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Recent content by andyjw

  1. andyjw

    Brush FV Circuit Breaker

    Thanks But we are kind of a competitor for switchgear, so I can't get anywhere with that.
  2. andyjw

    Brush FV Circuit Breaker

    I know these are old, 1970s so predate electronic manuals. Anyone out there have an installation and operating manual for a Brush FV they would care to share? Thanks
  3. andyjw

    What does a transformer vector of Ddoyn11 mean?

    I have come across primary D, Y, YN etc and secondary d, y, yn, z etc. Similairly no problem with the clock hour, but... So a transformer with dual secondary windings is specified as Ddoyn11. D for the primary Delta doyn ? what is this meant to signify for the secondaries. 11 for the clock...
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