Vacuum Interrupter For Outdoor Circuit Breaker TD630/12-20 TD3141TA1

We are offering Main Technical Specification Unit Specification
Rated voltage kV 12
Rated current A 630
Rated frenquency Hz 50
Rated short-time power frequency withstand voltage(1min) kV 42
Rated lightning impulse withstand voltage kV 75
Rated short-circuit breaking current kA 1620
Rated short-circuit making current(peak) kA 4050
Rated operations of short-circuit breaking current interruption Times 30
Rated single capacitor bank breaking current A 400
Rated short-time withstand current kA 1620
Rated peak withstand current kA 4050
Rated duration of short-circuit S 4
Mechanical life Times 10000
Contact closing force due to bellows and atmosphere N 70���±40
Counterforce at rated contact stroke N 120���±50
Circuit resistance at rated contact force ���¼���© �¢ï¿½�¤20
Shelf life Years 20
Contact erosion limit mm 3
Weight of moving parts Kg �¢ï¿½�¤0.7
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Mechanical Data Required For Matched Vacuum Switchgear
Main Technical Specification Unit Specification
Rated contact stroke mm 9���±1
Average opening speed ms 1.0���±0.25
Average closing speed ms 0.65���±0.15
Added contact force N 13001600���±100
Contact bouncing duration at closing operation ms �¢ï¿½�¤2
Contact bouncing bank amplitude of opening operation mm �¢ï¿½�¤2
Three-pole simultaneity ms �¢ï¿½�¤1