5SJ43408HG41
Siemens
The Siemens 5SJ43408HG41 is a 3-pole miniature circuit breaker designed for AC/DC applications. It features a D-trip characteristic and a 40A operational current rating.
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This Siemens 5SJ43407HG41 is a 3-pole miniature circuit breaker designed for reliable circuit protection in industrial and mechanical engineering applications. It operates with a C-trip characteristic and offers a rated current of 40A at 30°C, with a maximum AC operating voltage of 240V according to UL 489 and CSA C22.2 No. 5-02.
The breaker provides a switching capacity current of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It has a short circuit breaking capacity of 14kA at AC. The unit is designed for DIN rail mounting and features combined terminals on both top and bottom for flexible connections. The mechanical service life is typically 10,000 switching cycles.
Key electrical specifications include an insulation voltage of 440V AC and a supply voltage frequency of 50 Hz. The power loss per pole in a hot operating state is 4.8W. The device is suitable for environment B regarding EMC immunity.
Mechanical dimensions include a height of 110mm, width of 54mm, and depth of 70mm, with an installation depth of 70mm. It occupies 3 modular width units on a standard mounting rail. The net weight is 492g. The breaker is halogen-free, sealable, and silicon-free, contributing to its suitability in various environments.
| 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 40A at 30°C and 40A at 40°C.
This miniature circuit breaker has 3 poles.
The tripping characteristic class is C.
The maximum AC operating voltage according to UL 489 and CSA C22.2 No. 5-02 is 240 V.
The short circuit breaking capacity at AC according to UL 1077 and CSA C22.2 No.235 is 14 kA.
It is designed for DIN rail mounting.
Yes, this product feature is halogen-free.