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The Siemens 5SJ4135-8HG40 is a 1-pole miniature circuit breaker from the SENTRON 5SJ4 series. It is designed for industrial and mechanical engineering applications, offering a rated current of 35A and a rated supply voltage of 400V AC.
This circuit breaker has a switching capacity of 10kA according to EN 60898 and 15kA according to IEC 60947-2. It operates with a Class D tripping characteristic and provides touch protection. The device is suitable for DIN rail mounting and has a mechanical service life of 10,000 switching cycles.
Key electrical specifications include an insulation voltage (Ui) of 440V AC and an operating voltage of up to 120V AC (UL 489/CSA) or 60V DC. It supports conductor cross-sections from 0.75 mm² to 25 mm² with core end processing.
The physical dimensions are 90mm in height, 18mm in width, and 70mm in depth, with an installation depth of 70mm. It weighs 170g and has a protection class of IP20 with connected conductors.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current rating at AC is 35A.
The rated supply voltage at AC is 400V, and the maximum operating voltage at DC is 60V.
The switching capacity current is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2.
The tripping characteristic class is D.
It is designed for DIN rail mounting.
The dimensions are 90mm in height, 18mm in width, and 70mm in depth.