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The Schurter Inc. 4410.0309 is a thermal circuit breaker for equipment, featuring a threaded neck type and reset actuation. It is a 1-pole device with quick connect terminals (6.3 x 0.8 mm).
Key electrical specifications include a rated voltage of 240 VAC and 28 VDC, with a rated current range of 0.05 to 15/16 A. It offers a conditional short circuit capacity of 1 kA at AC 240V and a short circuit capacity Icn of 8 x In for In < 7A or 200A for In ≥ 7A. The device also has a short circuit capacity of 400 A at AC/DC 28V.
Environmental and mechanical specifications include a degree of protection of IP40 on the front side, dielectric strength greater than 1.5 kV (50 Hz) and 2.5 kV (1.2/50 μs impulse), and insulation resistance greater than 100 MΩ at 500 VDC. The operating temperature range is -5 °C to 60 °C. Endurance is rated typically at 5000 switching cycles (2 x Ir) and a minimum of 50 switching cycles for reset type.
This circuit breaker is designed for applications such as power supplies, uninterruptible power supplies, power tools, and household appliances. It has approvals from CSA, EN, GB, and UL standards.
The rated voltage is 240 VAC and 28 VDC.
The rated current range is 0.05 to 15/16 A, with a specific rating of 3A.
It is a thermal circuit breaker with a reset type actuation.
The allowable operation temperature is -5 °C to 60 °C.
Approval agencies include CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
