KYN61-40.5 standardized kaizhuang movable metal enclosed switchgear is a new product developed in recent years. The cabinet frame is designed according to the metal closed aluminum removable structure, and the cabinet is equipped with a new fully insulated vacuum circuit breaker or sulfur hexanitride circuit breaker. The cabinet body is made of high-quality aluminum zinc coated plate, which is formed by NC sheet metal processing and connected by high-strength bolts and nuts. The component surface adopts plastic spraying or zinc locking process. Each functional chamber of the switch cabinet is sealed by metal diaphragm and equipped with independent pressure release channel.