WATSN125/4A 250_Schenider_PRODUCT_吉林易择科技技术发展有限公司

The Schneider Electric WATSN125/4A 4‑Pole 125 A Automatic Transfer Switch (ATS) is a robust low‑voltage changeover device designed for three‑phase AC power systems.

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DESCRIBE

Parameters Parameter Specification Product Name Schneider Electric WATSN125/4A Automatic Transfer Switch Device Type Automatic Transfer Switch (ATS) Number of Poles 4 (Four‑pole) Rated Current (Ie) 125 A Rated Operational Voltage (Ue) Up to 380–415 VAC (three‑phase AC, 50/60 Hz) Network Type AC Three‑Phase Utilization Category AC‑33B for motor and resistive load switching Control Modes Automatic transfer and manual changeover Switch Function Transfer between primary and secondary power sources Rated Insulation Voltage (Ui) Typically up to ~800 VAC Rated Impulse Withstand Voltage (Uimp) Typically ~8 kV Mounting Mode Fixed panel or enclosure mount Operating Conditions Standard industrial ambient environment Isolation Capability Provides full isolation in OFF position Typical Applications Power continuity for critical loads, backup systems, industrial panels

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