Applicable to underground coal mines with dangerous explosive methane gas in the three
phase circuit of AC50 Hz, rated voltage 10kV , 6kV , 3.3kV , rated current up to 630A with
neutral point not directly grounded power supply system to protect direct start of high
voltage motor . The starter adopts microcomputer relay protection and monitoring device
with stable performance, high anti-interference ability, standard RS485 communication
interface to connect to KJ2000 mining electrical monitoring system to realize remote
automatic control and equipment monitoring.
2.1 English backlight LCD display of real-time system voltage, three phase current, system
operation condition etc.
2.2 Pull-down menu setting;
2.3 With functions of short circuit, overload, phase-loss, over-current, insulation monitoring,
under-voltage, over-voltage etc.
2.4 Bolt type isolation switch, cart type module, quick -opening structure.
2.5 With energy metering function;
2.6 With fault memory and inquiry function.
2.7 With parameter setting password lock function;
2.8 Intelligent measuring and control protective device compatible with network integrated