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

2022-10-21

What are switchgear and ring main unit? What are the similarities and differences and connections between them? If you want to know the relationship between the switch cabinet and the ring network cabinet, start with the

2022-10-11

Safety requirements for high and low voltage complete equipment

In order to ensure the normal power supply of the electric field, we need to regularly check and maintain the high and low voltage complete equipment in our daily work, and make records so that we can analyze the operatio

2022-10-11

How to judge the quality of the power distribution cabinet?

1. Check whether the product is 3C certified and whether the appearance of the product is complete and damaged. 2. The product must have system diagram, schematic diagram, wiring diagram, certificate of conformity, produc

2022-09-30

How to select switch cabinet?

The switch cabinet is mainly divided into fixed type and vehicle type, and its structure is divided into open type, semi closed type and closed type. In the aspect of application natural environment, there are indoor and

2022-09-28

Structure Design of On line Temperature Rise Detection Device for Ring Main Unit

The ring network cabinet is a standard three outlet cabinet, that is, a four unit ring network structure. The standard monitoring device monitors the temperature No. 13 and 12, and monitors the temperature rise at the con

2022-09-23

How to select high-voltage switchgear

High voltage switchgear refers to electrical products, high-voltage high-voltage disconnectors and grounding device power switches, high-voltage high-voltage load switches, high-voltage reclosers and sectionalizers, high-

2022-09-22

What causes the failure of the fully insulated inflatable cabinet?

There are some minor problems in the design, manufacture, installation, operation and maintenance of the insulated gas charging cabinet, so some faults may occur occasionally. What is the cause of the failure of the fully

2022-09-09

What are the advantages of the structure of solid insulation ring main unit?

As a very important special equipment, solid insulated ring main unit has excellent applications in many fields. What are the advantages of solid insulated ring main unit in construction? The solid insulation ring main ca

2022-08-31

Introduction of partial discharge detection method of switch cabinet

The switch cabinet is a kind of electrical equipment. The external line of the switch cabinet enters the main control switch in the cabinet first, and then enters the sub control switch. Each branch circuit is set accordi

2022-08-30

Difference between distribution cabinet and power cabinet, switch cabinet and distribution box

The distribution cabinet (box) is composed of distribution cabinet (box), lighting distribution cabinet (box) and metering cabinet (box), which is the equipment of the distribution system. Distribution cabinet is the gene