GZDW series of Intelligent high frequency DC control panel uses nickel-cadmium batteries, floating charger, equipped with automatic detection alarm device, with a long life, no pollution, easy maintenance, stable voltage, ultra-low resistance output, and can withstand high current impact, with high applicability and reliability, which is an ideal DC power supply device and can be widely used in substation and power plants of 500KV and below, and can also be used in metallurgy, mining, oil, radio and television, computer room, subway, high-rise buildings and other departments, as sub-closing power supply for DC control, signal power, power protection and circuit breaker operating mechanism. This product complies with JB/T5777.4-2000 "common technical conditions and safety requirements of power system DC power supply equipment" standard.
Model and Meaning
Basic Technical Parameters
|lnput voltage||AC380v||Controlling bus||Maximum recurrent load current||300A||Closing bus||Closing pulse current||5000A|
|Output voltage||DC220/110/48/24V||Accident load current||<300A||Closing pulse time||0.3h|
|Accident load time||8b|
|Battery capacity(max)||3000AH||Number of feeds||4-6Track||Number of feeds||4-6Track|