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This Siemens 5SJ42408HG41 is a 2-pole miniature circuit breaker designed for industrial and mechanical engineering applications. It operates at a rated voltage of 400V AC supply and has a maximum operating voltage of 240V AC according to UL 489 and CSA C22.2 No. 5-02 standards. The breaker features a D-trip characteristic and a switching capacity of 10 kA according to EN 60898.
With a current rating of 40A, this circuit breaker is suitable for various electrical protection needs. It has a mechanical service life of typically 10,000 switching cycles and is designed for DIN rail mounting. The unit offers touch protection and combined terminals for both top and bottom connections. It is also halogen-free, silicon-free, and sealable.
The dimensions of the breaker are 110 mm in height, 36 mm in width, and 70 mm in depth, with an installation depth of 70 mm. It occupies 2 modular width units on a standard mounting rail. The breaker is rated for an insulation voltage of 440V AC and has a power loss of 4.5W per pole at AC rated current in a hot operating state.
| 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 for the Siemens 5SJ42408HG41 is 40A at 30°C and 40°C.
The supply voltage rating at AC is 400V, and the maximum operating voltage at AC according to UL 489 and CSA C22.2 No. 5-02 is 240V.
The switching capacity current is rated at 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
This circuit breaker is designed for mounting on a standard DIN rail.
The tripping characteristic class is D.
The dimensions are 110 mm in height, 36 mm in width, and 70 mm in depth, with an installation depth of 70 mm.