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The Siemens 5SJ4306-8HG42 is a 3-pole miniature circuit breaker from the 5SJ4 series, designed for reliable circuit protection. It features a D-trip characteristic and a rated current of 6A, with a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2.
This circuit breaker is suitable for AC/DC operation, with a rated supply voltage of 400V AC and maximum operating voltages up to 277V AC (UL 489) and 125V DC (2-channel, UL 489). It has an insulation voltage of 440V AC.
Designed for mechanical engineering and industrial applications, the 5SJ4306-8HG42 offers a mechanical service life of 10,000 switching cycles. It is housed in a compact design with dimensions of 121mm height, 54mm width, and 70mm depth, mounting on a standard DIN rail. The protection class is IP20 with connected conductors and IP40 in the handle range. It is halogen-free, sealable, and silicon-free.
The rated current is 6 A at 30 °C and 40 °C, with derating at higher temperatures.
The tripping characteristic is D.
The switching capacity is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
The rated supply voltage is 400 V AC. Maximum operating voltage is 277 V AC per UL 489 and 60 V DC (single channel) or 125 V DC (2-channel).
The typical mechanical service life is 10,000 switching cycles.
The protection class is IP20, with IP40 in the handle range when conductors are connected.
Yes, the product is halogen-free.