Panel Industry information-Hengfengyou (Qingdao) Substation Co., Ltd.

2023-04-26

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

2022-11-10

What is the difference between incoming cabinet and outgoing cabinet?

High voltage switch cabinet is also called high voltage power supply cabinet, which includes high voltage outgoing cabinet, high voltage incoming cabinet, high voltage ring network cabinet, PT cabinet and metering cabinet

2022-11-01

How to determine whether the power distribution cabinet trips due to line leakage or electrical leaka

This paper introduces several methods to find the fault of leakage protector for reference. 1、 Patrol inspection method The patrol inspection method is a method for the responsible (on duty) electrician or staff to chec

2022-11-01

What ＂taboos＂ should be paid attention to when installing the power distribution cabinet and box

Some problems often occur in the power distribution cabinets and boxes in the machine room, and the root cause of most problems is improper operation during the installation process, which leads to frequent problems and s

2022-10-27

How to connect switches in low-voltage distribution cabinet correctly

Low voltage switch cabinet is generally composed of air switch, leakage protection or isolating switch, which is used to receive and distribute electric energy to avoid cutting off the power protection circuit in case of