固封极柱系列
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NUMBER:146
NAME:FZN1- 12/630T-20U type solid seal pole.
Detailed introduction:

Introduction:

Bushings are insulated devices that allow an electrical conductor to pass safely through a grounded conducting barrier such as the case of a transformer, circuit breaker or a switchgear. Our company offers different types of electric bushings for indoor or out door uses.

Product dimensional drawings:


Main technical parameters of the product:

Rated voltage

12kV

Rated current

1250A

Rated frequency

50Hz

Rated short-circuit breaking current

31.5kA

Rated short-circuit breaking current breaking times

50 Times

Rated short circuit closing current

80kA

Rated peak withstand current

80kA

Rated short-time withstand current (4S)

31.5kA

Rated single capacitor bank breaking current

630A

Rated back-to-back capacitor bank breaking current

400A

Short-duration power frequency withstand voltage (1min)

48kV

Lightning impulse withstand voltage (peak)

85kV

Loop resistance at rated contact pressure

26μ

Mechanical life

30,000 Times

Contact allows wear thickness

3mm

Contact self-closing force

120±50N

Contact reaction force at rated opening distance

210±50N

Storage period

20 years

Partial discharge

3Pc


Office No. 3032, Building 6, No. 97 Changping Road, Shahe Town, Changping District, Beijing, (Chāngpíng shìfàn yuán).

北京市昌平区沙河镇昌平路97号6幢3032(昌平示范园)

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  • Office No. 3032, Building 6, No. 97 Changping Road, Shahe Town, Changping District, Beijing, (Chāngpíng shìfàn yuán)

    北京市昌平区沙河镇昌平路97号6幢3032(昌平示范园)

  • www.weineng.com