Industry News - Jiangsu Hengyuan Transformer Co., Ltd.

Oct 21, 2026
Oil Filled Power Transformer: Core Choices, Specifications and Maintenance

An oil filled power transformer that stays energized around the clock can consume 5,000 to 10,000 kWh per year in no-load losses before it delivers a single kilowatt-hour to the network. Core materi...

Read More
Oct 14, 2026
How Does a Dry Type Transformer Work? Core, Cooling and Selection Guide

A 1,600 kVA dry-type transformer installed on the fourth floor of a hospital block has no oil conservator, no bunded pit and no fire-rated vault beneath it. That one installation detail explains mo...

Read More
Oct 07, 2026
3 Phase Electric Transformer: How to Specify Winding, Cooling, and Sizing

A 250 kW conveyor line being installed in a food processing plant requires its own step-down point. The facility receives primary power at 10 kV, while motors, variable-frequency drives and control ...

Read More
Sep 15, 2026
3 Phase Dry Type Transformer: Complete Specs, Selection and Application Guide

When a municipal fire code or an indoor site constraint forbids oil-filled equipment, the 3 phase dry type transformer is the default answer for distribution from 6 kV to 35 kV. An oil-immersed unit...

Read More
Sep 15, 2026
Oil Filled Distribution Transformers: Core Loss, Cooling, and Selection Guide

A 630 kVA oil filled distribution transformer with a conventional silicon steel core can consume roughly 7,000 kWh of no-load losses every year simply by staying energized. Switch the core to amorph...

Read More
Sep 15, 2026
Three Phase Distribution Transformer Guide: Types, Losses, and Selection

A 630 kVA three phase distribution transformer with a 1.2 kW no-load loss consumes about 10,500 kWh per year before a single load connects. At 0.10 USD per kWh, that is more than 1,000 USD spent ann...

Read More
Sep 15, 2026
3 Phase Transformer Selection: Connection Groups, Losses, and Testing Guide

A packaging plant added two extrusion lines with a combined motor load of 620 kVA, and the existing 400 V switchboard could not handle the inrush. The utility offered an 11 kV service drop, so the p...

Read More
Sep 15, 2026
Three Phase Power Transformer: Core Losses, Connections, and Selection Criteria

A 1000 kVA three phase power transformer that stays energized for 25 years will burn through more money in core losses than its own purchase price, frequently double. That statistic explains why spe...

Read More
Aug 05, 2026
How Does a Single Phase Distribution Transformer Improve Modern Power Distribution Systems?

Introduction: The Growing Role of Single Phase Distribution Transformers in Power Networks With the continuous development of residential, commercial, industrial, and renewable energy applications, r...

Read More
Aug 05, 2026
Low Voltage Switchgear: Components, Types, and Application Guide

1. Introduction and Fundamental Concepts 1.1 Definition and Role in Power Systems Low voltage switchgear refers to a comprehensive assembly of electrical switching and protection devices designed to ...

Read More
Aug 05, 2026
Three-Phase Power Transformer: Principles, Types, and Application Selection Guide

1. Introduction and Fundamental Concepts 1.1 Definition and Role in Power Systems Three-phase power transformers are static electrical devices that transfer electrical energy between two or more circ...

Read More
Aug 05, 2026
Three Phase Power Transformer: Engineering Principles, Selection Criteria and Application Guide

Engineering Principles · Selection Criteria · Application Guide Executive Summary Three phase power transformers are essential electrical equipment in industrial, commercial, and utility applicati...

Read More

Jiangsu Hengyuan Transformer

Contact

If You Have Any Questions, Please Contact Us

Jiangsu Hengyuan Transformer Co., Ltd. is dedicated to providing safe, efficient, and reliable power equipment solutions for power systems, industrial sectors, and infrastructure construction. We are China Transformers & Switchgear Equipment Manufacturers.