The Siemens 5SY43326 is a circuit breaker designed for a current rating of 32 A and supports voltages of 230 V and 400 V. This circuit breaker provides essential protection for electrical circuits in residential and commercial settings, ensuring safety by preventing overloads and short circuits. Typical applications include use in distribution boards for lighting and power circuits.
| Type |
Circuit breaker |
| Additional equipment possible |
TRUE |
| Built-in depth |
70mm |
| Compatible with (details) |
SENTRON |
| Concurrently switching neutral conductor |
FALSE |
| Current limiting class |
3 |
| Degree of protection (IP) |
IP20 |
| Depth |
76mm |
| Dim |
(W x H x D) 54 x 90 x 76 mm |
| Factory colour |
Grey |
| Frequency |
50-60MHz |
| Height |
90mm |
| Nominal current |
32A |
| Nominal current - rounded value |
32A |
| Number of pins |
3 |
| Number of poles (total) |
3 |
| Number of protected poles |
3 |
| Operating voltage |
440V |
| Overvoltage category |
3 |
| Pollution degree |
3 |
| Rated Current |
32A |
| Rated impulse withstand voltage Uimp |
4 |
| Rated insulation voltage Ui |
440V |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V |
10kA |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V |
10kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V |
20kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V |
20kA |
| Rated voltage |
400V |
| Release characteristic |
B |
| Release characteristics |
B |
| RoHS-compliant |
Yes |
| Switch-off capacity |
5kA |
| Voltage type |
AC |
| Weight |
0 |
| Width |
54mm |
| Width in number of modular spacings |
3 |
