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Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA

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Hunan Hentg Power Electric Technology Co., Ltd.

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Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA

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Key Specifications

Frequency	50Hz, 60Hz
Phase	Three
Coil Structure	Round coil, Shell-Type Coil, layer coil, fully sealed construction, Disc Coil
Output Voltage	415V, 110V, 220V, 380V, 400V, 440V, 480V
Input Voltage	11kV, 10.5kV, 3kV, 12.47kV, 6.6kV, 6.3kV, 6kV, 10kV
Type	Oil-Immersed Transformer, Dual Winding Transformer
Efficiency	>99%
Standard	ANSI/DOE2016/IEEE C57.12.00
Capacity Range	75-3750 kVA

Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA

Technical Parameters

Capacity (KVA)	HV	Tapping range	LV	No-load loss	Load loss	Impedance	Efficiency
75	2400 4160 7200 7620 12000 12470 13200 13800 14400 19920 24940 34500	±2X2.5%	110 120 208 240 277 347 415 416 480 600 690	130	100	4.0-6.3	99.03
750				880	7500		99.4

Product Overview

The 750kVA Three-Phase Pad-Mounted Transformer is engineered for stable, high-efficiency power distribution in commercial, industrial, and utility environments. Designed for outdoor use, this oil-immersed unit offers a secure, low-maintenance, and tamper-resistant solution ideal for medium-voltage applications.

Key Features

Rated Power: 750 kVA
Configuration: Three-Phase, Pad-Mounted, Oil-Immersed
Primary Voltage: Customizable (e.g., 13.8kV, 11kV, 12.47kV)
Secondary Voltage: Customizable (e.g., 480V/277V, 208V/120V)
Cooling Type: ONAN (Oil Natural Air Natural)
Insulation Class: Class A or F (customizable)
Enclosure: Tamper-proof, Weather-resistant, ANSI Type 2 or Type 3R
Sound Level: ≤ 58 dB (low-noise performance)
Core Material: High-grade silicon steel, low-loss core

Product Benefits

Efficient Power Handling: Engineered to deliver stable and balanced three-phase power with minimal losses
Rugged Outdoor Design: Built for permanent outdoor installation with anti-corrosion coating and sealed tank
Safe & Secure: Pad-mounted with lockable compartments to prevent tampering
Custom Voltage Flexibility: Accommodates site-specific grid and load requirements
Extended Service Life: Oil-immersed cooling protects internal components for 20+ years of operation

Typical Applications

Commercial Complexes: Office parks, shopping malls, hotels, and universities
Industrial Plants: Supports heavy-duty equipment and production lines
Utilities & Substations: Suitable for distribution networks
Renewable Energy Systems: Integration into solar and wind installations
Municipal Infrastructure: Outdoor lighting and public utility networks

About HENTG POWER

Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solutions founded in 2011, specializing in reliable, high-performance solutions for global power systems.

How can we guarantee quality?

We conduct pre-production samples and final inspections before shipment, providing QC & test reports. Our factory manufactures oil type and dry type distribution transformers up to 500KV 480MVA, compliant with ANSI/IEEE/DOE2016/CSA/IEC60076 standards.

Why choose us?

We have professional drawing and technical teams that can confirm all drawing contents within 7 days, with 30+ senior engineers offering 24-hour online support.

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Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA

Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA

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Outdoor Oil Immersed Power Transformer 3 Phase Pad Mounted 750kVA Images