The invention discloses a drop out fuse protector state monitoring system comprising a magnetic switch, an energy-taking wire coil, a state monitoring device, a mobile communication network and a mobile phone APP, wherein the magnetic switch and the energy-taking wire coil are connected with the state monitoring device; the state monitoring device, the mobile communication network and the mobile phone APP are orderly in signal connection; the state monitoring device comprises a switch triggering circuit, a current signal collection circuit, an A/D conversion circuit, a microprocessor, a back-up power source, a power source protection circuit, a ZigBee communication module and a mobile communication module. The drop out fuse protector state monitoring system disclosed in the invention helps solve a problem that a drop out fuse protector cannot be rapidly positioned when malfunctioning; the drop out fuse protector state monitoring system is advantaged by accurate positioning, rapid fault discovery and timely fault reporting.