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The Schurter Inc. 4430.21 is a thermal circuit breaker designed for equipment protection. It offers 1 or 2 pole thermal overload protection with a positively trip-free release mechanism.
Key electrical specifications include a rated voltage of 240 VAC and 60 VDC, with a rated current range of 0.05 - 20 A. The conditional short circuit capacity is 1 kA at AC 240 V, and the short circuit capacity Icn can reach up to 300A. It has a mechanical lifetime of 50,000 switching cycles.
This circuit breaker features a rocker actuation type and is suitable for panel mounting. The operating temperature range is -10 °C to 55 °C. It is designed for applications such as power tools, industrial appliances, power supplies, and equipment for construction and cleaning.
Approvals include CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
240 VAC and 60 VDC.
-10 to 55 °C.
Bulk.
2.
50,000 switching cycles.
Yes, rated for 60 VDC.
CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077.
