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The Siemens 5SY4208-8 is a miniature circuit breaker designed for reliable circuit protection. It features a 2-pole configuration and operates with a rated current of 8A and a voltage rating of 400V.
This circuit breaker utilizes a Type D tripping characteristic, suitable for applications with high inrush currents. It is designed for DIN rail mounting, ensuring easy integration into standard electrical panels and enclosures. The device offers a switching capacity of 10kA according to EN 60898 and 15kA/20kA according to IEC 60947-2.
Key electrical specifications include an insulation voltage (Ui) of 440V AC and a maximum DC operating voltage of 72V. The degree of pollution is rated at 3, and it has an overvoltage category of III. The protection class is IP20 with connected conductors.
With a mechanical service life of 10,000 switching cycles, the 5SY4208-8 is built for durability. It has a low power loss of 0.8W per pole at rated current and AC in a hot operating state. The operational current is rated at 8A at 35°C, decreasing slightly at higher temperatures.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Siemens 5SY4208-8 has a voltage rating of 400V AC.
The Siemens 5SY4208-8 has a current rating of 8A.
The Siemens 5SY4208-8 has 2 poles.
The tripping characteristic is Type D.
The switching capacity is 10kA according to EN 60898 and 20kA according to IEC 60947-2.
The mounting type is DIN Rail.