Ambient temperature: -15℃~+40℃;
Relative humidity: daily average ≤95%, monthly average ≤90%；
Earthquake intensity: ≤8 level;
云南快乐十分前组二中奖多少钱♦ Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense Vibration.
ZN63(VS1)-12 Indoor High Voltage Vacuum Circuit Breaker
VS1-12 indoor HV vacuum circuit breaker is a 3-phase AC 50Hz 12kV indoor switch equipment.
♦ Installation way: withdrawable type, fixed type,side mounted type;
♦ Operating mechanism: spring operating mechanism, permanent magnetic operating mechanism;
♦ Pole type: assembled pole, embedded pole;
♦ Application: switchgear KYN28-12, XGN-12.
云南快乐十分前组二中奖多少钱 ♦ Secondary plug: 58pins, 64pins.
※ Product Standards
♦ IEC62271-100 High Voltage Switchgear and Controlgear Part 100: AC Circuit-breakers
♦ GB1984 High Voltage AC Circuit-breakers
♦ GB/T11022 Common Specifications for High-voltage Switchgear and Controlgear Standards
♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers
♦ DL/T402 Specification of High-voltage AC Circuit-breakers
※ Environmental Conditions
♦ Ambient temperature: -15℃~+40℃;
♦ Altitude: ≤1000m;
♦ Relative humidity: daily average ≤95%, monthly average ≤90%；
♦ Earthquake intensity: ≤8 level;
云南快乐十分前组二中奖多少钱 ♦ Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense Vibration.
|Rated lightning impulse voltage tolerance||kA||To earth/Phase to Phase42/48|
|1 MIn frequency voltage||To earth/P hase to Phase75/85|
|4||Rated short-circu i t breaking curren t||kA||20||25||31.5||40|
|5||Rated curren t||A||630||630||1250 1600||1250 1600|
|1250||1250||2000 2500||2000 2500|
|6||Rated short circuit withstand current||kA||20||25||31.5||40|
|7||Rated peak withstand curren t||50||63||80||100|
|8||Rated short-circu i t closing curren t(peak)||50||63||80||100|
|9||Duration of rate d short circuit current||S||4|
|11||Frequency tolerance of the secondary circuit voltage ( 1 min)||V||2000|
|12||Rated operat i ng sequence||O－0 . 3s-CO- 1 80s-CO|
|O－ 180s-CO-180 s-CO|
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