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Product Description: KYN28-12 indoor AC metal armored shift switchgear, a 3-10 kV three-phase AC 50Hz single bus and single bus segment system of complete power distribution device. It is mainly used for power plant, small and medium-sized generator power supply, industrial and mining enterprises and institutions power distribution and the secondary substation of the power system, power supply and large high voltage engine starting. For the purpose of control protection and monitoring, the switchgear meets the requirements of DL/T404-91,IEC298, GB3906 and other standards. It has the interlocking function of preventing the push-pull circuit breaker with load, preventing the wrong opening and closing of circuit breaker, preventing the grounding switch from closing and breaking when the grounding switch is in the closed position, preventing the wrong opening and closing of grounding switch when the grounding switch is in the closed position, preventing the wrong opening and closing of grounding switch when the grounding switch is in the closed position. Multiple master switch configurations are available: VS1, ZN21, and VB
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