Xuji WBH-812C microcomputer transformer protection monitoring and control device
The WBH-812C transformer protection device (hereinafter referred to as the device) realizes the power protection of the transformer with a voltage grade of 110kV and below.
WBH-810 series microcomputer transformer protection device is suitable for 110 kV and below.The series of microcomputer transformer protection mainly includes WBH-812, WBH-813 and WBH-814. WBH-812 device completes the differential protection of transformer, with automatic phase adjustment of secondary current and reliable four-side differential; WBH-813 device completes the backup protection and measurement and control function of transformer side; WBH-814 device completes transformer non-power protection, delay non-power without delay relay, CPU delay exit.The man-machine interface adopts large screen, graphics, Chinese, color liquid crystal, decimal value online calibration, real-time display of operating parameters.The device has the fault wave recording function, and the format is compatible with the COMTRADE.Support IEC60870-5-103 communication regulation, with two sets of communication interfaces (dual RS-485 or dual RS-232) to meet the requirements of substation integrated automation system and relay protection management information system.
Xuji WBH-812C microcomputer transformer protection monitoring and control device
