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This Schurter Inc. 4430.3019 is a thermal circuit breaker featuring a 2-pole configuration and a rocker actuation type. It is designed for panel mounting and operates with a rated voltage of 240 VAC and 60 VDC. The breaker provides thermal overload protection and has a rated current range of 0.05 to 20 A AC.
Key technical specifications include a conditional short circuit capacity of 1 kA (AC 240V) and a short circuit capacity (Icn) of up to 300A. It offers a degree of protection of IP40 on the front side, which can be extended to IP54 with a protection cover. The dielectric strength is 4 kVAC, and insulation resistance is greater than 100 MΩ at 500 VDC.
With a mechanical lifetime of 50,000 switching cycles, this circuit breaker is suitable for demanding applications. It operates within an ambient temperature range of -10 °C to 55 °C. The device has undergone vibration resistance testing up to 10 G and shock resistance testing of 30 G / 18 ms.
Applications for this thermal circuit breaker include power tools, industrial appliances, power supplies, and equipment for construction and cleaning. It meets various approval standards, including CSA, EN, GB, IEC, and UL.
The rated voltage is 240 VAC and 60 VDC.
It has 2 poles.
The allowable operation temperature is -10 °C to 55 °C.
The degree of protection on the front side is IP40, and IP54 with a factory-mounted protection cover.
The mechanical lifetime is 50,000 switching cycles.
