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The Schurter Inc. 3-128-208 is a thermal circuit breaker with a single pole configuration. It is designed for panel mounting and offers a rated current of 20A.
Key electrical specifications include a rated voltage of 277 VAC (UL/CSA) and 240 VAC (IEC). The breaker type is thermal, with options for thermal-magnetic tripping. It has a mechanical lifetime of 50,000 switching cycles.
Environmental specifications include a degree of protection of IP40 on the front side. The operating temperature range is -30 °C to 60 °C, and the storage temperature range is -40 °C to 60 °C.
This circuit breaker is suitable for applications such as power tools, medical and laboratory equipment, industrial appliances, and cleaning equipment.
The breaker is rated for 240 VAC under IEC standards and 277 VAC under UL/CSA standards.
The device operates reliably between -30 °C and 60 °C.
It has a mechanical, AC, and DC lifetime of 50,000 switching cycles.
The conditional short-circuit capacity is 2 kA at 240 VAC according to IEC 60934.
The tripping type is listed as both Thermal and Thermal-Magnetic depending on configuration.
The front side of the breaker meets IP40 standards according to IEC 60529.