Hz / 55 to 66 Hz
• Output Voltage Adjustable : 380 to 415V AC in 3 Ph
• 220 to 240V AC in 1 Ph
• Output Voltage Regulation : ± 1 % (No Load)
• Output Voltage Regulation : ± 1 % (Full Load)
• Overload Capacity : 120%
• Correction Rate : 35V/Sec-1 Ph; 60V/Sec-3 Ph
• 110 V /Sec with DC Motor
• Waveform Distortion : Nil
• Output Waveform : True Reproduction of Input
• Insulation : Class "B"
• Short Circuit period
• Percentage : 300% for 250 Milli Sec.
• Normal Operation
• Temperature : 0° C to 45° C
• Climate Conditions : 90% Rh Max.Non Condensing at: 35C
• Type of Cooling Natural air cooled upto 150KVA
• Mode of System Fully automatic / manual
• System Construction As Per IS:9815-1994