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The Siemens SENTRON 5SJ4130-8HG40 is a 1-pole miniature circuit breaker designed for industrial and mechanical engineering applications. It operates with a rated supply voltage of 400V AC and offers a switching capacity of 10kA according to EN 60898.
This circuit breaker features a tripping characteristic class D, suitable for protecting circuits with high inrush currents. The operational current is rated at 30A at temperatures up to 40°C, with gradual derating at higher temperatures. It supports a wide range of conductor cross-sections, from 0.75 mm² to 25 mm², with a maximum tightening torque of 3.5 N·m for secure connections.
Designed for DIN rail mounting, the 5SJ4130-8HG40 has a compact width of 18mm and an installation depth of 70mm. It offers touch protection and is sealable for added security. The device is halogen-free and silicon-free, contributing to environmental safety. It also supports the installation of supplementary devices for expanded functionality.
Key electrical specifications include an insulation voltage of 440V AC and an overvoltage category of 3. The protection class is IP20 with connected conductors, and IP40 in the handle range. The breaker has a typical mechanical service life of 10,000 switching cycles.
The operational current rating is 30A at temperatures up to 40°C.
The switching capacity is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
It uses DIN rail mounting.
The tripping characteristic class is D.
The maximum connectable conductor cross-section is 25 mm² for finely stranded conductors with core end processing.
Yes, the product feature indicates it is halogen-free.
