

Details
- Circuit breakers and fuses
- Miniature circuit breaker (MCB)
- 1 KOM
- ABB
Technical specifications
Built-in depth
69mm
Rated insulation voltage Ui
440V
Number of protected poles
3
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V
10kA
Power loss
13.5W
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V
10kA
Voltage type
Other
Frequency
50 - 60Hz
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V
15kA
Number of poles (total)
3
Current limiting class
3
Release characteristic
K
Rated voltage
400V
Rated impulse withstand voltage Uimp
4kV
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V
10kA
Rated current
40A
Concurrently switching neutral conductor
No
Flush-mounted installation
No
Over voltage category
3
Width in number of modular spacings
3.0
Pollution degree
3
Ambient temperature during operating
-25 - 55°C
Connectable conductor cross section solid-core
0.75 - 35mm²
Degree of protection (IP)
IP20
Connectable conductor cross section multi-wired
0.75 - 25mm²
Additional equipment possible
Yes
Explosion-proof
No
2CDS273347R0557 | SU203MR-K40

Details
- Circuit breakers and fuses
- Miniature circuit breaker (MCB)
- 1 KOM
- ABB
Technical specifications
Built-in depth
69mm
Rated insulation voltage Ui
440V
Number of protected poles
3
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V
10kA
Power loss
13.5W
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V
10kA
Voltage type
Other
Frequency
50 .. 60Hz
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V
15kA
Number of poles (total)
3
Current limiting class
3
Release characteristic
K
Rated voltage
400V
Rated impulse withstand voltage Uimp
4kV
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V
10kA
Rated current
40A
Concurrently switching neutral conductor
Flush-mounted installation
Over voltage category
3
Width in number of modular spacings
3.0
Pollution degree
3
Ambient temperature during operating
-25 .. 55°C
Connectable conductor cross section solid-core
0.75 .. 35mm²
Degree of protection (IP)
IP20
Connectable conductor cross section multi-wired
0.75 .. 25mm²
Additional equipment possible
Explosion-proof
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