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11 kV to 66 kV · IS : 1180

Transformers built to a licence

Distribution, power and dry-type transformers manufactured at our GIDC Sachin works — wound, assembled and routine-tested in-house under an ISO 9001:2015 system.

Oil-cooled distribution transformer with conservator tank and radiator banks, manufactured by Tula Trans Electricals, Surat

Product range

Oil-cooled distribution transformer with corrugated fin tank, three HV and four LV bushings and a conservator

Oil Cooled Distribution Transformer

Oil-immersed distribution transformers manufactured under our BIS licence to IS : 1180, with conservator, pressure relief and off-circuit tap changer. Core, windings and tank are produced and assembled at our GIDC Sachin works, then routine-tested before dispatch.

Specification

Type
Oil Immersed, Naturally Cooled
Voltage Class
11 – 66 kV
Rating
On request
Standard
IS : 1180
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Oil-cooled power transformer with porcelain HV bushings, detachable radiator banks, conservator and marshalling box

Power Transformer

Power transformers for substation and heavy industrial duty across the 11 kV to 66 kV range, with detachable radiator banks, conservator and marshalling box. Supplied with the full test certificate set and supported afterwards by our own repair and oil filtration teams.

Specification

Type
Oil Immersed, Radiator Cooled
Voltage Class
11 – 66 kV
Rating
Up to 25 MVA
Cooling
ONAN / ONAF
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Three-phase cast resin dry-type transformer with exposed core laminations on a steel frame

Dry Type Transformer

Dry-type transformers for installations where oil is unacceptable — indoor substations, commercial basements and fire-sensitive plant. Class-rated insulation on both windings, with no oil to contain, filter or leak, and a correspondingly lighter maintenance regime.

Specification

Type
Dry Type, Air Cooled
Voltage Class
11 – 33 kV
Rating
Up to 5 MVA
Cooling
AN
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Package substation with three compartments for HV switchgear, transformer and LV distribution

Package Substation

Compact, pre-engineered substations built and tested as a single unit at our works — HV switchgear, transformer and LV distribution in one enclosure, delivered ready to connect. Up to 5 MVA in the 33 kV class.

Specification

Type
Packaged / Pre-engineered
Voltage Class
11 – 33 kV
Rating
Up to 5 MVA
Testing
Fully tested as a unit
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Copper strip coils and CRGO steel coils stacked on a steel pallet

Rolled Metal Coils

Rolled metal coil stock held and processed alongside our transformer production, supplied to specification for winding and core work.

Specification

Material
On request
Thickness
On request
Width
On request
Supply Form
Coil
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Furnace transformer with heavy copper LV busbars, radiator bank and conservator

Furnace Transformer

Furnace transformers for induction and arc furnace duty — high secondary current at low voltage, built to withstand the repeated electrical and mechanical stress that furnace loads impose.

Specification

Type
Furnace Duty
Voltage Class
11 – 66 kV
Rating
On request
Secondary Current
On request
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Custom-built oil-cooled transformer with HV bushings, cable boxes, marshalling box, conservator and radiator bank

Customized Transformer

Transformers designed and built against a specification rather than a catalogue — for non-standard ratings, restricted spaces, unusual vector groups, or replacements that must match an existing installation exactly.

Specification

Type
To specification
Voltage Class
11 – 66 kV
Rating
On request
Design
Custom
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Ratings are built to order. Send us the required kVA / MVA, voltage class and quantity and we will confirm against your specification.

Enquiries

Send us your specification

Rating, voltage class, vector group, quantity and delivery location — that is everything we need to quote.

Request a Quote+91 98251 93068