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Product Details
Name Unit Value
Main circuit Rated working voltage (Ue) V 1140
Rated working current (Ie) A 400
Rated frequency (fr) Hz 50~60
Rated making capacity A 12Ie (AC-4)
Rated breaking capacity A 10Ie (AC-4)
Withstand overload current capacity/s A/s 8Ie/10
Power frequency withstand voltage Between phases, phase to earth kV 4.2
Vacuum breaks kV 10
Lightening impulse withstand voltage kV 8
Control circuit Rated voltage (Us) V 220
Rated power (Ps)electric holding VA ≤600/50 (absorbing/holding)
Auxiliary circuit Form 4a+3b
Rated value AC 380V/5A
Control circuit, auxiliary circuit to earth power frequency withstand voltage kV 2
Rated operating frequency Long-term time/h 600(AC-3), 300(AC-4)
Short-term time/h 2000
Mechanical endurance 10000 times 30
Electrical endurance 10000 times 6
Mechanical characteristics Closing time ms ≤200
Original opening time ms ≤160
3-phase synchronism ms ≤3
Closing tripping ms ≤10
Remark: rated control voltage can be made according to customer’s requirements.

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