Oil Cooled Transformer

Highly robust outdoor oil-filled transformers designed for power transmission and general industrial utility feeds.

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Oil Cooled Transformer

Product Overview

Highly robust outdoor oil-filled transformers designed for power transmission and general industrial utility feeds. HAPL Controls panels are constructed under strict quality control, utilizing standard raw materials and certified components. Each system undergoes primary injection, secondary injection, megger, and voltage test checks before transport.

Key Features

ONAN cooling radiators with optimized heat dissipation surfaces
Corrugated tank or conservator design with silica gel breathers
Buchholz relay integrated for gas detection and internal fault tripping
High dielectric strength transformer oil used for insulation
Robust mechanical frame designed to withstand lightning impulses

Applications

  • Power distribution companies (DISCOMs) networks
  • Cement, sugar, and textile manufacturing utilities
  • Ground mounted utility solar collector yards

Industries Served

  • Power Utilities
  • Heavy Manufacturing
  • Renewable Energy collector
  • Process Infrastructure

Technical Specifications

Capacity Range 250 KVA to 20,000 KVA
Cooling Medium Mineral oil / Synthetic ester oil
Voltage Class 11KV, 22KV, 33KV, 66KV class
Core Sheet High-permeability cold-rolled grain-oriented (CRGO) steel
Tap Changer Options OCTC (Manual) / OLTC (Automatic)
Standards IS 2026, IEC 60076
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