Schneider Electric A9F08350 is a compact and reliable Miniature Circuit Breaker (MCB) designed to provide essential circuit protection in electrical installations. This product, also referenced as 1861197, is rated at 50 amperes and is suitable for use in 400-volt systems. It features a high breaking capacity and is engineered for straightforward installation and maintenance in commercial and industrial environments. Ideal for protecting electrical circuits from overload and short circuit conditions, this MCB is commonly employed in distribution panels and control assemblies, ensuring the safe operation of equipment and the prevention of electrical faults. Its design conforms to European standards, making it a preferred choice for engineers seeking compliance and efficiency in electrical circuit management.
| Type |
Circuit breaker |
| Current Rating |
50A |
| Voltage Rating - AC |
400V AC |
| Tripping Characteristics |
D |
| Additional equipment possible |
true |
| Ambient temperature during operating |
-35 - 70°C |
| Built-in depth |
44.5mm |
| Colour |
White |
| Concurrently switching neutral conductor |
false |
| Connectable conductor cross section multi-wired |
1 - 25mm² |
| Connectable conductor cross section solid-core |
1 - 35mm² |
| Content |
1 |
| Current limiting class |
3 |
| Degree of protection (IP) |
IP20 |
| Dimensions |
(L x W x H) 78.5 x 54 x 91 mm |
| Explosion-proof |
false |
| Flush-mounted installation |
false |
| Frequency |
50 - 60Hz |
| Height |
91mm |
| Length |
78.5mm |
| Nominal Current |
50A |
| Nominal current - rounded value |
50A |
| Nominal Voltage |
400V |
| Number of pins |
3 |
| Number of poles (total) |
3 |
| Number of protected poles |
3 |
| Overvoltage category |
4 |
| Pollution degree |
3 |
| Power loss |
4W |
| Product Type |
Circuit breaker |
| Rated current |
50A |
| Rated impulse withstand voltage Uimp |
6kV |
| Rated insulation voltage Ui |
500V |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V |
N/A |
| 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 |
30kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V |
15kA |
| Rated voltage |
400V |
| Voltage type |
AC/DC |
| Width |
54mm |
| Width in number of modular spacings |
3 |
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