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This Schurter Inc. 4430.3676 is a 2-pole thermal circuit breaker, part of the TA45 series, suitable for various industrial applications. It offers a rated voltage of 240 VAC and 60 VDC, with a current rating range of 0.05 to 20 A, specifically featuring a 4A rating for this model. The breaker type is thermal, with a positively trip-free release mechanism and rocker actuation.
Designed for panel mounting, this circuit breaker has a degree of protection of IP40 on the front side, which can be increased to IP54 with a factory-mounted protection cover. It boasts a mechanical lifetime of 50,000 switching cycles and meets stringent electrical and mechanical performance standards, including specific overload and short circuit capacities.
Key technical data includes a dielectric strength of 4 kVAC and an insulation resistance greater than 100 MΩ at 500 VDC. The operating temperature range is -10 °C to 55 °C. Approvals from VDE, UL, and CCC are listed, indicating compliance with international safety requirements.
Applications for this circuit breaker include power tools, industrial appliances, power supplies, equipment for construction, and cleaning equipment. Its robust design and reliable thermal tripping mechanism make it a suitable choice for protecting electrical equipment from overloads.
The rated voltage is 240 VAC and 60 VDC.
The current rating is 4A.
The allowable operating temperature range is -10°C to 55°C.
It uses a rocker actuator.
It has 2 poles.
It is a panel mount device.
The mechanical lifetime is 50,000 switching cycles.
