12KV Vacuum Interrupter

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Origin:

China

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PACKING STANDARD

1) Rated voltage :12KV
2) Rated current :630A
3) Rated frequency : 50HZ
4) Rated put through current: 6300A
5) Rated breaking current :5040A
6) Rated short-time withstand current: 6300A
7) Mechanical life: 500,000 times
8) Contact automatic blocking ability: 70¡À20N
10) Force required to hold contacts open at full stroke: 100¡À30N
11) The resistance under contact automatic blocking ability loop:
¡Ü80µ¦?12) Contact-wear allowance thickness: 3mm
13) Storage period: 20 years
Technical specifications of the contactor:
1) Clearance between open contacts: 6¡À1mm
2) Contact travel: 2¡À0.5mm
3) Average closing speed: 0.3¡À0.1m/s
4) Average opening speed: 0.6¡À0.2m/s
5) Rated contact pressure: 100¡À20N
6) Contact closing bounce time: ¡Ü2ms
7) Contact opening/closing non-synchrony: ¡Ü2ms

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