ZN63(VSI)-12 series indoor high-voltage solid vacuum circuit breaker, introduces innovative solid insulation and epoxy sealing tech. It integrates the vacuum interrupter, main conductive loop, and insulation support into a solid-sealed pole, resolving environmental tolerance issues. The breakthrough patented ventilation tech tackles heat dissipation concerns. Moreover, the ZN63(VS1)-12 series is China's first maintenance-free breaker, featuring a high-life vacuum interrupter, epoxy casting, and reliable permanent magnet operation. It uses photoelectric proximity switches and electronic power supply for hassle-free operation. Accept OEM&ODM:YES Certificate: CE,Test reports Production time: 7~ 12 working days Warranty period: 12 Months
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