Mining belt conveyor integrated protection device Our Mining Integrated Protection Device is applicable to hazardous place with gas and dust explosion, power supply system of 50Hz voltage AC 1140/660v, to achieve drive and protection to the belt conveyor. and our Mining Intrinsically Safe PA Phone, Frequency Converter For Coal Mines is also hot selling now. The device adopts single-chip as the control core, 4.3-inch color LCD module as a human-computer interaction interface, it is specially designed for tape conveyor, with functions of the main drive, deviation, emergency stop, vertical tear and other protections as a whole, it also has functions of start warning, malfunction alarm. The device adopts high-performance microcomputer as the control core, to control and protect the motor through the acquisition, analysis, and calculation of the operation state signal. It has functions of overload, phase loss, leakage lock, short circuit and other protections, at the same time with the functions of control the start and stop of the motor and alignment display of the deviation and emergency stop malfunction. It can real-time display the belt running speed, tape tension, drum temperature, motor voltage, current and other parameters when normal operation. Technical characteristics Sets the main drive and protection of the belt conveyor to realize one device to control a belt conveyor Two 120A (80A) drive units with complete and reliable motor protection Matching eight kinds of protection sensors can realize the eight protections of the transport aircraft, with deviation, emergency stop, vertical tear intelligent alignment and other functions Color display real-time display equipment operating conditions, motor voltage, current, temperature, belt speed, etc., with fault status display and fault record query function With early warning, fault alarm function 8-channel PT100 temperature acquisition and infrared temperature acquisition Small size, cost-effective