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This Siemens 5SJ4105-8HG42 is a 1-pole miniature circuit breaker designed for reliable circuit protection. It features a D-trip characteristic and an operational current rating of 0.5A at 30°C, with a maximum AC operating voltage of 277V according to UL 489 and CSA C22.2 No. 5-02.
The breaker provides a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It is suitable for mechanical engineering and industrial applications. The device has a mechanical service life of typically 10,000 switching cycles.
Designed for easy installation, this circuit breaker mounts on a standard DIN rail and has a width of 18mm, corresponding to 1 modular width unit. It features combined terminals for both top and bottom connections and is sealable. The product is halogen-free and silicon-free.
Key electrical specifications include an insulation voltage of 440V AC and a rated supply voltage of 400V AC at 50Hz. The protection class is IP20 with connected conductors and IP40 in the handle range. It supports conductor cross-sections from 0.75mm² to 25mm² with core end processing.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current rating is 0.5A at 30°C, 40°C, and AC.
The rated supply voltage is 400V AC, with a maximum AC operating voltage of 277V according to UL 489 and CSA C22.2 No. 5-02.
The switching capacity is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
It is designed for mounting on a standard DIN rail.
Yes, the RoHS status is RoHS3 Compliant.