MPW-501 series of intelligent comprehensive Protector for mine (hereinafter referred to as protector), it applies to the presence of explosive gases (methane) and coal dust in coal mine underground integrated protection device of intelligent multifunctional, with 380V, 660V, 1140V, voltage level 3300V, 6000V, 10000V, rated current up to 1000A supporting the use of various types of feed switch in order to achieve various protective functions of power supply system.
Protector using advanced 32-bit microprocessor, high-precision differential input AD converter and advanced protection algorithms, protection of high accuracy, fast response. Can finish the Creepage closedown, selective leakage protection, leakage protection, undervoltage, overvoltage, overload, short circuit of three-phase unbalanced, atresia, gas, wind power protection, temperature protection and other protection.