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The Siemens 5SY4403-7 is a 4-pole miniature circuit breaker designed for AC applications. It has a rated current of 3A and a rated voltage of 400V, with a C-trip characteristic.
This circuit breaker offers a breaking capacity of 10kA according to EN 60898 and 35kA according to IEC 60947-2. It features a mechanical service life of typically 20,000 switching cycles. The device has an IP20 protection class and is suitable for DIN rail mounting.
Key electrical specifications include a rated current of 3A and a rated voltage of 400V. The tripping characteristic is class C, and it supports conductor cross-sections from 0.75mm² to 35mm² for solid conductors.
Environmental specifications include an operating temperature range of -25°C to 55°C and a storage temperature range of -40°C to 75°C. It is halogen-free 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 rated current is 3A.
The rated voltage is 400V.
The tripping characteristic is class C.
The breaking capacity is 10kA according to EN 60898 and 35kA according to IEC 60947-2.
The operating ambient temperature range is -25°C to 55°C.
Yes, the product is halogen-free.