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The Siemens 5SJ4335-7HG42 is a 3-pole miniature circuit breaker from the 5SJ4 series, designed for industrial and mechanical engineering applications. It offers a rated current of 35A and a tripping characteristic class of C, suitable for protecting electrical circuits against overcurrents.
This circuit breaker has a mechanical service life of typically 10,000 switching cycles and a switching capacity of 10 kA according to EN 60898 and 15 kA according to IEC 60947-2. It operates with a rated supply voltage of 400V AC and supports various operating voltages up to 277V AC and 125V DC.
The device features a compact design with a width of 54mm, fitting 3 modular width units on a standard DIN rail. It is halogen-free and offers touch protection. The terminals are suitable for conductor cross-sections from 0.75 mm² to 25 mm² with a maximum tightening torque of 3.5 N·m.
Compliance includes UL 489, CSA C22.2 No. 5-02, and other agency approvals. The protection class is IP20 with connected conductors and IP40 in the handle range.
The rated current is 35 A at 30 °C and 40 °C ambient temperature.
It has 3 poles.
The switching capacity is 10 kA according to EN 60898.
Yes, it is halogen-free.
Rated supply voltage is 400 V AC at 50 Hz, with operating voltage up to 277 V AC per UL 489.
Dimensions are 121 mm (height) x 54 mm (width) x 70 mm (depth), net weight 499 g, and it mounts on a DIN rail.
It has a C-trip characteristic.