Vacuum Interrupter
Main Technical Specification
Type: TD24A-12/1250-25
Rated frequency 50/60Hz
Rated Voltage 12kV
Rated short-time power-frequency withstand voltage (1 min) 38kV
Rated lightning impulse withstand voltage 95kV
Rated Current 1250A
Rated short-circuit breaking Current 25kA
Breaking operations of rated short circuit breaking current 25 Times
Rated short-time withstand current 25kA
Rated duration of short-circuit 3s
Rated peak withstand current 63kA
Rated short-circuit making Current 63kA
Rated breaking current of single capacitor bank 400A
Rated breaking current of back-to-back capacitor bank 400A
Rated operating sequence O-0.3s-CO-180s-CO
Weight of movable parts 0.73kg
Storage life 20years
Mechanical endurance 10000Times
Contacts limit erosion 3mm

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