| Category | |
| Manufacturer Name | |
| Actuator Type | |
| Approval Agency | |
| Current Rating (Amps) | |
| Depth | |
| Halogen Free | |
| Height | |
| Illumination | |
| Mounting Type | |
| Number of Poles | |
| Storage Temperature | |
| Tape & Reel | |
| Voltage | |
| Voltage Rating | |
| Width |
The Siemens 5SY4320-5 is a 3-pole miniature circuit breaker designed for reliable circuit protection in industrial and mechanical engineering applications. It features a tripping characteristic class A and a rated current of 20A at 35°C, with derating at higher temperatures.
This circuit breaker offers a switching capacity of 10kA according to EN 60898 and 20kA according to IEC 60947-2, ensuring robust protection against short circuits. It has an insulation voltage rating of 440V AC and is suitable for a supply voltage of up to 400V AC.
The device is designed for quick assembly onto a DIN rail and supports a wide range of conductor cross-sections, from 0.75 mm² to 35 mm² for solid and stranded conductors. It also features combined terminals at the top and bottom for flexible wiring.
Additional features include halogen-free and silicon-free construction, making it suitable for various environmental requirements. The mechanical service life is rated for a typical 10,000 switching cycles.
| 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 20A at 35°C, with derating at higher temperatures.
The rated voltage is 400V AC.
The switching capacity current is 10kA according to EN 60898 and 20kA according to IEC 60947-2.
It is designed for DIN rail mounting.
Connectable conductor cross-section ranges from 0.75 mm² to 35 mm² for solid and stranded conductors.
Yes, it is halogen-free.