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The Schurter Inc. 4430.2862 is a 2-pole thermal circuit breaker from the TA45 series. It features rocker actuation and is designed for panel mounting. This circuit breaker provides thermal overload protection with a rated current of 1A and a rated voltage of 240VAC or 60VDC.
Key technical specifications include a conditional short circuit capacity of 1 kA and a short circuit capacity (Icn) of 300A at 240VAC. The device has a dielectric strength of 4 kVAC and an insulation resistance greater than 100 MΩ at 500 VDC. It is built for a mechanical lifetime of 50,000 switching cycles.
Environmental considerations include a degree of protection of IP40 on the front side, which can be increased to IP54 with a factory-mounted protection cover. The operating temperature range is -10°C to 55°C, with a similar range for storage. The circuit breaker has undergone vibration resistance testing up to 10 G and shock resistance testing of 30 G / 18 ms.
Applications for this thermal circuit breaker include power tools, industrial appliances, power supplies, equipment for construction, and cleaning equipment. It meets various approval standards, including CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
The rated voltage is 240 VAC and 60 VDC.
The rated current range is 0.05 - 20 A.
The allowable operation temperature is -10 °C to 55 °C.
The mechanical lifetime is 50,000 switching cycles.
The degree of protection for the front side is IP40.
It uses a Rocker actuation type.
It has 2 poles.