Patent number: ZL.2013 1 0255592.7

ZXDUP2010 (DUP-GZDW) series is a dual backup intelligent DC screen independently developed by our company (patent number: ZL.2013 1 0255592.7). The system is mainly composed of ZXDSP4 intelligent module, insulation monitoring module, lead-acid battery, etc. It has the characteristics of simple structure, small footprint, automatic management of the battery, no manual maintenance, higher cost performance, etc. It is suitable for substations of different voltage levels, power plants, electrified railways of industrial and mining enterprises, high-rise buildings and user terminals, etc. It is used as the operating power supply of high-voltage switches, relay protection and automation devices, and can easily realize the four-remote functions of "remote measurement, remote control, remote communication, remote adjustment".