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This Siemens 5SJ4114-8HG42 is a 1-pole miniature circuit breaker from the 5SJ4 series, designed for industrial and mechanical engineering applications. It features a D-trip characteristic and a rated operational current of 0.3A at 30°C, with a maximum switching capacity of 10kA according to EN 60898.
The circuit breaker operates with AC/DC voltage and has an insulation voltage of 440V AC. It supports a maximum operating voltage of 277V AC according to UL 489 and CSA C22.2 No. 5-02, and a maximum DC voltage of 60V. The device is suitable for a 50 Hz supply voltage frequency and has a mechanical service life of typically 10,000 switching cycles.
Designed for DIN rail mounting, the 5SJ4114-8HG42 has a width of 18mm and a depth of 70mm. It offers touch protection and combined terminals for both top and bottom connections. The product is halogen-free, sealable, and silicon-free, making it suitable for various environmental conditions with a pollution degree of 3.
Key electrical specifications include a rated supply voltage of 400V AC and a short circuit breaking capacity of 10kA at AC according to UL 1077. The power loss per pole is 1.1W. The device is compatible with finely stranded conductors with core end processing, ranging from a minimum of 0.75 mm² to a maximum of 25 mm², with a maximum tightening torque of 3.5 N·m.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current is 0.3A at 30°C.
The maximum operating voltage is 277V AC 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.
This is a 1-pole miniature circuit breaker.
It is designed for DIN rail mounting.
Yes, the product feature indicates it is halogen-free.