The WATSN-160/4A is a 4‑pole 160A molded case circuit breaker designed for overcurrent and short‑circuit protection in low‑voltage distribution systems. With its thermal‑magnetic trip unit and fixed‑mount design, it provides reliable protection for main and branch circuits in industrial, commercial, and infrastructure applications.
Specifications
Parameter Specification
Model WATSN‑160/4A
Frame Size 160A
Rated Current (In) 160 A
Poles 4P (3 phases + neutral)
Rated Operational Voltage (Ue) 400 V AC 50/60 Hz
Breaking Capacity (Icu) 25 kA at 400 V AC
Trip Unit Thermal‑magnetic
Mounting Fixed type
Connection Capacity 35‑95 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)