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This Schurter Inc. 4439.0003 is a 2-pole thermal circuit breaker with a panel mount design. It offers a rated voltage of 240 VAC and 60 VDC, with a current rating range of 0.05 to 20 A AC. The breaker type is thermal, and it has a rocker actuation.
Key technical specifications include a dielectric strength of 4 kVAC, insulation resistance greater than 100 MΩ at 500 VDC, and mechanical lifetime of 50,000 switching cycles. It operates within a temperature range of -10 °C to 55 °C and has vibration resistance up to 10 G @ 60 - 500 Hz.
The degree of protection for the front side is IP40. Approvals include CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
Applications for this circuit breaker include power tools, industrial appliances, power supplies, equipment for construction, and cleaning equipment.
240VAC and 60VDC.
-10 to 55°C.
3A.
Thermal tripping.
2 poles.
IP40 per IEC 60529.
50,000 switching cycles.