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E6.2H 4000A

The ABB SACE Emax E6.2H 4000A is a high‑performance low‑voltage air circuit breaker designed for industrial and commercial power distribution applications. It belongs to the Emax2 series of low‑voltage power circuit breakers, offering robust protection, high interrupting capacity and flexible configuration options. The E6.2 frame is one of the largest in the Emax family, capable of handling high currents and demanding duty cycles.

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Technical Parameters Parameter Specification Product Name ABB SACE Emax E6.2H 4000A Air Circuit Breaker Product Type Low‑voltage Power Air Circuit Breaker Frame Size E6.2H Rated Current (Iu) 4000 A Number of Poles 3‑pole or 4‑pole versions available Rated Operational Voltage (Ue) up to 690 V AC Rated Insulation Voltage (Ui) 1000 V AC Rated Impulse Withstand Voltage (Uimp) 12 kV Breaking Capacity (Icu) up to 100 kA at 400 V AC Short‑time Withstand Current (Icw) 100 kA for 1 s Standards Compliance IEC 60947‑2 Trip Unit Options Ekip DIP, Ekip Touch, Ekip Hi‑Touch with LI, LSI, LSIG protection Mounting Style Fixed or Draw‑Out (depending on model) Terminal Connection Rear horizontal or top/bottom (model dependent) Neutral Pole Capacity (4‑pole) 50‑100 % of rated current Mechanical Durability ~12,000 operations Electrical Durability ~4,000 operations Typical Applications Protection of feeders, mains, transformers, motors, and generator outputs in industrial and utility systems