Details

  • •Circuit breakers and fuses
  • •Miniature circuit breaker (MCB)
  • •1 KOM
  • •ABB

Technical specifications

Voltage typeAC
Frequency50 - 60Hz
Rated voltage440V
Built-in depth82.5mm
Over voltage category4
Width in number of modular spacings3
Rated insulation voltage Ui500V
Number of protected poles3
Power loss10.5W
Explosion-proofNo
Degree of protection (IP)IP20
Current limiting class3
Pollution degree3
Concurrently switching neutral conductorNo
Suitable for flush-mounted installationNo
Connectable conductor cross section solid-core0 - 50mm²
Connectable conductor cross section multi-wired0 - 70mm²
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V15kA
Flush-mounted installationNo
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V25kA
Ambient temperature during operating-25 - 60°C
Additional equipment possibleYes
Rated impulse withstand voltage Uimp8kV
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V25kA
Rated current20A
Release characteristicB
Number of poles (total)3
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V15kA
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