A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, allowing engineers to test protective relays under controlled conditions.

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

BAODING, HEBEI, CHINA, January 16, 2026 /EINPresswire.com/ — In the critical field of electrical maintenance and safety, the reliability of testing equipment ...