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This Siemens 5SY4406-5 is a 4-pole miniature circuit breaker designed for reliable circuit protection in industrial and mechanical engineering applications. It operates on AC voltage with a rated supply voltage of 400V and an insulation voltage of 440V.
The breaker has a tripping characteristic class A and a mechanical service life of 10,000 switching cycles. Its switching capacity is rated at 10kA according to EN 60898 and 35kA according to IEC 60947-2.
Designed for DIN rail mounting, this unit features a lever actuator and accepts conductor cross-sections from 0.75 mm² to 35 mm². It is halogen-free, sealable, and silicon-free, meeting stringent environmental and safety standards.
Key electrical specifications include a 6A operational current at 35°C and a power loss of 2.2W per pole. The protection class is 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 circuit breaker has 4 poles.
The rated supply voltage is 480V.
The current rating is 6A.
The breaking capacity is 35 kA according to IEC 60947-2 standards.
It is mounted on a DIN rail.
The protection class is IP20.