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This Schurter Inc. 4430.1275 is a thermal circuit breaker with a 2-pole configuration, suitable for various industrial applications. It offers a rated voltage of 240 VAC and 60 VDC, with a current rating range of 0.05 to 20 A, specifically at 2.5A for this model.
The breaker type is thermal, with a rocker actuation for easy operation. It is designed for panel mounting and has a mechanical lifetime of 50,000 switching cycles. The operating temperature range is from -10 °C to 55 °C.
Key electrical specifications include a conditional short circuit capacity of 1 kA and a short circuit capacity of 300A. It also features a dielectric strength of 4 kVAC and an insulation resistance greater than 100 MΩ at 500 VDC.
Environmental protection is rated at IP40 on the front side, or IP54 with a factory-mounted protection cover. The circuit breaker has undergone vibration resistance testing up to 10 G and shock resistance testing of 30 G / 18 ms.
The rated operating voltage is 240 VAC and 60 VDC.
The allowable operating temperature range is -10 °C to 55 °C.
The mechanical lifetime is 50,000 switching cycles.
It is designed for panel mount installation.
The degree of protection is IP40, and with the factory mounted cover it becomes IP54.
It uses a thermal tripping mechanism.
It complies with CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.