hengfengyou substation-Hengfengyou (Qingdao) Substation Co., Ltd.

2026-05-22

2026 Zambia Transformer Market Demand Analysis: Grid Upgrades, Mining Expansion, and Compliance Procu

This article provides an in-depth analysis of the 2026 Zambian transformer market, covering demand, technical standards, certification thresholds, and the competitive landscape. By integrating grid upgrades, mining expans

2026-04-28

Green Hydrogen Era: End-to-End Solutions for Large-Scale Water Electrolysis Hydrogen Production Recti

This solution provides customized, full-lifecycle delivery of rectifier transformers for ultra-large-scale green hydrogen projects in the Middle East (e.g., NEOM in Saudi Arabia, Khalifa Port in the UAE). Specifically eng

2026-04-24

Hengfengyou One-Stop 115kV/33kV Containerized Battery Energy Storage System (BESS) Solution — A Cas

As the global energy structure transforms, utility-scale energy storage systems face multiple challenges, including extreme environments, grid fluctuations, and complex system integration. Leveraging over 30 years of expe

2026-04-21

2026 Ethiopia Low-Voltage Switchgear Market Demand Analysis

This report provides a deep dive into the 2026 Ethiopian low-voltage (LV) switchgear market, covering demand drivers, technical standards, certification barriers, and the competitive landscape. Integrating grid modernizat

2023-04-26

Maintenance of Ring Main Unit

1. The ring network cabinet should be inspected under the following conditions: 1) After 100 full load operations, the resistance and insulation level of the main circuit of the load switch should be checked, and it can b

2023-04-21

What are the advantages of Ring Main Unit?

Regarding the appearance of the first ring network storage cabinet, it is a storage cabinet and usually appears in large residential areas, shopping malls, and near large power companies. The function of the ring network

2023-01-06

Why is the temperature rise of high-voltage switchgear too high?

The actual temperature rise in the switch cabinet, especially the bus connection, is usually higher than the data measured in the type test. The main reasons are as follows: (1) The data measured in the type test are usua

2022-11-17

Describe in detail the basic principle of the layout of electrical components in the switch cabinet

There are certain electrical components in the switch cabinet, and there are certain specifications when terminating the layout. Next, Hengfengyou Electric, the manufacturer of KYN28 series high voltage switchgear and KYN

2022-11-16

Production process of fully insulated gas filled cabinet

The fully insulated gas filled cabinet adopts fully automatic laser cutting machine, CNC sheet metal processing center, fully automatic welding manipulator, SF6 gas automatic maintenance equipment, various advanced detect

2022-11-10

The difference between GIS switchgear and AIS switchgear

1、 What does GIS switchgear mean? The definition of GIS is: metal enclosed switchgear that uses all or part of the gas instead of the air under atmospheric pressure as the insulating medium, also known as gas filled swi