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This Schurter Inc. TA45 series thermal circuit breaker, part number 4430.179, provides reliable 2-pole thermal overload protection. It is designed for panel mounting and features a rocker actuation type.
The breaker has a rated AC voltage of 240 VAC and a rated DC voltage of 60 VDC, with a current rating range of 0.05 to 20 A. It offers a conditional short circuit capacity of 1 kA at 240 VAC and a short circuit capacity (Icn) of 300A at 240 VAC for currents 3A or higher.
Key specifications include a dielectric strength of 4 kVAC, insulation resistance greater than 100 MΩ at 500 VDC, and a mechanical lifetime of 50,000 switching cycles. The operating temperature range is -10 °C to 55 °C. The device meets IP40 degree of protection on the front side.
Applications for this circuit breaker include power tools, industrial appliances, power supplies, and equipment for construction and cleaning.
The operating voltage is 240 VAC and 60 VDC.
-10°C to 55°C.
Panel mount.
Thermal.
2.
50,000 switching cycles for both AC and DC operations.
CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077.