1. Function
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. Characteristics
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
communication interface(RS485).
