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The Schurter Inc. 4430.0709 is a thermal circuit breaker featuring a 2-pole configuration and rocker actuation. It is designed for panel mounting and provides a rated current of 12A, with a maximum AC voltage rating of 240 VAC and a DC voltage rating of 60 VDC.
This circuit breaker offers thermal overload protection with a positively trip-free release mechanism. Key technical specifications include a conditional short circuit capacity of 1 kA (AC 240V) and an Icn of 300A (AC 240V). It has a mechanical lifetime of 50,000 switching cycles and an operating temperature range of -10 °C to 55 °C.
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 unit has a dielectric strength of 4 kVAC and an insulation resistance greater than 100 MΩ at 500 VDC.
Applications for this type of circuit breaker include industrial appliances, power supplies, and equipment for construction. Its robust design and thermal tripping mechanism make it suitable for demanding environments.
It is rated for 240 VAC and 60 VDC.
The current rating is 12A.
It operates from -10°C to 55°C.
It is a 2-pole device.
It uses a rocker actuator.
It is approved by CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
It is rated for 50,000 switching cycles.
