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The Siemens 5SJ4108-7HG41 is a 1-pole miniature circuit breaker from the 5SJ4 series, designed for industrial and mechanical engineering applications. It offers a rated operational current of 8A at 30°C and a maximum AC operating voltage of 240V according to UL 489 and CSA C22.2 No. 5-02 standards.
This circuit breaker features a tripping characteristic class C and a short circuit breaking capacity of 14 kA at AC according to UL 1077 and CSA C22.2 No.235. It has an insulation voltage (Ui) of 440V AC and a rated supply voltage of 400V AC at 50 Hz. The device is suitable for environment B regarding EMC.
Constructed with halogen-free and silicon-free materials, the 5SJ4108-7HG41 is sealable and offers touch protection. It supports installation of supplementary devices and features combined terminals at both the top and bottom. The breaker mounts on a standard DIN rail and has dimensions of 18mm width, 70mm depth, and 110mm height, with an installation depth of 70mm. It is designed for any mounting position and has a net weight of 169g.
The rated operational current is 8 A at 30 °C and 40 °C.
It has a C tripping characteristic.
The maximum operating voltage at AC according to UL 489 and CSA C22.2 No. 5-02 is 240 V.
The breaking capacity is 14 kA according to UL 1077 and CSA C22.2 No. 235, 10 kA according to EN 60898, and 15 kA according to IEC 60947-2.
The protection class is IP20, with connected conductors IP 40 in the handle range.
The mechanical service life is 10,000 switching cycles.
Finely stranded conductors with core end processing from 0.75 mm² to 25 mm² can be connected.