The Siemens 5SY41207 Circuit Breaker, rated at 20 A, operates across 230 V to 400 V, ensuring reliable electrical protection. This circuit breaker by Siemens is ideal for household or commercial electrical systems, safeguarding against overloads and short circuits. Its robust design makes it suitable for various applications, including lighting and general power distribution.
| Type |
Circuit breaker |
| No. of Poles |
1 |
| 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) 18 x 90 x 76 mm |
| Factory colour |
Grey |
| Frequency |
50-60MHz |
| Height |
90mm |
| Nominal current |
20A |
| Nominal current - rounded value |
20A |
| Number of poles (total) |
1 |
| Number of protected poles |
1 |
| Operating voltage |
440V |
| Overvoltage category |
3 |
| Pollution degree |
3 |
| Rated Current |
20A |
| 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 |
C |
| Release characteristics |
C |
| RoHS-compliant |
Yes |
| Switch-off capacity |
5kA |
| Voltage type |
AC |
| Weight |
0 |
| Width |
18mm |
| Width in number of modular spacings |
1 |
