WATSNB-100/100.3CBR_Schenider_PRODUCT_吉林易择科技技术发展有限公司

The Schneider Electric WATSNB‑100/100 .3CBR is a dual power automatic transfer switch (ATS) designed for three‑phase low‑voltage power distribution systems. It provides automatic or manual transfer of electrical load between two independent AC power sources, such as utility mains and a standby generator, to maintain uninterrupted power to critical loads. The device continuously monitors both sources and initiates transfer when a source fails or returns to service.

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DESCRIBE

Technical Specifications Parameter Specification Model WATSNB‑100/100 .3CBR Product Type Dual Power Automatic Transfer Switch Rated Current 100 A 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 AC three‑phase (typically ~380–440 V) Rated Frequency 50 Hz / 60 Hz Operation Modes Automatic transfer, manual override, interlocked switching Auxiliary Contacts Yes – for remote status indication and control feedback Safety Interlock Prevents simultaneous connection of both power sources Mounting Panel or switchboard mounting Typical Applications Utility/generator changeover, backup power switching, industrial/commercial distribution

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