Cast Resin Transformer

Cast Resin Transformer

Overview

With over 40 years of experience in epoxy casting, ECS has become a leading manufacturer and supplier of high-quality Cast Resin transformers. Our transformers are designed to operate safely and environmentally friendly solution for medium voltage and electrical distribution systems. These transformers are built to meet special and stringent requirements for various applications such as converters, rectifiers, static excitation, isolation, and more. Our Cast Resin Dry Type transformers are compliant with national and international standards, ensuring high performance and reliability.

Key Features

Environmentally Friendly
Partial discharge free
High impulse and short circuit strength
Maintenance free
Reduced Fire Risk

Applications

Technical Specifications

Specification Details
Rated Power 100 KVA to 1000 KVA
Voltage Class 1.1 kV, 3.6 kV, 7.2 kV, 12 kV, 17.5 kV
Rated Frequency 50 Hz or 60 Hz
Rated Voltage 1.1 kV, 3.3 kV, 6.6 kV, 11 kV, 22 kV, 33 kV
Winding Material Aluminum or Copper
Degree of Protection Up to IP 54
Thermal Insulation Class F, H
Cooling Method AN-AF

In-House Modern Facility
Automatic High Voltage and Low Voltage foil winding machine.
Automated casting plant and assembly line.
In-house NABL accredited test laboratory upto 15 MVA, 36 kV to conduct routine and type tests as per IEC – 600076-11, IS 2026-11 and IEEE

Technical Speciality: Three Winding Transformer (HV / LV1 / LV2)

Type 1

Parameter Details
Rated kVA Same for both LV (i.e. 1000 / 500 / 500 kVA)
Rated Voltage Same for both LV (i.e. 11000 / 690 / 690 Volt)
Connection Different for both LV (i.e. Delta / Delta / Star)

Type 2

Parameter Details
Rated kVA Different for both LV (i.e. 2000 / 1150 / 850 kVA)
Rated Voltage Same for both LV (i.e. 11000 / 200 / 200 Volt)
Connection Same for both LV (i.e. Delta / Star / Star)

Type 3

Parameter Details
Rated kVA Different for both LV (i.e. 1450 / 900 / 550 kVA)
Rated Voltage Different for both LV (i.e. 3300 / 200 / 80 Volt)
Connection Same for both LV (i.e. Delta / Star / Star)

Compliance & Certification

  • IEC 60076-11 & 2026-11
  • IEEE Standards
  • Type tested at NABL accredited laboratories

Reliable measurement. Safe design. Trusted performance.

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Cast Resin Transformer
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