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This Siemens 5SJ4304-7HG41 is a miniature circuit breaker designed for reliable circuit protection. It features a 3-pole configuration, a nominal current rating of 4A, and a C-trip characteristic, making it suitable for various industrial and mechanical engineering applications.
The breaker boasts a high switching capacity of 14kA according to UL 1077 and CSA C22.2 No.235, ensuring robust protection against short circuits. It operates with a rated voltage of 400V AC and has an insulation voltage of 440V AC.
Designed for easy installation, this circuit breaker mounts on a standard DIN rail and has a compact width of 54mm, occupying 3 modular units. It is built with touch protection and is sealable for added security. The terminals accommodate conductor cross-sections from 0.75mm² to 25mm² with a maximum tightening torque of 3.5 N·m.
Additional technical details include a mechanical service life of 10,000 switching cycles, an IP20 protection class with connected conductors, and suitability for environment B regarding EMC. The unit is also halogen-free.
| 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 4A at 30°C and 40°C, with a maximum rating of 4A at AC.
The rated supply voltage is 400V AC, with a maximum operating voltage of 240V AC according to UL 489 and CSA C22.2 No. 5-02.
The switching capacity is 10kA according to EN 60898 and 15kA according to IEC 60947-2.
This circuit breaker has 3 poles.
The tripping characteristic is Class C.
The protection class is IP20 with connected conductors, and IP 40 in the handle range.
Yes, this product feature is halogen-free.