Useful terms -Switchgear Nameplate- IEC 60947 While commissioning Assembly, Switchgear Nameplate gives important information, characteristics, Energy, Short Circuit, Accordingly Safety can be ensured.
What are Utilization categories A and B, for Circuit Breakers ? Circuit Breaker with Short Time withstand Icw capacity are Calassified as Category B (eg. ACB), and without Icw are Category A (eg. MCCB, MCB).
IEC 60947 – Low voltage switchgear and controlgear IEC 60947 the Standard for Low Voltage Switchgear and Controlgear – ACB, MCCB, SDF, MCB, Contactor, Relay, Transfer Switch, Arc Quenching Devices.