Item condition |
New |
Manufacture name |
S452M-B20 Miniature Circuit Breaker |
Brand |
ABB
|
Categories |
Breakers
|
Voltage type |
AC |
Built-in depth |
94,5 mm |
Rated current |
20 A |
Frequency |
50-60 Hz |
Release characteristic |
B |
Rated insulation voltage Ui |
440 V |
Current limiting class |
3 |
Over voltage category |
3 |
Pollution degree |
2 |
Width in number of modular spacings |
2 |
Explosion-proof |
FALSE |
Degree of protection (IP) |
IP20 |
Number of protected poles |
2 |
Concurrently switching neutral conductor |
FALSE |
Connectable conductor cross section solid-core |
0-25 mm² |
Ambient temperature during operating |
-25-55 °C |
Flush-mounted installation |
FALSE |
Additional equipment possible |
TRUE |
Number of poles (total) |
2 |
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V |
10 kA |
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V |
10 kA |
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V |
10 kA |
Rated impulse withstand voltage Uimp |
4 kV |