The CY-GZDW series of microcomputer-controlled DC power supply system adopts an integrated module structure design, which is mainly composed of monitoring module, rectifier module, insulation monitoring module, battery inspection module, AC and DC monitoring module, switching quantity monitoring module, step-down module, power distribution unit, battery and cabinet, which has the characteristics of flexible configuration, stable performance, friendly interface, simple operation and intelligent management. It is widely used in all kinds of power plants, substations (stations), mobile communication base stations, industrial and mining enterprises, electrified railways, airports, ports, high-rise buildings, residential areas and other fields, and can be used as high-voltage switches, mechanical and electrical protection, automatic devices, communication equipment, program-controlled switches, power carriers and other equipment operation and control power supply.
◆ The two AC inputs are automatically switched, and the system runs normally;
◆ Ultra-wide voltage input range, strong applicability to power grid, can be used in places with relatively harsh environment;
◆ Adopt high-frequency switching power supply technology, modular design, N+1 hot backup, high reliability;
◆ The rectifier module adopts live hot plugging, online maintenance, convenient and fast;
◆ The charging module adopts the new switch technology, which has high conversion efficiency and low electromagnetic interference;
◆ Hardware low-difference current sharing technology, the typical value of output current unbalance between modules is 3%;
◆ LCD screen, touch screen, color touch screen can be used for monitoring, large-screen graphic display, friendly and rich interface, simple and convenient operation;
◆ Real-time monitoring and control of the system operation, system settings, information query, and remote monitoring of the system through background monitoring and remote monitoring to implement the four remote functions of « telemetry, remote control, remote signaling, remote adjustment » to achieve unattended;
◆ The monitoring can automatically accurately manage the battery voltage, charge and discharge current and battery temperature compensation, with over-under-voltage, over-temperature alarm and fault alarm, the battery works in the state, and prolongs the service life of the battery;
◆ It has the function of manual and automatic voltage regulation and branch insulation detection;
◆ Reliable lightning protection and high insulation protection measures, system and personal safety;
◆ Provide RS232, RS485 communication interfaces, and RTU, CDT, MODBUS three communication protocol options;
◆ Equipped with expansion interface, which can be connected to other external devices;
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