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Description

The MK 9056N detect wrong phase sequence in 3-phase systems. To monitor phase failure it is more suitable to use an Asymmetry relay e.g. MK 9040N.

Technical specifications
1- / 3-phase: 3
Enclosure design: Switch cabinet
Measuring range max.: 500 V
Output contacts: 2 C/O contacts
Standard measuring range: 3 AC 380 - 500 V
Width: 22,5 mm
Type: MK 9056N
Advantages / Customer benefits
  • Correct sense of rotation of motors
  • Simple wiring
  • 2 Changeover contacts
Features
  • According to IEC/EN 60255-1
  • Detection of wrong phase sequence
  • LED indication of rotation
  • Wire connection: also 2 x 1.5 mm2 stranded ferruled, or 2 x 2.5 mm2 solid DIN 46228-1/-2/-3/-4
  • As option with pluggable terminal blocks for easy exchange of devices
    - With screw terminals
    - Or with cage clamp terminals
  • Width 22.5 mm