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The Schurter Inc. 4430.2781 is a 2-pole thermal circuit breaker with a rocker actuation type, suitable for panel mounting. It offers a rated voltage of 240 VAC and 60 VDC, with a current range of 0.05 to 20 A AC. This circuit breaker provides thermal overload protection and features a positively trip-free release mechanism. Its technical specifications include a conditional short circuit capacity of 1 kA and a short circuit capacity of up to 300A. The device has a mechanical lifetime of 50,000 switching cycles and an operating temperature range of -10 °C to 55 °C.
Designed for industrial applications, the 4430.2781 is built to withstand vibration and shock according to IEC standards. It has a degree of protection of IP40 on the front side. The circuit breaker is compliant with various approval standards including CSA, EN, GB, IEC, and UL.
Applications for this thermal circuit breaker include power tools, industrial appliances, power supplies, equipment for construction, and cleaning equipment. Its robust design and reliable performance make it a suitable choice for demanding environments.
240 VAC and 60 VDC.
-10 to 55 °C.
CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077.
Panel mount.
2 poles.
IP40 per IEC 60529.
300 A at 240 VAC for In ≥ 3 A, conditional 1 kA at 240 VAC.