Insulation monitoring device, system, method and equipment, medium and auxiliary reverse system

The invention relates to an insulation monitoring device, system, method and equipment, a medium and an auxiliary reverse system, the insulation monitoring device comprises a control unit, a high-resistance isolation unit, a sampling unit and a pulse input unit, the first end of the insulation monitoring device is connected with a monitored system, and the second end of the insulation monitoring device is connected with the ground; the sampling unit comprises a first sampling input end, a second sampling input end and a sampling output end; the first end of the high-resistance isolation unit is connected with a monitored system, and the second end of the high-resistance isolation unit is connected with the first sampling input end and the second sampling input end. The first end of the pulse input unit is connected with the sampling unit, and the second end of the pulse input unit is connected with the ground; the control unit is used for controlling the pulse input unit to input pulses to the sampling unit a