ZW20-12F-smart-vacuum-circuit-breaker
Product Overview ZW20-12F intelligent vacuum circuit breaker is an advanced product improved from ZW20-12 pole-mounted circuit breaker and FZW28F-12 outdoor boundary vacuum load switch. It has manual and electric operation functions. The switch body adopts Japan Toshiba’s VSP5-12 maintenance-free load switch, and the mature cold-rolled steel box-type sealing structure has good sealing performance, so that it is not affected by the external environment and is a maintenance-free product. The product uses vacuum arc extinguishing and SF6 gas as the insulating medium....