DPA-220E Microcomputer auxiliary Power backup power supply self-starting device,DP series protection ,,HengRui Electric Power

DPA-220E Microcomputer auxiliary Power backup power supply self-starting device

Overview Characteristic Selection Guide DPA-220E Microcomputer auxiliary Power backup power supply self-starting device is suitable for low-voltage auxiliary Power system of 10kV or 6kV Power plant equipment occasion a working section with a backup system segments (or alternate into the line), can also be used for other equipment 1stnadby 1 use occasions. Automatic identification system running mode, automatic realization backup power supply self-starting, easy to achieve unattended Protection Function 1、Self-starting backup power supply 2、Run mode automatic Recognition 3、External contact lockout 4、PT breaking blocking 5、Phase indication Ordering instructions Provide the following upon ordering: 1. Name, model and quantity of the device. Please specify any special requirement differs from our standard product. 2. Voltage class. The operating power supply for any device is intended for both AC and DC purposes, with 110V and 220V inputs; the 220V version will be provided unless otherwise specified. 3. Communication port: The device standard communication configure is a single 485. If needs dual RS485 network which shall be specified. 4. Ratings of key parameters For a protector, provide the nominal rated current (1Aor5A) For a device with the zero sequence current protection function in a low-current ground system, provide the rated zero sequence current (0.2Aor0.02A) 5. Term and place of delivery, means of transport 6. Other terms shall be negotiated.