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The Schurter Inc. 4430.2621 is a 2-pole thermal circuit breaker designed for reliable overload protection in various applications. It offers a rated voltage of 240 VAC and 60 VDC, with a current rating range of 0.05 to 20 A, and specifically rated at 1.3A for this model.
This circuit breaker features a thermal tripping mechanism and a rocker actuation type, providing a clear indication of its status. It is designed for panel mounting, making it suitable for integration into industrial appliances, power supplies, and equipment for construction. The device has a mechanical lifetime of 50,000 switching cycles and meets IP40 degree of protection.
Key technical data includes a conditional short circuit capacity of 1 kA and a short circuit capacity of up to 300A. It also boasts 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 Schurter 4430.2621 is rated for 240VAC and 60VDC.
The allowable operating temperature range is -10°C to 55°C.
The circuit breaker has an IP40 degree of protection, which can be upgraded to IP54 with a factory-mounted protection cover.
The mechanical lifetime is 50,000 switching cycles.
The tripping type is thermal.
The mounting type is panel mount.
It is approved to CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.