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The Schurter 4430.3557 is a thermal circuit breaker from the TA45 series, designed for reliable overload protection in various applications. This 2-pole breaker offers a rated current of 15A and can handle up to 240VAC or 60VDC.
Featuring a rocker actuation type, this circuit breaker is suitable for panel mounting, providing a convenient and secure installation. Its thermal tripping mechanism ensures positive trip-free release, offering enhanced safety and operational integrity. The device is built to withstand demanding environments, with a mechanical lifetime of 50,000 switching cycles and an operating temperature range of -10°C to 55°C.
Key specifications include a conditional short circuit capacity of 1 kA and a short circuit capacity of 300A at 240VAC. The degree of protection is IP40 on the front side, which can be increased to IP54 with a factory-mounted protection cover. This makes the 4430.3557 a robust choice for industrial appliances, power tools, and other equipment requiring dependable circuit protection.
Rated voltage AC: 240 VAC, rated voltage DC: 60 VDC.
Operating temperature range is -10°C to 55°C.
It uses a thermal tripping mechanism.
The device has IP40 protection (IP54 with factory-mounted cover).
Panel mount.
