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4 MVA Outdoor Distribution Transformer

A 4 MVA Outdoor Distribution Transformer is a high-capacity electrical transformer designed for reliable power distribution in industrial plants, utility substations, commercial infrastructure, and large residential developments. Engineered for outdoor installation, the transformer is built to withstand harsh environmental conditions while delivering efficient voltage transformation and dependable long-term operation.

Key Features

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Technical Specification

Rated Capacity: 4 MVA (4000 kVA)
Installation Type: Outdoor, weatherproof construction
Cooling Method: ONAN / ONAF (Oil Natural Air Natural / Oil Natural Air Forced)
Frequency: 50 Hz / 60 Hz
Phase: Three Phase
Insulation Class: Mineral oil immersed
Voltage Ratings: Customizable as per project requirements
Vector Group: Dyn11 / YNd11 or as specified
Tap Changer: Off-circuit or On-load Tap Changer (OLTC) optional
High Efficiency: Low core losses and copper losses for energy savings
Robust Tank Design: Corrosion-resistant fabricated steel tank suitable for outdoor environments
Protection Features: Buchholz relay, pressure relief device, oil level indicator, winding temperature indicator, and marshalling box
Standards Compliance: Manufactured in accordance with IEC, IS, ANSI, or customer-specific standards