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This Siemens 5SJ4111-7HG41 is a 1-pole miniature circuit breaker from the 5SJ4 series, designed for reliable circuit protection. It features a C-trip characteristic and a rated current of 5A, with a significant short circuit breaking capacity of 14kA according to IEC 60947-2 and 10kA according to EN 60898.
The breaker operates at a maximum AC voltage of 240V according to UL 489 and CSA C22.2 No. 5-02, and can handle DC voltages up to 60V single channel or 125V two-channel. It is suitable for installation in environment B regarding EMC.
Designed for industrial and mechanical engineering applications, this circuit breaker mounts on a standard DIN rail and has a compact width of 18mm. It offers touch protection and is halogen-free, sealable, and silicon-free. The connection terminals are combined type, top and bottom, with a maximum tightening torque of 3.5 N·m for conductors up to 25mm².
Key technical specifications include an insulation voltage of 440V AC, a supply voltage frequency of 50Hz, and a mechanical service life of 10,000 switching cycles. The protection class is IP20 with connected conductors and IP40 in the handle range. It has an overvoltage category of 3 and a degree of pollution of 3.
The maximum operating voltage is 240V AC (UL 489) and 60V DC (single channel) or 125V DC (2-channel).
Package dimensions are 23.00 x 114.00 x 84.00 mm and the package quantity is 1.
The rated current is 5A at 30°C and 40°C, derating to 4.5A at 60°C.
C curve.
10kA according to EN 60898 and 15kA according to IEC 60947-2.
DIN rail mounting.
10,000 switching cycles.