Auto Variable Transformers ( Variacs )

Advantages :
Continuous, Step less and Break Less Voltage variation
Negligible waveform & Power factor distortion
Short Time Overload Capacity
Renote operation possible
SPECIFICATIONS
Load Capacities
28 amps to 600 Amps in Single • and 28 Amps to 1000 Amps in Three •
28 Amps, 40 Amps, 60 Amps, 100 Amps, 200 Amps, 400 Amps, 600 Amps, 800 Amps, 1000 Amps )
Phase
Single • and Three • Toroidal Coils with CRGO Steel Sheet Core
Frequency
50 60 Hz.
Voltage Variation Capability
0 - 270 V A.C in Single • and 0 - 470 in Three •
Cooling Method
AN for 28 Amps in Single• and Three •
Oil Cooled for 40 Amps to 600 Amps in Single •
Oil Cooled for 40 Amps to 1000 Amps in Three •
Drive Mechanism
Hand Driven with Knob
Motor Operated with Step
Syncronised Motor
Compliance to test Standards
IS 5142. Oil Confirming to IS 335
Copper Conductors Compliant to IS 13730 - 34
BASIC FEATURES
Open Type for Panel Mounting
Portable Type for Table Mounting
M.S. Tank with Oil Immersed and Pressed Steel Radiators.
Double varnished Toroidal Coils.
Voltage Indicator Dial.
Knob or Wheel for Voltage Variation Connector Plate or Bus Bars in cable box.
High Quality Carbon Brushes.