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This Siemens SENTRON 5SJ4 series miniature circuit breaker (MCB) is designed for industrial and mechanical engineering applications. It features a 3-pole configuration and a D-curve tripping characteristic, suitable for protecting circuits against overloads and short circuits.
The device has a rated operational current of 13A at 30°C and 40°C, with a maximum switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It operates with AC/DC voltage and has an insulation voltage rating of 440V AC. The supply voltage is rated at 400V AC with a frequency of 50Hz.
Key features include touch protection, sealability, and halogen-free construction. The breaker is designed for DIN rail mounting and has dimensions of 121mm height, 54mm width, and 70mm depth. It supports conductor cross-sections from 0.75mm² to 25mm² with core end processing and has a maximum tightening torque of 3.5 N·m.
Compliance includes UL 489, CE, and VDE approvals. The protection class is IP20 with connected conductors and IP40 in the handle range. It is suitable for environment B regarding EMC.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Siemens 5SJ4313-8HG42 circuit breaker has 3 poles.
The tripping characteristic class is D.
The rated operational current at 30°C is 13A.
The switching capacity according to EN 60898 is 10kA.
The supply voltage is rated at 400V AC.
Yes, this product feature is halogen-free.
The protection class is IP20, with connected conductors, and IP40 in the handle range.