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This Siemens 5SJ4104-7HG40 is a 1-pole miniature circuit breaker designed for circuit protection in industrial and mechanical engineering applications. It operates with a rated current of 4A and a voltage rating of 400V AC, with a maximum operating voltage of 120V AC according to UL 489 and CSA C22.2 No. 5-02.
The breaker features a C tripping characteristic and a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It has a mechanical service life of 10,000 switching cycles and a breaking capacity short-circuit current of 14kA.
Designed for DIN rail mounting, this circuit breaker has a width of 18mm and an installation depth of 70mm. It offers touch protection and combined terminals for convenient connection. The device is also halogen-free and sealable.
Additional technical data includes a power loss of 1.8W per pole and a connectable conductor cross-section range of 0.75mm² to 25mm² for finely stranded conductors with core end processing. The tightening torque for screw-type terminals is a maximum of 3.5 N·m.
The rated operational current is 4 A at 30 °C and 40 °C.
The tripping characteristic is C.
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. The maximum operating voltage is 120 V AC per UL 489 and 60 V DC.
It is designed for mounting on a standard DIN rail.
The height is 90 mm, width is 18 mm, and depth is 70 mm.
It holds approvals from CCC, CE, CSA, EAC, UL, and VDE.