Main range of productSF product or component typeCircuit-breaker device short nameSF2 network typeAC network frequency50/60 Hz rated voltage40.5 kV rated insulation voltage85 kV 50 Hz for 1 min185 kV for peak rated current3150 A short-circuit current25 kA31.5 kA40 kA rated short-time withstand current40 kA for 3 s rated short-circuit making capacity31.5 kA63 kA79 kA100 kA rated switching sequenceO - 3 min - CO - 3 min - COO - 0.3 sec - CO - 3 min - CO [Iu] rated interrupted current50 A : C2 cable charging2180 A : C2 single capacitor bank1500 A : C2 back to back capacitor bank type of mechanismSpring return GMH type Complementary poles description3P control typePush-button mounting modeFixedRolling frame protection typeWithout protection charging time<= 15 s operating time< 60 ms maximum breaking time<= 75 ms closing response time<= 100 ms mechanical enduranceM2 : 10000 cycles electrical enduranceE2 technology typeSF6 gas Environment pole distance380 mm input to output300 mm phase to phase30 mm phase to earth400 mm phase to phase457 mm phase to phase height942 mm width1100 mm depth750 mm product weight227 kg standardsIEC 62271-100 2012GOST-R 52565 2006 ambient air temperature for storage-40...70 °C ambient air temperature for operation-25...40 °C
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