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  1. matuk

    CAT AVR TYPE D.V.R. FOR A SR4 GENERATOR

    The part number is 155-3835 serial number UEMDE 6498 Ratio of output voltage to sensing voltage is 2.0 Generator output voltage 480 V
  2. matuk

    CAT AVR TYPE D.V.R. FOR A SR4 GENERATOR

    Is usual that a DVR fail and it works again later? I was check and now is working ok.
  3. matuk

    CAT AVR TYPE D.V.R. FOR A SR4 GENERATOR

    HI, WE HAVE A SR4 GENERATOR WITH A DVR AVR, RECENTLY WE CHANGE IT WITH A SIMILAR OTHER, BECAUSE THE GENERATOR ARE TRIPING WITH OVERVOLTAGE 750 VCA ( 480 VCA NOMINAL ) ITS WORKS FOR A WHILE AND THEN THE SAME FAILFURE, IN TERMINALS 20-22 WE HAVE 380 VCA F1-F2 90 VCD THATS THE ONLY MESUREMENTS WE...

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