The structure of KYN1-12 handcart switch cabinet is formed by welded bent steel plate. It includes former cabinet, back cabinet, relay instrument room and handcart which are separated by the grounding metal clapboard. The protection degree of the shell is IP2X.
There is circuit breaker handcart, isolation handcart, voltage handcart, voltage arrester handcart, used handcart and grounding handcart. The handcart applies the shakable feed mechanism and the accurate and reliable handcart positioning device. The handcart faceplate is the cabinet door; with emergency opening button to break the circuit breaker when the handcart is pull out from the working position or when the circuit breaker secondary control circuit losing power