News

According to IEC 61643-01:2024, a Surge Protective Device Assembly (SPDA) is an integrated unit consisting of one or more Surge Protective Devices (SPDs) combined with internal or external disconnec...

Since 1992, REPSUN has entered the age of AI after 33 years of growth. For this anniversary, we’ve prepared a warm evening: sharing project stories, looking back on our journey with old photo...

How to Select Uc for SPDs (According to IEC 61643) The Maximum Continuous Operating Voltage (Uc) is a critical parameter when selecting a Surge Protective Device (SPD). It ensures the SPD remain...

 Comprehensive Analysis of the New IEC 61643-41:2025 Standard for DC Surge Protection The IEC 61643-41:2025 standard represents a significant advancement in the field of DC surge protec...

Earthing Guide for Surge Protective Devices: Ensuring Effective Surge Energy Dissipation Surge Protection Devices (SPDs) are critical components in safeguarding electrical and electronic sys...