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This Siemens 5SJ4310-7HG42 is a 3-pole miniature circuit breaker designed for reliable circuit protection. It features a C-type tripping characteristic and a rated current of 10A, suitable for various industrial and mechanical engineering applications.
The breaker has a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It operates with a supply voltage of 400V AC and offers an insulation voltage of 440V AC. The device is designed for DIN rail mounting and has a mechanical service life of up to 10,000 switching cycles.
Key features include touch protection, combined terminals, and halogen-free construction. The protection class is IP20 with connected conductors and IP40 in the handle range. It is suitable for environment B regarding EMC.
With a compact design measuring 54mm in width and 70mm in depth, it fits standard mounting rails. The breaker supports conductor cross-sections from 0.75mm² to 25mm² with a maximum tightening torque of 3.5 N·m.
The rated current is 10A at 30°C and 40°C, with derating at higher temperatures.
It has a C tripping characteristic.
10kA according to EN 60898 and 15kA according to IEC 60947-2.
Maximum operating voltage is 277V AC (UL/CSA) and 60V DC single channel or 125V DC 2-channel.
DIN rail mounting.
Height 121mm, width 54mm, depth 70mm, occupying 3 modular width units.
CCC, CE, CSA, EAC, UL, VDE.