5SJ4130-7HG42

The Siemens 5SJ4130-7HG42 is a single-pole miniature circuit breaker from the 5SJ4 series, designed for reliable circuit protection. It features a 30A operational current rating at AC and a tripping characteristic class C, suitable for various industrial and mechanical engineering applications.

This circuit breaker boasts a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2, ensuring robust protection against overcurrents. It operates with a rated supply voltage of 400V AC and has an insulation voltage of 440V AC. The device supports a maximum operating voltage of 277V AC according to UL 489 and CSA C22.2 No. 5-02, and up to 125V DC in a 2-channel configuration.

Designed for convenience and safety, the 5SJ4130-7HG42 features DIN rail mounting and combined terminals for both top and bottom connections. It has a mechanical service life of typically 10,000 switching cycles. The breaker is also halogen-free and silicon-free, contributing to environmental safety standards. Its dimensions are 121mm in height, 18mm in width, and 70mm in depth, with an installation depth of 70mm, fitting into one modular width unit.

Key electrical specifications include a rated supply voltage frequency of 50 Hz and a power loss of 3.4W per pole at rated current in a hot operating state. The protection class is IP20 with connected conductors and IP40 in the handle range. It is suitable for environment B regarding EMC.