CATU MX-404 Sound Phase Comparator for VDS / VIS Indicators

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SKU Dimensions (mm) Use Pack Size Weight
Thumbnail MX404 145 x 80 x 42 Indoor / outdoor Each 530



CEI 61958 / CEI 61243-5


  • Establish concordance relations between two phases.
  • Suitable for connection to test points of VIS or VDS indicators or their interfaces. It works on separable capacitive dividers.
  • Does not work on Schneider Electric type V2 cells.


  • Designed for high and medium impedance voltage dividers (HR - MR)
  • Upon connection, the comparison is indicated by:
    • Sound signal if significant phase shift between the two phases,
    • Absence of audible signal and lighting of the green diode if there is no phase difference between the phases.

Dimensions (mm)UseWeight (kg)
145 x 80 x 42Indoor/Outdoor0.3
    • Weight
      530 g
    • SKU
    • EAN
    • HS Commodity Codes
  • Manufacturer
    CATU SAS is a subsidiary of the SICAME Group
  • Country of Origin
  • Dimensions (mm)
    145 x 80 x 42, Not Applicable
  • Use
    Indoor / outdoor, Not Applicable
  • Pack Size
    Each, Not Applicable