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Ab-3s-72.5 Intelligent Phase Selection (Synchronous) Hv Permanent-Magnetic Vacuum Circuit Breaker



( Negotiable ) Obtenir le dernier prix



1 Carton


15 to 20 days

5000 Carton per Year

L/C, T/T

Circuit Breaker

Contacter maintenant

La description

Yangzhou New Concept Electric Co., Ltd. has independently developed 72.5kV intelligent phase selection (synchronous) HV permanent-magnetic vacuum circuit breaker (hereinafter referred to as "intelligent circuit breaker") at world advanced level by integrating domestic and foreign advanced technologies, adopting the new design concept and applying hi-tech means. With permanent-magnetic mechanism, vacuum arc extinction, integrated sensor and ARM+DSP processor, this intelligent circuit breaker self-adapts to own parameters and the impact of environment, thus being the first choice for the realization of power grid intelligentization.

This product conforms to IEC*0298, GB*****2006, GB/T ******1999, DL/T ****2006, GB *****2003 standards, etc.

 Major Technical Parameters are shown below:
Rated voltage 72.5kV
Rated current 1600/2000/2500A
Rated frequency 50Hz
Rated short-duration (1 min) power frequency withstand voltage 160kV
Rated short-circuit breaking current 31.5kA
Thermal stability current(4s) 31.5kA
Rated lightning impluse withstand voltage(to earth/break) 350kV
Dynamic stability current(peak value) 80kA
Rated short-circuit current breaking times 20 Times
Operating time *0-60ms
Operating voltage AC/DC220V
Mechanical service life >*0000 times
Main circuit resistance  



Personne à contacter: Hanxiang

Société:New Concept Electric

Nom de la société:Yangzhou, Jiangsu, China,


Hanxiang < New Concept Electric >
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