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This Siemens 5SJ4301-8HG41 is a 3-pole miniature circuit breaker designed for reliable circuit protection. It operates with a rated current of 1A at 30°C and has a maximum operating voltage of 240V AC according to UL 489 and CSA C22.2 No. 5-02.
The breaker utilizes a Type D tripping characteristic, suitable for applications with high inrush currents. It offers a significant short circuit breaking capacity of 14kA according to UL 1077 and CSA C22.2 No.235, and 15kA according to IEC 60947-2, ensuring safety in industrial and mechanical engineering environments.
With a mechanical service life of typically 10,000 switching cycles, this circuit breaker is built for durability. It is designed for mounting on a standard DIN rail and features combined terminals for both top and bottom connections. The unit is also halogen-free and sealable.
Key electrical specifications include an insulation voltage (Ui) of 440V AC and a supply voltage frequency of 50 Hz. The protection class is IP20 with connected conductors and IP40 in the handle range. The power loss per pole at rated current in a hot operating state is 1.5W.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage at AC is 240 V.
It has 3 poles.
The tripping characteristic class is D.
It has a mechanical service life of 10,000 switching cycles.
The short circuit breaking capacity is 14 kA at AC.
Yes, it is RoHS3 compliant.