The Siemens 5SY45027 circuit breaker, with a current rating of 2 A, operates at voltages of 230 V and 400 V. It provides reliable protection in electrical installations by preventing overloads and short circuits. This device is typically used in residential and commercial applications.
| Type |
Circuit breaker |
| Voltage Rating - AC |
230V AC |
| Tripping Characteristics |
C |
| Additional equipment possible |
TRUE |
| Ambient temperature during operating |
-40 - 70°C |
| Built-in depth |
70mm |
| Compatible with (details) |
SENTRON |
| Concurrently switching neutral conductor |
TRUE |
| Connectable conductor cross section multi-wired |
0.75 - 35mm² |
| Connectable conductor cross section solid-core |
0.75 - 35mm² |
| Current limiting class |
3 |
| Current Ratng |
2A |
| Degree of protection (IP) |
IP20 |
| Depth |
76mm |
| Dim |
(W x H x D) 36 x 90 x 76 mm |
| Explosion-proof |
false |
| Factory colour |
Grey |
| Flush-mounted installation |
false |
| Frequency |
50-60MHz |
| Height |
90mm |
| Number of Pins |
2 |
| Number of poles (total) |
2 |
| Number of protected poles |
1 |
| Overvoltage category |
3 |
| Pollution degree |
3 |
| Power loss |
N/A |
| Rated current |
2A |
| Rated impulse withstand voltage Uimp |
4 |
| Rated insulation voltage Ui |
250V |
| 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 |
35kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V |
35kA |
| Rated voltage |
230V |
| Switch-off Capacity |
5kA |
| Voltage Rating |
230V |
| Voltage type |
AC |
| Width |
36mm |
| Width in number of modular spacings |
2 |
