drawer-out type air circuit breaker ACB/universal circuit breaker/vacuum circuit breaker

Product description:            YEW1 series air circuit breaker(hereinafter reffered to as circuit breaker) is applied in distribtuion network with AC 50 HZ,rated voltage 660V (690V) or below,and rated current 200A~6300A.It is used to distribute electric energy and protect circuit  and power supply from damage of defaults,such as overload,overvoltage,short circuit,single-phase grounding and so on. Circuit breaker has intelligent protection function;its selective protection is accurate.Besides,it can improve the reliability of power supply and avoid unnecessary blackout.At the same time,it possesses open-type communication interface to reliaze four-remote function,namely remote control,remote regulating,remote measurement and remote communication,in order to meet the requirement of control center and automatic system.The impulse withstand voltage of circuit break is 8000V at 2000 meters above sea level (different altitude is modified according to standard,but the highes voltage won't over 12000V).           This circuit breaker has  isolation function and accords with standard of GB14048.2 and IEC60947.2.   The material:our small contact  is silver and link bank is silvering.the copper will used for T2 copper.       our other part supplier as same as CHINT.                ONE TWO THREE ELECTRIC CO.,LTD.is an enterprise professionally engaged in researching,developing,manufacturing and selling low-pressure electric appliances such as dual-power automatic transfer switch,circuit breaker,moulded case circuit breakers,disconnect switch and so on.                                                                         our other product link: Contact: Certifications: