Indoor SF-6 Circuit Breakers
Home Products Circuit Breakers Indoor SF-6 Circuit Breakers
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Vijai's Indoor Switchgear of type WMS employs proven vacuum interrupter technology with motor operated spring mechanism matching M2class(I0,000) operations, meeting the requirements of national and international specifications.Availablewith optional features like Busconnected VT, Feeder connected VT, Buscoupler arrangement, Busbarcable box, Rearextension chamber, internal arc chamber, series trip coil, two trip coilsetc. as per customer requirement. These products are being manufactured at VEL Switchgear plant (Rudraram, Hyderabad), where VELis known for the quality & consistency.
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Indoor Vacuum Circuit Breaker
| Type | VVMS 12/1250 | | Rated Voltage | 12 kV | | Rated Current | 800 / 1250 A | | 1 min. power frequency voltage | 28 kV rms | | Lightning impulse voltage | 75 kV rms | | Rated Short time withstand currnet | 25 kA rms / 3 sec | | Rated Short circuit making current | 62.5 kA peak | | Rated operating duty cycle | 0-0.3 sec-CO-3 min-CO | | Contact life | | | Mechanical | 30,000 operations | | At load current | 20,000 - 30,000 operations | | At full short circuit current | 100 operations |
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