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Auto Power Transformer
Auto Power Transformer

Auto Power Transformer

MOQ : 1 Piece

Auto Power Transformer Specification

  • Rated Voltage
  • 415 V
  • Coil Material
  • Copper / Aluminium
  • Dimension (L*W*H)
  • Customized as per requirement
  • Load Loss
  • Low, As per IS 2026
  • Low Voltage
  • 415 V / 230 V
  • Capacity
  • Customizable (commonly from 5 kVA to 1000 kVA)
  • Voltage Booster Type
  • Step-Up / Step-Down
  • Cooling Type
  • ONAN (Oil Natural Air Natural) / Air Cooled
  • Operating Temperature
  • -10C to +55C
  • High Voltage
  • Upto 11000 V
  • Standard
  • IS 2026 / IEC 60076
  • Product Type
  • Auto Power Transformer
  • Material
  • Copper Winding, Silicon Steel Core
  • Output
  • Variable AC Output
  • Frequency (MHz)
  • 50/60 Hz
  • Efficiency
  • 98%
  • Phase
  • Three Phase
  • Usage
  • Industrial, Laboratory, Educational, Power Distribution
  • Coil Structure
  • Toroidal
  • Coil Number
  • Single Coil Winding
  • Power Scope
  • Upto 1000 kVA
  • Weight
  • 75 kg (Approx., varies by rating)
 

Auto Power Transformer Trade Information

  • Minimum Order Quantity
  • 1 Piece
  • Payment Terms
  • Letter of Credit (L/C), Cash in Advance (CID), Cheque, Cash Advance (CA)
  • Main Export Market(s)
  • Asia, Australia, Central America, North America, South America, Eastern Europe, Middle East, Africa
  • Main Domestic Market
  • Jharkhand, Arunachal Pradesh, Andaman and Nicobar Islands, Manipur, Meghalaya, Nagaland, Tripura, Bihar, Assam, Odisha, Chhattisgarh, Mizoram, West Bengal, Sikkim
  • Certifications
  • ISO 9001:2008 Certified , CE Mark Approved
 

About Auto Power Transformer

The Auto Power Transformer is somewhat electrical transformer where essential and auxiliary offers same normal single winding. So fundamentally its a one winding transformer. An auto control transformer has higher effectiveness than two winding transformers. This is a result of less ohmic misfortune and center misfortune because of the lessening of transformer material. Auto control transformers are every now and again utilized as a part of energy applications to interconnect transformers working at various voltage classes, for instance, 132 kV to 66 kV for transmission. Another application in industry is to adjust transformers worked for 480 V supplies to work on a 600 V supply.

Product details

Cooling Type

Oil Cooled

Country of Origin

Made in India

Winding Material

Mild Steel

Insulation Class

A

Power Rating

3MVA

Number of Phase

3-Phase

Voltage Ratio

11kV/433V



High Performance and Flexible Operation

Designed for demanding environments, this auto transformer offers variable AC output with single-coil winding in toroidal structures for superior magnetic efficiency. With options for either step-up or step-down voltage operation, it accommodates applications up to 11,000 V on the high side, and customizable configurations ensure seamless integration into diverse power systems.


Reliable Protection and Safety Features

The transformer is equipped with built-in overload and short-circuit protection for enhanced operational safety. Its anti-rust powder-coated enclosure, as well as high dielectric strength (2.5 kV for 1 min), provides long-lasting reliability even in harsh conditions. Low load loss and Class F or H insulation ensure optimum safety within rated temperatures from -10C to +55C.


Quality Compliance and Customization

All units adhere to stringent IS 2026 and IEC 60076 standards, and are constructed from premium copper or aluminium windings. Dimensions, voltage levels, and capacity can be customized to meet individual project requirements, making them suitable for industrial, laboratory, and educational uses.

FAQs of Auto Power Transformer:


Q: How is the transformer installed and where can it be used?

A: This transformer can be floor-mounted or supplied in a portable design, allowing flexibility in placement across factories, laboratories, educational institutions, and power distribution sites depending on space and operational requirements.

Q: What is the operational process for adjusting the voltage output?

A: Voltage adjustment can be achieved via off-circuit or an optional on-load tap changer, allowing users to select desired voltage levels safely depending on load conditions and requirements.

Q: What are the key benefits of using Class F or Class H insulation?

A: Class F and Class H insulation classes provide enhanced thermal endurance, supporting higher operating temperatures and extending transformer lifespan, especially under demanding industrial or laboratory conditions.

Q: When is overload and short circuit protection activated in the transformer?

A: The transformers integrated protection mechanisms activate automatically upon detecting overload or short circuit conditions, helping prevent equipment damage and ensuring operational safety.

Q: What makes this transformer suitable for high-altitude or harsh environments?

A: With a powder-coated, anti-rust finish and reliable operation up to 1000 meters above sea level, the transformer is engineered to withstand corrosive or challenging conditions encountered in diverse settings.

Q: How is efficiency optimized in this auto power transformer?

A: Efficiency up to 98% is achieved through premium copper or aluminium windings, a silicon steel core, precise coil structures, and minimized load losses, resulting in energy savings and reduced operating costs for users.

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We accept inquiries only from West Bengal, Andaman and Nicobar Islands, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Jharkhand, Manipur, Meghalaya, Mizoram, Nagaland, Sikkim, Tripura & Odisha.