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This Siemens 5SJ4330-7HG42 is a 3-pole miniature circuit breaker designed for industrial and mechanical engineering applications. It offers a rated operational current of 30A at 30°C and a switching capacity of 10kA according to EN 60898 standards, and 15kA according to IEC 60947-2.
The circuit breaker operates with a C tripping characteristic and has an insulation voltage of 440V AC. It is suitable for AC/DC voltage types and meets overvoltage category 3 and pollution degree 3 requirements. The device features touch protection and combined terminals for ease of installation.
With a mechanical service life of typically 10,000 switching cycles, this breaker is built for durability. It is designed for DIN rail mounting and has dimensions of 121mm height, 54mm width, and 70mm depth. The protection class is IP20 with connected conductors and IP40 in the handle range.
Environmental considerations include halogen-free and silicon-free properties. The breaker supports conductor cross-sections up to 25mm² and has a maximum tightening torque of 3.5 N·m for its screw-type terminals.
The Siemens 5SJ4330-7HG42 has 3 poles.
The operational current rating at 30°C is 30A.
The switching capacity is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
The tripping characteristic is class C.
The rated supply voltage at AC is 400V.
The protection class is IP20 with connected conductors, and IP40 in the handle range.
Yes, the Siemens 5SJ4330-7HG42 is halogen-free.