OvercurrentWhat selective circuit breakers do
What requirements must be met when connecting circuit breakers in series or for overcurrent protection in order to ensure selectivity in the event of a fault? An overview.
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<p>Type ESX 10' from E-T-A switches off from a value of 1.1 times the rated current. This is combined with a current limitation above the typical value of 1.8 times the rated current. The usual switch-off time in the event of an overload is between 100 ms and 3 s.</p> © E-T-A Electrotechnical Apparatus