

Details
- •Circuit breakers and fuses
- •Miniature circuit breaker (MCB)
- •1 KOM
- •ABB
Technical specifications
From same serie
2CDS253025R0405 | SZ203-B40

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Details
- Circuit breakers and fuses
- Miniature circuit breaker (MCB)
- 1 KOM
- ABB
Technical specifications
Voltage type
Other
Frequency
50 .. 60Hz
Release characteristic
B
Flush-mounted installation
Additional equipment possible
Width in number of modular spacings
3.0
Connectable conductor cross section solid-core
0.75 .. 35mm²
Pollution degree
2
Connectable conductor cross section multi-wired
0.75 .. 25mm²
Degree of protection (IP)
IP20
Explosion-proof
Power loss
-W
Ambient temperature during operating
-25 .. 55°C
Built-in depth
35mm
Rated current
40A
Rated voltage
400V
Rated insulation voltage Ui
400V
Current limiting class
40
Over voltage category
400
Number of protected poles
3
Concurrently switching neutral conductor
Number of poles (total)
3
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V
6kA
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V
6kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V
6kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V
6kA
Rated impulse withstand voltage Uimp
400kV