Back-up Protection

Circuit-breaker manufacturers publish tables showing combinations of pairs of circuitbreakers, one upstream,one downstream,where the downstream device can be used at a location where the prospective fault current (Ipf) is higher than its breaking capacity (Icu).


The Icu of the upstream devicemust equal or exceed Ipf at its point of installation.

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Jarek Wityk

coordination

Coordination goes beyond orderly task execution, it transforms individual perspectives into shared, community-wide actions. Itโ€™s not just a subset of collaboration; itโ€™s the engine that makes collaboration more than a patchwork of solo efforts.

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