

Details
- •Circuit breakers and fuses
- •Miniature circuit breaker (MCB)
- •1 KOM
- •ABB
Technical specifications
2CDA384799R0401 | M304P-D40

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Details
- Circuit breakers and fuses
- Miniature circuit breaker (MCB)
- 1 KOM
- ABB
Technical specifications
Built-in depth
69mm
Number of poles (total)
4
Rated insulation voltage Ui
500V
Rated voltage
-V
Release characteristic
Other
Rated impulse withstand voltage Uimp
6kV
Rated current
40A
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V
-kA
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V
-kA
Number of protected poles
4
Power loss
-W
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V
-kA
Frequency
50 .. 60Hz
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V
25kA
Voltage type
Other
Current limiting class
-
Concurrently switching neutral conductor
Over voltage category
4
Flush-mounted installation
Pollution degree
3
Degree of protection (IP)
IP20
Connectable conductor cross section solid-core
0.75 .. 35mm²
Additional equipment possible
Ambient temperature during operating
-40 .. 70°C
Connectable conductor cross section multi-wired
0.75 .. 25mm²
Explosion-proof
Width in number of modular spacings
4.0