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BD-12/630-20(1117C)FOR CIRCUIT BREAKER(ZN63,ZN28)

BD-12/630-20(1117C)FOR CIRCUIT BREAKER(ZN63,ZN28)
group name
Vacuum Interrupters
Min Order
1 piece
update time
Sat, 16 Jul 2011 14:32:55 GMT

Packging & Delivery

  • Min Order1 piece

Briefing

This Produst named BD-12/630-20(1117C)FOR CIRCUIT BREAKER(ZN63, ZN28),and we can supply other high voltage Components: v

Detailed

This Produst named BD-12/630-20(1117C)FOR CIRCUIT BREAKER(ZN63, ZN28),and we can supply other high voltage Components: vacuum interrupters,vacuum circuit breaker,vacuum contactor,operating manchine,outdoor vacuum circuit breaker,indoor high voltage vacuum load switch.
TD-12/1250-20(1117)FOR CIRCUIT BREAKER (ZN63,ZN28)
TD-12/630-20(1117C)FOR CIRCUIT BREAKER (ZN63,ZN28)
Technical parameter
NO Reference name Unit Date
1 Rated voltage kV 12
2 Rated current A 1250/630
3 Rated frequency Hz 50
4 Working frequency withstand voltage in short time(1min) kV 42
5 Lighting impact withstand voltage kV 75
6 Rated short breaking current kA 20
7 Rated peak value withstand current kA 50
8 Rated short circuit making current kA 50
9 Rated short time withstand current kA 20
10 Rated short circuit lasting time S 4
11 Rated single capacitor group breaking current A 630
12 Rated back to back capacitor group breaking current A 400
13 Breaking times of rated short circuit breaking current Times 50
14 Machine life Times 10000
15 Contact ?head auto-closing force N 100?50
16 Counterforce at rated contact distance N 200?50
17 Limit time Circuit resistance at rated contact force   ?25
18 Contact head erosion permission length mm 3
19 Internal gas pressure of vacuum Arc control device Pa ?1.33?10-3
20 Mass of moving parts kg ?1.2
21 Mass of vacuum Arc control device kg ?3.4