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Rating of Backup Breaker for Surge Protective Device

[2021-08-11 13:44:49]

By Andy Xuyang Xu Quite often, customer will ask, which rating of MCB or RCDs to be chosen to protect the surge protective devices (SPD)? The answer is simple: we do not know. The fact is that different MCB has different tripping force, different designed tripping mechanism has different moving ... Read More

Standards Related to Surge Protection Devices

[2021-08-06 14:50:38]

IEC/EN 61643-11:2011 Low-voltage surge protective devices–Part11: Surge protective devices connected to low-voltage power systems–Requirements and test methods IEC 61643-11:2011 is applicable to devices for surge protection against indirect and direct effects of lightning or other transient ... Read More

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