The 1019951 is a thermal-magnetic miniature circuit breaker designed for supplementary protection, compliant with UL 1077 standards. It features a 3-pole configuration with a lever actuator and is suitable for use in circuits requiring overload and short-circuit protection. The device supports a wide range of wire cross sections from 1 mm² to 35 mm² (AWG 18 to 2) and is mounted on a standard 35 mm DIN rail. It operates effectively within temperatures from -35°C to +70°C and includes a 3-position switching mechanism for reliable control. This circuit breaker is ideal for applications requiring compact, efficient, and secure circuit protection solutions.
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