Patent No.: ZL.2012 043039.6

Product overview DUP-GZDW/65AH power supply DC screen is a DC power supply specially designed for various users with different capacities. The system configuration consists of monitoring module, rectification module, AC and DC monitoring module, insulation monitoring module, battery inspection module, switching monitoring module, voltage reduction module, power distribution unit, battery and cabinet. It has the characteristics of simple operation, intelligent management, high efficiency and energy saving. Functional features ■ Wide input voltage range, strong grid adaptability; ■ Automatic switching of two AC inputs to ensure the normal operation of the system; ■ LCD screen, Chinese menu, friendly and rich interface, simple and convenient key operation; ■ It has comprehensive system settings, operation information inquiry and various alarm functions; ■ Intelligent battery charge and discharge management, perfect and reliable temperature compensation function; ■ Expandable battery detection single set of 110 channels, insulation detection 30 channels, switching detection 32 channels; ■ The system adopts multi-level password permission management to restrict the operation of unauthorized personnel and ensure the safe and reliable operation of the system; ■ Built-in RS232 and RS485 communication interfaces can implement "telemetry, remote control and remote" on the system through background monitoring and remote monitoring. The four remote functions of "letter and remote adjustment" can be unattended; ■ Support RTU, CDT, MODBYS and three communication protocols. ■ Only the power supply of switch cabinets within 12 units Technical parameter Project Parameter indicators Rated input voltage 380VAC±20% Rated output voltage 220VDC, 110VDC Rated output current 10A, 15A, 20A,30A,40A,50A,60A,70A,80A,90A,100A,120A,130A,150A,180A,200A,... Battery capacity 7Ah, 10Ah, 20Ah, 38Ah, 65Ah, 100Ah, 150Ah, 200Ah, 300Ah, 500Ah, 600Ah, 800Ah, 10007Ah,... Voltage stabilization accuracy ≤±0.5% Stable current accuracy ≤±0.5% Ripple coefficient ≤±0.1% Power grid frequency 50Hz ±10% Power factor ≥0.95% (full load output) Insulation strength >10MΩ 2KVAC no flashover for one minute, no breakdown Working style Continuous long-term operation Cooling method Intelligent temperature-controlled air cooling, efficient natural cooling Audible noise ≤50dB