While Part 1 of the standard (IEC 60898-1) focuses exclusively on circuit-breakers for alternating current (AC) at 50 Hz or 60 Hz, extends the requirements to circuit-breakers that can operate on both AC and DC (direct current) systems.
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The rated DC short-circuit capacity is limited to 10,000 A . While Part 1 of the standard (IEC 60898-1)