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Dongguan Fangxiong Electric Co., Ltd. | Communication Relay | General Power Relay | Automotive Relay | Magnetic Holding Relay
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  • Dongguan Fangxiong Electric Co., Ltd. | Communication Relay | General Power Relay | Automotive Relay | Magnetic Holding Relay
  • Dongguan Fangxiong Electric Co., Ltd. | Communication Relay | General Power Relay | Automotive Relay | Magnetic Holding Relay
  • Dongguan Fangxiong Electric Co., Ltd. | Communication Relay | General Power Relay | Automotive Relay | Magnetic Holding Relay
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Dongguan Fangxiong Electric Co., Ltd.

Phone: 0769-85963872

Fax: 0769-85878012


Headquarters / South China:

Contact: Mr. Yang

Mobile: 15913711992

Q Q: 3034411242

Email: FXrelay02@163.com

Contact: Mr. Pi Mobile: 13702916012

Q Q: 161735193
Email: FXrelay03@163.com

Contact: Mr. Wu

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Q Q: 2812714675

Email: 2812714675@qq.com



East China, North China and other regions:

Contact: Mr. Yang

Mobile: 13711835029

Q Q: 446323763

Email: FXrelay@163.com



Website: yigefilm.com

Address: No. 16, Fuxing Street Middle, Baiye Industrial Zone, Houjie Town, Dongguan City




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General principles of relay selection

点击率: Release time: 2018-04-13 14: 17: 21Click to rate:

How can I properly select a relay? The first is to "know what you know", that is, you must first carefully study and thoroughly understand the nature and characteristics of the controlled circuit and the requirements of the relay. Secondly, a comprehensive grasp and careful analysis of the various characteristics of the relay itself, such as the principle, use conditions, technical parameters, structural process characteristics, and specifications; second, based on the "value engineering" principle, from the advanced and reasonable Comprehensive consideration of performance, availability, and economics, to make the correct selection and use of relays. The principles for the correct selection of relays should be:

(1) The main technical performance of the relay, such as contact load, operating time parameters, mechanical and electrical life, etc., should meet the requirements of the complete system;

(2) The structural type (including installation method) and external dimensions of the relay should be able to meet the needs of the use conditions;

(3) Economically reasonable.

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