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WATSGB250/4X 250A

The Schneider Electric WATSGB250/4X is a 4-pole (3P+N), 250A heavy-duty manual changeover switch from the industrial-grade WATSGB series. Designed for robust and reliable operation, it enables the safe manual transfer of electrical loads between two independent three-phase power sources, such as the main grid and a backup generator.

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Parameter Specification Product Series WATSGB (Heavy-Duty Manual Changeover Switch) Model WATSGB250/4X Rated Operational Current (Ie) 250 A Number of Poles 4-Pole (3 Phase + Neutral) Rated Insulation Voltage (Ui) 1000V AC Rated Operational Voltage (Ue) 690V AC Utilization Category AC-33B (Switching resistive and motor loads) Short-Time Withstand Current (Icw) Typically ≥ 15 kA for 1 second (Confirm with official datasheet) Mechanical Life ≥ 10,000 operations Electrical Life ≥ 5,000 operations at rated current Control Manual rotary handle with I-0-II positions Interlock Positive mechanical interlock Mounting Panel-mounted or baseplate-mounted Terminals Front or rear connection; suitable for cables or busbars (specific kits may apply) Standards IEC 60947-1, IEC 60947-3, CCC, CE Protection Degree Typically IP20 (when installed in an enclosure) Key Feature "4X" suffix often denotes an enhanced version with specific terminal types or performance characteristics.