

Details
- •Circuit breakers and fuses
- •Miniature circuit breaker (MCB)
- •4 KOM
- •LEGRAND
Technical specifications
419173 | RX3 AUTOM OSIG 3P B 40A 6KA 3M

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Details
- Circuit breakers and fuses
- Miniature circuit breaker (MCB)
- 4 KOM
- LEGRAND
Technical specifications
Ambient temperature during operating
- .. -°C
Rated insulation voltage Ui
500V
Rated voltage
400V
Number of poles (total)
3
Width in number of modular spacings
3
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V
10kA
Degree of protection (IP)
IP20
Release characteristic
B
Concurrently switching neutral conductor
Connectable conductor cross section multi-wired
- .. -mm²
Built-in depth
44mm
Additional equipment possible
Rated impulse withstand voltage Uimp
4kV
Pollution degree
2
Over voltage category
-
Current limiting class
3
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V
10kA
Number of protected poles
3
Frequency
50 .. 60Hz
Voltage type
AC
Rated current
40A
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V
6kA
Connectable conductor cross section solid-core
- .. -mm²
Suitable for flush-mounted installation
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V
6kA