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The Siemens 5SJ41208HG41 is a 1-pole miniature circuit breaker from the SENTRON 5SJ4 series, suitable for industrial and mechanical engineering applications. It operates with a rated supply voltage of 400V AC and has a maximum operating voltage of 240V AC according to UL 489 and CSA C22.2 No. 5-02 standards.
This circuit breaker features a D-trip characteristic and a mechanical service life of 10,000 switching cycles. Its switching capacity is rated at 10 kA according to EN 60898 and 15 kA according to IEC 60947-2. The operational current is 20A at 30°C and 40°C, with a maximum short circuit breaking capacity of 14 kA at AC according to UL 1077 and CSA C22.2 No.235.
Designed for easy installation, it mounts on a standard DIN rail and has a width of 18mm, corresponding to 1 modular width unit. The device offers touch protection and combined terminals at both the top and bottom. It is halogen-free and sealable, with a protection class of IP20 with connected conductors and IP40 in the handle range.
Connection is made via screw-type terminals, with a maximum tightening torque of 3.5 N·m. The connectable conductor cross-section for finely stranded conductors with core end processing ranges from 0.75 mm² to 25 mm².
AC operation: up to 240 V (UL) and 400 V (IEC rated supply). DC operation: up to 60 V (single channel) and 125 V (2-channel).
Height: 110 mm, width: 18 mm, depth: 70 mm. Mounts on standard DIN rail (1 modular unit) in any position.
D characteristic, designed for high inrush current applications.
10 kA according to EN 60898, 15 kA according to IEC 60947-2, 14 kA according to UL 1077.
IP20 with connected conductors, IP40 in the handle range.
1 pole.
Yes, the device is halogen-free.