Home > products > Single Phase Pad Mounted Transformer >

Copper Oil Immersed Electric Transformer HV Single Phase Isolation Transformer 333 Kva

Copper Oil Immersed Electric Transformer

HV Single Phase Isolation Transformer

Single Phase Isolation Transformer 333 Kva

Place of Origin:

Jiangsu, China

Brand Name:

HENTG Power

Certification:

Model Number:

ZGS

Chat Now

Request A Quote

Product Details

Frequency:

50Hz, 60Hz, 50Hz/60Hz

Phase:

Single Phase

Coil Number:

Two Windings

Application:

Power Transformer

Coil Structure:

Round Coil

Output Voltage:

220V, 380V, 400V , 440V, 480V

Input Voltage:

35kV, 6kV, 10kV

Type:

Isolation Transformer, AUTOTRANSFORMER, Pad Mounted Transformer

Product Name:

Single Phase Transformer

Application:

Power Distribution System Power Transformer

Cooling Method:

ONAN

Warranty:

2 Years

Vector Group:

Dyn11 / Yyn0

Color:

Green

Winding Material:

Copper \ Aluminum

Tapping Range:

±2X2.5%

Insulation Class:

Class A, B, Or C

Standards:

ANSI, IEEE, UL, CSA, IEC

Protection Features:

Overload Protection, Overvoltage Protection, Short-circuit Protection

Enclosure Type:

Weatherproof

Mounting Style:

Pad Mounted

Primary Connection:

Overhead Or Underground

Transformer Type:

Single Phase

Highlight:

Copper Oil Immersed Electric Transformer

HV Single Phase Isolation Transformer

Single Phase Isolation Transformer 333 Kva

Payment & Shipping Terms

Minimum Order Quantity

2 sets

Price

CN¥8900/units

75kVA 167 Kva Single Phase Distribution Transformer Pad Mounted IEEE Standard

Chat Now

Video

Step Down Single Phase Transformer 167kVA 250kVA 500kVA Pad Mounted IP55 Protection

Chat Now

Video

High Frequency Pad Mounted Transformer 50 Kva Silicon Core Electric Power Transformer

Chat Now

Video

75kVA 100kVA 167kVA Transformer Single Phase Pad Installation Transformers Pad Mounted Transformer

Chat Now

+86 15074989773

info@hentgpower.com

Chat Now

Product Description

Copper Oil Immersed Electric Transformer HV Single Phase Isolation Transformer 333 Kva

Product Overview

HENTG's Single Phase Pad Mounted Oil-Immersed Distribution Transformer (15kVA~500kVA) is designed for reliable, safe, and efficient power distribution in residential, commercial, and light industrial applications. Featuring a compact, tamper-proof, and weather-resistant pad-mounted design, this transformer ensures minimal maintenance and excellent performance in outdoor environments.

Key Specifications

Attribute	Value
Frequency	50Hz, 60Hz, 50Hz/60Hz
Phase	Single Phase
Coil Structure	Round coil
Output Voltage	220V, 380V, 400V, 440V, 480V
Input Voltage	35kV, 6kV, 10kV
Cooling Method	ONAN
Warranty	2 Years
Winding Material	Copper / Aluminum
Standards	ANSI, IEEE, UL, CSA, IEC

Key Advantages

Customizable Ratings & Terminals - Primary voltage, secondary voltage, bushing type, and tank finish can all be customized
Industry Compliance - Fully compliant with ANSI, IEEE, and other utility standards
Environmentally Safe & Energy-Efficient - Uses biodegradable oil and optimized for low loss and high efficiency

Technical Specifications

Capacity (KVA)	HV	Tapping range	LV	No-load loss	Load loss	Efficiency
15	2400-34500	±2X2.5%	110-690	60	330	98.82
25				80	370	98.95
333						99.43
500						99.49

Ordering Process

Step 1: Inquiry & Design

We respond within 1 hour with recommendations and quotations. Our technical team confirms all drawing details within 7 days after payment, including technical data, weight and parts list.

Step 2: Production & Quality Control

After design approval, we prepare stock, produce, and conduct thorough quality inspections. We provide QC and test reports, with optional Factory Acceptance Test (FAT).

Step 3: Installation & Support

Professional installation guidance and on-site support available. All products come with over 2 years warranty service.

Company Capabilities

30+ senior engineers offering 24/7 support with 30-minute response time
100,000m² factory with 250 workers and 4 production lines
10,000+ sets annual production capacity
100% quality testing with 25 detection points
15 years power transformer design and production experience
Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards

Frequently Asked Questions

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?

Pre-production samples, final inspections, QC & test reports, and optional FAT. We manufacture oil and dry type transformers up to 500KV 480MVA, with over 2 years warranty service.

Why choose us?

Professional design and technical teams with quick response times (30 minutes), comprehensive support, and extensive industry experience.

Tags：

Hunan Hentg Power Electric Technology Co., Ltd.

Copper Oil Immersed Electric Transformer HV Single Phase Isolation Transformer 333 Kva

Copper Oil Immersed Electric Transformer

HV Single Phase Isolation Transformer

Single Phase Isolation Transformer 333 Kva

Copper Oil Immersed Electric Transformer

HV Single Phase Isolation Transformer

Single Phase Isolation Transformer 333 Kva

75kVA 167 Kva Single Phase Distribution Transformer Pad Mounted IEEE Standard

Step Down Single Phase Transformer 167kVA 250kVA 500kVA Pad Mounted IP55 Protection

High Frequency Pad Mounted Transformer 50 Kva Silicon Core Electric Power Transformer

75kVA 100kVA 167kVA Transformer Single Phase Pad Installation Transformers Pad Mounted Transformer

single phase pad mounted distribution transformers

1 phase pad mounted transformer

oil filled pad mounted transformer

Single Phase Pad Mounted Transformer Low Noise 25kVA 37.5kVA 50kVA 50Hz Oil Filled

167 Kva Pad Mounted Transformer Variable Step Up Down Single Phase Transformer

Step Down Single Phase Transformer 167kVA 250kVA 500kVA Pad Mounted IP55 Protection

75kVA 100kVA 167kVA Transformer Single Phase Pad Installation Transformers Pad Mounted Transformer

75kVA 167 Kva Single Phase Distribution Transformer Pad Mounted IEEE Standard

High Frequency Pad Mounted Transformer 50 Kva Silicon Core Electric Power Transformer

250kVA 333kVA 1 Phase Pad Mounted Transformer Easy Installation For Power Distribution

Electrical Oil Pad Mounted Single Phase Transformer 100 Kva Step Down Transformers HV