VS1 12kv high voltage indoor vacuum circuit breaker/embedded pole
Model No.: ZN63A-12
ZN63A-12 12kv high voltage indoor Vacuum Circuit Breaker
|2||Highest working voltage||KV||12|
|3||Rated lighting implus withstand voltage(peak)||KV||75|
|5||Rated current||A||630 1250||630 1250 1600 2000 2500 3150||1250 1600 2000 2500 3150 4000|
|6||Rated short-circuit breaking current(Rated thermal stability current - RMS)||KA||20/25||31.5||40|
|7||Rated short-circuit making current(peak)||KA||50/63||80||100|
|8||Rated Peak withstand current(Rated dynamic current - peak)||KA||50/63||80||100|
|9||Rated short-time withstand current(4s)||KA||20/25||31.5||40|
|11||Dominant loop resistance||To the ground 75(Breaker fracture85)|
|12||Rated thermal stability time||s||4|
|13||Rated operation ranking||O-0.3SNO-180S-NO,O-180S-NO-180S-NO(50KA_|
|14||Rated short circuit breaking current breaking times||times||50(40ka 30,50ka 20)|
|15||Rated single/back-to-back capacitor bank breaking current||A||40KA(630/400) 50KA(800/400)|
|17||Operating mechanism rated closing voltage(DC)||v||DC110/220 AC110/220|
|18||Operating mechanism rated opening voltage(DC)||v||DC110/220 AC110/220|
|19||Rated contact stroke||mm||11±1|
|20||overtravel(Contact spring compression length)||mm||3.5±0.5|
|21||three pole closing opening bouncing operation||ms||≤2|
|22||Contact bouncing duration at closing contact||ms||≤2|
|23||Average opening speed||m/s||0.9~1.2|
|24||Average closing speed||m/s||0.5~0.8|
|25||opening time||under the highest operation voltage||s||≤0.05|
|26||under the lowest operation voltage||≤0.08|
|28||Dominant loop resistance||μΩ||≤60(630A)≤50(1250A)≤35(1600-2000A)≤25(above 2500A)|
|29||contact ersion limit||mm||3|
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3.OEM & ODM, any your requirement we can help you to design and put into product
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Product Categories : Vacuum Circuit Breaker
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