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The Schurter 4439.0002 is a thermal circuit breaker from the TA45 series, offering 2-pole thermal overload protection. It is designed for panel mounting and features a rocker actuation type. This circuit breaker has a rated AC voltage of 240 VAC and a rated DC voltage of 60 VDC, with a rated current range of 0.05 to 20 A.
Key electrical specifications include a conditional short circuit capacity of 1 kA and a short circuit capacity of up to 300A. The device offers a mechanical lifetime of 50,000 switching cycles and an overload capability of at least 40 trips at 6 times the rated current for AC.
Environmental specifications include a degree of protection of IP40 on the front side, which can be increased to IP54 with a factory-mounted protection cover. The operating temperature range is -10 °C to 55 °C. Approvals include CSA, EN, GB, IEC, and UL standards, making it suitable for various industrial applications.
Applications for this circuit breaker include power tools, industrial appliances, power supplies, equipment for construction, and cleaning equipment. It provides positively trip-free release and high configurability.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated voltage AC for the 4439.0002 is 240 VAC.
The rated voltage DC for the 4439.0002 is 60 VDC.
The current rating of the 4439.0002 is 20A.
The tripping type of the 4439.0002 is thermal.
The 4439.0002 uses panel mounting.
The dielectric strength of the 4439.0002 is 4 kVAC.
It has an IP40 rating, with a factory-mounted cover providing IP54 protection.