WATSNB-160/125.3CBR_Schenider_PRODUCT_吉林易择科技技术发展有限公司

The Schneider Electric WATSNB‑160/125 .3CBR is a dual power automatic transfer switch (ATS) designed for three‑phase low‑voltage power distribution systems. It provides reliable and safe switching of a three‑phase electrical load between two independent AC power sources, such as utility mains and standby generator. The device automatically detects loss or return of the primary power source and transfers the load to the alternate source to maintain continuity of service for critical loads.

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DESCRIBE

Technical Specifications Parameter Specification Model WATSNB‑160/125 .3CBR Product Type Dual Power Automatic Transfer Switch Rated Current 160 A (switch frame rating) Switched Poles 3‑pole (L1, L2, L3; neutral not switched) Configuration Code .3CBR – 3‑pole with auxiliary/feedback contacts and interlock Rated System Voltage Low‑voltage three‑phase AC (typically ~380–440 V) Rated Frequency 50 Hz / 60 Hz Operation Modes Automatic transfer, manual override, interlocked switching Auxiliary Contacts Yes – remote status/position indication Safety Interlock Yes – prevents simultaneous connection of both sources Mounting Panel or switchboard installation Typical Applications Utility to generator changeover, backup power switching, industrial/commercial distribution

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