Relay protection serves as the primary safety barrier for modern substations. When faults including short‑circuits, overloads and ground faults occur on transmission lines, transformers and busbars, protective relays must quickly detect abnormal conditions and issue trip commands to isolate faulty s

Old version GDJB-PC Three phase relay protection test set ready for shipment! It is used for three phase protection relay system testing.This appearance has been discontinued on August 31, 2023. Kindly refer to the new appearance (Industrial Computer Control Version):Welcome inquiry!Contact Person:

Today we shipped one set GDJB-III Single Phase Relay Protection Tester to our customer.GDJB-III Single Phase Relay Protection Tester is used to adjust and test relaying protection tester of power supply system. The DC voltage output is 0~350V continuous adjustable, output capacity:960VA.The DC curre