welcome,guest

Permanent Magnetic Intelligent Outdoor Vacuum Circuit Breaker

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2017-07-09 10:43

  • Browse the number:

    471

Send an inquiries

Company Profile

Qingdao Yunwhua Industry Co.,Ltd

By certification [File Integrity]

Contact: yonghuaxu(Mr.)  

Email:

Telephone:

Phone:

Area: Beijing

Address: Beijing

Website: http://www.yunwhua.com/ http://www.rphytc.com/com/yonghuaxu/

New Products
Product details


permanent magnetic intelligent outdoor vacuum circuit breaker



ZWM8-12 permanent magnetic intelligent outdoor high-voltage vacuum circuit breaker(hereinafter called intelligent breaker) is applied for breaking, on or off of load current in AC three-phase power system of rated 10-12KV with 50/60Hz, it owns functions of overload and short protection, fast breaking protection, time lapse delay and auto matic reclosing, it can also be equipped with arrestor or disconnecting ( circuit breaker and disconnecting switch combination, hereinafter called combination intelligent circuit breakers) according to customers requirement. This intelligent breaker owns power supply itself, available for remote control, interfacs of CT,PT are for remote control, can meet the requirements of  remote control.



























































































Item




Units




Parameters




Rated voltage




KV




12




Rated insulation level




1 min PF withstand voltage




Dry




42




Wet




34




Lightening impulse withstand voltage(peak)




75




Rated current




A




400.630




Rated short circuit making current




KA




20.16.12.5




Rated operating sequence








0-0.3s-co-180s-CO




Breaking t short circuit breaking times




times




30




Rated short circuit closing  current(peak)








50




Rated peak withstand current




KA




50




Rated short time withstand current




20.16.12.5




Duration of rated short circuit breaking




s




4




Opening time (shunt trip)




Max. operating voltage




ms




15~50




Rated operating voltage




15~50




Min. operating voltage




30~60




Closing time




25~50




Total breaking time




≤100




Arc time




≤20




Mechanical life




Times




10000




Closing frequency




J




70




Energy storage motor rated input power




W




≤220




Rated operating voltage and subsidiary loop rated voltage




V




AC/DC220 110,24




AC/DC220 110,24




Energy storage time under rated voltage




S




<8




Over current release




Rated current




A




5




Accuracy of release current




%




±10




Over current adjust




A




1~9




Quick break adjust




ms




6~20




80~500




Remote control distance




m




30




The number of overlapping




Times




1~3



YUNWHUA, equipped with many professional permenent magnetic intelligent outdoor vacuum circuit breaker factories, services for various companies in the world. Welcome to get quality permenent magnetic intelligent outdoor vacuum circuit breaker parts with us.