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The Schurter Inc. 4430.3257 is a thermal circuit breaker designed for reliable overload protection in various applications. This 2-pole device offers a current rating of 10A and can handle up to 240VAC or 60VDC.
Featuring a rocker actuation type and panel mount design, this circuit breaker ensures easy integration into control panels and equipment. Its thermal tripping mechanism provides positively trip-free release, enhancing safety and operational integrity. The device meets IEC 60934 standards and carries approvals from VDE, UL, and CCC.
With a mechanical lifetime of 50,000 switching cycles and an operating temperature range of -10°C to 55°C, the 4430.3257 is built for demanding industrial environments. It offers a conditional short circuit capacity of 1 kA AC and a short circuit capacity of up to 300A AC, ensuring protection against fault conditions.
The breaker is rated for 240 VAC and 60 VDC.
It operates from -10°C to 55°C.
It is designed for panel mount installation.
Standard IP40 per IEC 60529, and IP54 with the optional factory-mounted protection cover.
It is approved by UL, VDE, CCC, CSA, and complies with IEC 60934 and EN 60934.
The mechanical lifetime is 50,000 switching cycles.
At 240VAC, the short circuit capacity is 300A for rated currents ≥3A, or 10 times the rated current for currents below 3A.