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The Siemens 5SY4640-6 is a miniature circuit breaker designed for industrial applications. It offers a 4-pole configuration with a 3P+N pole design, rated for 400V AC supply voltage.
Key electrical specifications include a 40A operational current at 35°C, a switching capacity of 10kA according to EN 60898, and a Type B tripping characteristic. The breaker is suitable for mechanical engineering and industrial use, featuring combined terminals at the top and bottom, and neutral conductor switching.
Mechanically, the unit has a width of 72mm, corresponding to 4 modular width units, and a 70mm installation depth. It is designed for quick assembly system mounting on a DIN rail and provides IP20 protection with connected conductors. The breaker also includes features such as being halogen-free, sealable, and silicon-free.
| 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 for the Siemens 5SY4640-6 is 40A at 35°C.
The Siemens 5SY4640-6 has a rated supply voltage of 400V AC.
This circuit breaker has 4 poles.
The switching capacity according to EN 60898 is 10 kA, and according to IEC 60947-2 it is 15 kA.
The 5SY4640-6 uses DIN rail mounting.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.