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The Schurter Inc. 4430.0542 is a thermal circuit breaker designed for reliable overload protection in various applications. This 2-pole device features a rocker actuation and a panel mount design, making it suitable for integration into industrial appliances, power tools, and construction equipment.
Key electrical specifications include a rated AC voltage of 240 VAC and a rated DC voltage of 60 VDC, with a rated current range of 0.05 to 20 A. The circuit breaker offers a conditional short circuit capacity of 1 kA at 240 VAC. It is built for durability with a mechanical lifetime of 50,000 switching cycles.
Environmental and mechanical considerations include a degree of protection of IP40 on the front side, a dielectric strength of 4 kVAC, and an insulation resistance greater than 100 MΩ at 500 VDC. The operating temperature range is -10 °C to 55 °C. The device has undergone vibration resistance testing up to 10 G and shock resistance testing of 30 G / 18 ms.
This circuit breaker is compliant with RoHS3 standards and has an MSL rating of 1. Its thermal tripping type ensures positive trip-free release, offering a high degree of configurability for specific protection needs.
The rated AC voltage is 240 VAC.
The rated DC voltage is 60 VDC.
The rated current range is 0.05 - 20 A.
It has 2 poles.
It uses rocker actuation.
The allowable operation temperature is -10 °C to 55 °C.
The degree of protection on the front side is IP40.