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5 Yrs
D-9/6, Okhla Industrial Area, Phase 1
New Delhi, Delhi-110020, India+(91)-11-41609760
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DC Variable Auto Transformer

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We are manufacturer and exporter of DC Variable Auto Transformer also called as DC Variacs and DC Dimmerstat which operates on a nominal voltage of 240 V A.C & can give output voltage anywhere between 0 – 290 V, by a simple transformer action.
We give provisions to supply DC Variable Voltages also.
These DC Variable Auto Transformers can be used in various types of applications. They can be used to supply voltage adjustment, boosting of low lines and line voltage stabilization, either manually or automatically in automatic voltage stabilizers. Voltage and current control in development and experimental work. Some other applications are listed below :

  • DC Variacs for Over and under voltage testing of electrical and electronic equipment.
  • Heat control of ovens, furnaces, infra-red heaters etc…
  • Testing and calibration of voltmeters, ammeters, watt meters etc…
  • Built in as an integral control element in electrical, electronic and automatic control and process equipment.
  • Lighting control in theatres, auditoriums, hotels.
  • Restaurants, photographic studios and darkrooms etc...
  • Motor speed control either direct or through suitable circuits.
  • Control of DC voltage and current through rectifiers.
  • Control of rectifiers in electroplating etc

Rating Available : 2 Amp to 1800 Amp
Air / Oil Cooled and Single / Three Phase
(Special ranges also available on request)


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