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The Schurter Inc. 4400.0029 is a thermal circuit breaker designed for equipment protection. This 1-pole device features a snap-in mounting type and quick connect terminals (6.3 x 0.8 mm). It offers a rated voltage of 240 VAC and 48 VDC, with a rated current range of 0.05 to 16 A. The breaker has a conditional short circuit capacity of 2 kA and a short circuit capacity (Icn) of 8 to 96 x In.
Key features include a compact design, positively trip-free release, and different mounting possibilities. The degree of protection on the front side is IP40 according to IEC 60529. The operating temperature range is -5 °C to 60 °C. Endurance is rated at a typical 500 switching cycles at 2 x Ir, and a minimum of 50 switching cycles for DC reset type. Overload endurance is specified as a minimum of 40 trips at 6 x Ir for IEC standards and 50 trips at 1.5 x Ir for UL/CSA standards.
Applications for this circuit breaker include power tools, household equipment, power supplies and chargers, and industrial appliances. It is designed according to IEC 60934 and UL 1077 standards.
It is rated for 240VAC and 48VDC.
The device operates between -5°C and 60°C.
It uses a push-to-reset mechanical actuation method.
The breaker typically endures 500 switching cycles under standard conditions.
It handles a conditional short circuit capacity of 2 kA at 240VAC.