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Power & Distribution Transformers
Power & Distribution Transformers
Voltech Transformers offers a range of Power and Distribution Transformers. These are manufactured as per applicable standards: IEC (International Electrotechnical Commission), BS (British Standards), ANSI (American National Standard Institution) and IS (Indian Standard) Optional accessories: pressure relief valve/pressure relief device with contacts, RTDs for winding temperature measurement, OTI and WTI with remote indication, and oil preservation system through air cell. The company also manufactures special transformers: furnace duty transformers, converter duty transformer, generator transformers, CSP transformers, earthing transformers, unitised substations (USS/CSS), etc.
Standard fittings: fittings and accessories as per customer specifications/as per IS/IEC standards.
- Buchholz relay with alarm and trip contacts
- Magnetic oil level gauge with alarm contact
- Winding temperature indicator with alarm and trip contacts
- Oil temperature indicator with alarm and trip contacts
- Neutral current transformer, marshalling box to housing OTI
- WTI instruments and terminal block
- Cooler control unit
Product & Technology News
- 3-phase, 50 Hz; tap range – +5% to -10% in steps of 2.5% for off-circuit transformer/as per customer specifications
- tap range – +5 to -15% in steps of 1.25% for OLTC transformer/as per customer specifications
- insulation class – A
- winding material – copper; duty – continuous
- HV outdoor bushings; cooling – ONAN/ONAF
- LV outdoor bushings