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The Schurter Inc. 4430.2973 is a thermal circuit breaker with a 2-pole configuration, suitable for various industrial applications. It offers a current rating of 10A and can handle AC voltages up to 240V and DC voltages up to 60V.
Designed for panel mounting, this circuit breaker provides reliable thermal overload protection. Key electrical specifications include a dielectric strength of 4 kVAC and an insulation resistance greater than 100 MΩ at 500 VDC. The mechanical lifetime is rated for 50,000 switching cycles.
Environmental considerations include an operating temperature range of -10°C to 55°C and a degree of protection of IP40 on the front side. The breaker is built to withstand vibration and shock according to IEC standards.
Applications for this component include power tools, industrial appliances, power supplies, and equipment for construction and cleaning.
The circuit breaker is rated for 240VAC and 60VDC.
The allowable operating temperature is -10°C to 55°C.
For AC at 240V with In ≥ 3A, the short circuit capacity Icn is 300A. The conditional short circuit capacity Inc is 1kA.
The base protection is IP40 per IEC 60529. With the factory-mounted cover, it becomes IP54.
It is a 2-pole circuit breaker.
The dielectric strength is 4kVAC.
Yes, it has an orange illumination rated at 110V nominal.