News

Track information, follow news

Follow Asian American news and industry trends in real time

Industry news

Company news

东大机电

07-10

2020

Classification, structure and application of electrical contacts

Fixed connection contacts. Refers to electrical contacts that cannot move relative to each other between the conductors that are connected by contact. Such as busbar joints, lead connections of electrical equipment, etc.

More ➜
Classification, structure and application of electrical contacts

07-10

2020

Classification, structure and application of electrical contacts

Fixed connection contacts. Refers to electrical contacts that cannot move relative to each other between the conductors that are connected by contact. Such as busbar joints, lead connections of electrical equipment, etc.

07-10

2020

Silver oxide electrical contact material and preparation method thereof

The raw material of the invention adopts multi-phase reinforcement, and combines the advantages of each reinforcement phase, so as to achieve the purpose of good processing performance and excellent electrical performance of the material in the production process.

07-28

2022

Soldering and repairing technical points of power silver contacts

Silver contacts are widely used in power systems, especially in high-power equipment, silver contacts must be used to conduct current

12-02

2020

What to pay attention to when using silver contacts

Silver contacts usually refer to the intersection of electrical and electronic components when opening and closing, and the intersection of metal conductor terminals is prone to instantaneous heat and sparks when touched, which promotes the multi-frequency process of electronic contacts.

12-02

2020

What is the difference between the silver contacts of different types of switches

A silver-contact dual control switch refers to the separate control of two positions in a piece of equipment. Dual Dual control refers to two keys that have no location on both panels

12-06

2020

Those things about relays, contactors, electrical contacts, contacts

Those things about relays, contactors, electrical contacts, contacts. I am sure all electricians are familiar with electromagnetic relays and contactors.

12-06

2020

What are the functions of auxiliary electrical contacts?

Switchgear main contacts and auxiliary silver contacts electrical contacts have different tasks. The task of the main circuit is to perform the transmission and control of electrical energy.

12-08

2020

How to solve the cracking phenomenon of composite rivets

Rivets should be punched with a rivet gun. First, punch holes in the objects you want to connect, then put in the rivets, then rive the rivet gun.

12-09

2020

Why should a sterling silver block or a silver-based alloy block be placed on the electrical alloy contact?

The contact surface of the contact will oxidize when it is in contact with the atmosphere. If the copper is oxidized, a copper oxide or cuprous oxide film will be formed on the surface.

12-10

2020

What should I pay attention to when using silver contacts?

To avoid oxidation (blackening), do not touch the outer surface of the silver contact layer.