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This Siemens 5SY4302-8 is a 3-pole miniature circuit breaker designed for industrial and mechanical engineering applications. It operates with a rated voltage of 400V AC and has an operational current rating of 2A at 35°C, with derating at higher temperatures.
The circuit breaker features a Type D tripping characteristic, suitable for applications with high inrush currents. It offers a switching capacity of 10kA according to EN 60898 and 35kA according to IEC 60947-2. The device is built for DIN rail mounting and has a mechanical service life of 10,000 switching cycles.
Key electrical features include an insulation voltage of 440V and a DC operating voltage maximum of 72V. The unit is protected to IP20 with connected conductors. It supports conductor cross-sections from 0.75 mm² to 35 mm² for solid and stranded wires.
Additional features include halogen-free and silicon-free construction, making it suitable for various environments. The breaker is sealable and can accommodate installable supplementary devices.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current is 2A at 35°C, with values decreasing at higher temperatures.
The rated voltage is 400V AC.
It has 3 poles.
The tripping characteristic is Type D.
The switching capacity is 10kA according to EN 60898 and 35kA according to IEC 60947-2.
It uses DIN rail mounting.
Yes, the Siemens 5SY4302-8 is halogen-free.