Low-voltage feeder line monitoring device

The utility model discloses a low-voltage feed line monitoring device, which relates to the technical field of low-voltage power distribution network operation state monitoring and comprises a low-voltage communication module, a power switch module and a low-voltage monitoring module, the power switch module is arranged on one side of the low-voltage communication module, and the low-voltage monitoring module is arranged on one side of the power switch module. A second plug bush is arranged on one side of the low-voltage monitoring module, the low-voltage monitoring module is further provided with a second guide hole, the second guide hole is located at the upper end of the second plug bush, an insertion core is arranged on the side, away from the second plug bush, of the low-voltage monitoring module, and a guide column matched with the second positioning hole is arranged above the insertion core. A first plug bush is arranged on the side, facing the low-voltage monitoring module, of the power switch module,