Details

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

Technical specifications

Frequency50 - 60Hz
Voltage typeAC
Built-in depth82.5mm
Pollution degree3
Width in number of modular spacings4
Over voltage category3
Current limiting class3
Rated insulation voltage Ui690V
Degree of protection (IP)IP20
Rated impulse withstand voltage Uimp8kV
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V25kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V50kA
Suitable for flush-mounted installationNo
Connectable conductor cross section solid-core0 - 50mm²
Concurrently switching neutral conductorNo
Connectable conductor cross section multi-wired0 - 70mm²
Ambient temperature during operating-25 - 60°C
Additional equipment possibleYes
Rated voltage400V
Number of protected poles4
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V50kA
Rated current50A
Release characteristicC
Number of poles (total)4
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V25kA
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