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Dongguan Fangxiong Electric Co., Ltd. | Communication Relay | General Power Relay | Automotive Relay | Magnetic Holding Relay
National Service Hotline: 0769-85963872
  • 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

Mobile: 18938513087

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




FAQCurrent position: Home- > FAQ

What are the classification of relays and their functions

点击率: Release time: 2018-04-13 14: 20: 06Click rate:

(1) Current relay: Acts in response to an increase in current and acts as a starting element and measuring element for current protection.

(2) Voltage relay: It reflects the change of the voltage (over or under) and operates.

(3) Time relay: As a time element, it is used to establish the necessary action delay.

(4) Intermediate relay: Its role is to increase the number of contacts in order to control different circuits; increase the contact capacity in order to open or close the circuit of a larger current; provide the necessary delay to meet the protection and automatic devices Requirements.

(5) Signal relay: as action indicator in protection and automatic devices. During the action, on the one hand, there is an indication of a card drop or light, and on the other hand, the mechanical self-holding electric shock is closed, and the light and sound circuits are connected. Then the watchman will return manually.

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