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标题: HV Insulation Fault Relay: Enhancing Safety and Reliability in High-Voltage Systems High-voltage (HV) power systems are the backbone of modern electricity distribution, ensuring that energy is delivered efficiently from generation plants to industrial, commercial, and residential users. However, these systems operate under immense electrical stress, and any compromise in insulation can lead to catastrophic failures, equipment damage, or even safety hazards for personnel. In this context, the HV Insulation Fault Relay emerges as a critical protective device designed to monitor and safeguard high-voltage equipment by detecting insulation faults early.