Dynamic indication of main circuit simulation diagram, live display and lockout, power inspection function, digital real-time display of temperature and humidity, automatic heating and dehumidification control, automatic exhaust cooling control, circuit breaker opening/closing status indication, grounding switch opening/closing indication handcart Position indication, intelligent error-proof voice prompts, human body induction alarm prompts, loop power parameter measurement and busbar temperature measurement display, fault records, clock instructions, manual automatic energy storage, remote local switching, opening and closing operations.