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The Siemens 5SY4208-7 is a 2-pole miniature circuit breaker designed for reliable circuit protection in industrial and infrastructure applications. It offers a rated current of 8A and a voltage rating of 400V AC, with a breaking capacity of 10kA according to EN 60898.
This circuit breaker features a C-type tripping characteristic, making it suitable for protecting circuits with moderate inrush currents. It is designed for easy installation on a standard DIN rail and includes combined terminals at both the top and bottom for flexible wiring.
Key technical specifications include an insulation voltage of 440V, an operating temperature range of -40°C to 70°C, and a mechanical service life of up to 10,000 operating cycles. The device also incorporates touch protection and is halogen-free and silicon-free.
With a width of 36mm and a depth of 76mm, the 5SY4208-7 is a compact solution for panel building. It supports a wide range of conductor cross-sections, from 0.75 mm² to 35 mm² for solid and stranded conductors.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated current at AC is 8 A.
The operating voltage is 400 V.
It has 2 poles.
The tripping characteristic class is C.
The operating temperature range is from -40 °C to 70 °C.
Yes, it is halogen-free.