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    EVC8-7.2/12-160/250/400/630EVC8-7.2/12-160/250/400/630EVC8-7.2/12-160/250/400/630EVC8-7.2/12-160/250/400/630EVC8-7.2/12-160/250/400/630EVC8-7.2/12-160/250/400/630
Product Details

EVC8-7.2/12-160/250/400/630PDF

Name Unit Value
Main circuit Rated working voltage (Ue) kV 7.2 12
Rated working current (Ie) A 160,250,400,630
Rated frequency (fr) Hz 50~60
Rated making capacity A 10Ie (AC-4)
Rated breaking capacity A 8Ie (AC-4)
Rated short time withstand current A 10Ie
Rated peak withstand current A 25Ie
Rated short circuit duration s 4
Power frequency withstand voltage Between phases, phase to earth kV 32 42
Vacuum breaks kV 32 42
Lightening impulse withstand voltage kV 60 75
Control circuit Rated voltage1 (Us) V AC or DC. 110/220
Rated power (Ps) Electric holding VA ≤1000/100 (absorbing/holding)
Mechanical holding VA ≤900/600 (closing/opening)
Auxiliary circuit Form 3a+3b
Rated value AC380V/5A, DC380V/1A
Control circuit, auxiliary circuit to earth power frequency withstand voltage kV 2
Rated operating frequency Long-term or mechanical holding type time/h 300
Short-term time/h 600
Mechanical endurance2 10000 times 30
Electrical endurance 10000 times 10
Mechanical characteristics Closing time ms ≤200
Original opening time ms ≤160(electric holding)
≤60(mechanical holding)
3-phase synchronism ms ≤3
Closing tripping ms ≤10
Remark: 1.rated control voltage can be made according to customer’s requirements.
2.for mechanical holding type, the interlock mechanism should be changed every 300,000 times.


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