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WATSN200/4A 4P 200A

The WATSN200/4A is a 4-pole 200A molded case circuit breaker designed for overcurrent and short-circuit protection in low-voltage distribution systems. Featuring a fixed mounting design and thermal‑magnetic trip unit, it is suitable for industrial, commercial, and infrastructure applications where reliable circuit protection is required.

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Specifications Parameter Specification Model WATSN200/4A Rated Current (In) 200 A Poles 4P (3 phases + neutral) Rated Operational Voltage (Ue) 400 V AC 50/60 Hz Rated Insulation Voltage (Ui) 690 V AC Breaking Capacity (Icu) 25 kA at 415 V AC Trip Unit Type Thermal‑magnetic Mounting Fixed type Terminal Connection Front cable connection (top/bottom) Connection Capacity 50–120 mm² (copper cable) Ambient Temperature Range –25 °C to +70 °C Mechanical Life 10,000 operations Standards IEC 60947‑2, GB 14048.2 Protection Functions Overload (L), short‑circuit (I) Primary Applications Main and sub‑distribution switchboards Industrial power distribution panels Commercial building electrical systems Motor feeder and generator protection circuits