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Forum: Electrical Calculations / Engineering

  1. Sticky Thread Moved: Read Before Posting: Forum Rules / Treatment of New Members

    Started by iwire, 10-30-08 04:03 PM
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  1. Transfomer short circuit current?

    Started by mbrooke, Today 01:44 PM
    • Replies: 7
    • Views: 124
    Today, 09:10 PM Go to last post
  2. UL relays

    Started by Open Neutral, 08-17-17 03:37 PM
    • Replies: 7
    • Views: 221
    Today, 08:26 PM Go to last post
  3. Re-evaluating industrial panel SCCR with let-through current

    Started by bhellmer, Yesterday 12:16 PM
    2 Pages
    1 2
    industrial 508a sccr
    • Replies: 10
    • Views: 254
    Today, 05:31 PM Go to last post
  4. Buck Boost transformers on VFDs

    Started by LMAO, 08-16-17 11:21 AM
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 453
    Today, 03:42 PM Go to last post
  5. 4-20 Loop Splitters in Series

    Started by shoon, Today 11:37 AM
    • Replies: 5
    • Views: 105
    Today, 03:40 PM Go to last post
  6. Switchgear Line vs Bus PT's

    Started by philly, 08-17-17 10:33 PM
    • Replies: 7
    • Views: 192
    Today, 03:29 PM Go to last post
  7. Bus Duct Short Circuit Ratings

    Started by philly, 08-17-17 10:27 PM
    • Replies: 7
    • Views: 207
    Today, 07:10 AM Go to last post
  8. UL Listed as an assembly

    Started by mshields, Yesterday 06:46 PM
    • Replies: 3
    • Views: 140
    Today, 02:36 AM Go to last post
  9. Can someone please explain this to me?

    Started by kefox81, 08-06-17 10:36 PM
    12 Pages
    1 2 3 ... 12
    • Replies: 110
    • Views: 2,780
    Yesterday, 10:11 PM Go to last post
  10. Wire sizing for 100% Rated Breakers

    Started by Matt Donovan, 08-11-17 01:37 PM
    3 Pages
    1 2 3
    100%
    • Replies: 22
    • Views: 629
    Yesterday, 07:28 PM Go to last post
    • Replies: 3
    • Views: 105
    Yesterday, 11:45 AM Go to last post
  11. Motor feeder calculation

    Started by texie, 07-21-17 01:02 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 50
    • Views: 2,155
    Yesterday, 10:36 AM Go to last post
  12. One of those "a friend of mine" stories

    Started by mshields, 08-16-17 06:59 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 504
    Yesterday, 09:47 AM Go to last post
  13. Regenerative Elevator Issues

    Started by ron, 08-14-17 07:56 PM
    • Replies: 7
    • Views: 340
    Yesterday, 04:06 AM Go to last post
  14. 480 Delta calculations

    Started by Chrism308, 08-17-17 09:41 AM
    • Replies: 3
    • Views: 170
    08-17-17, 06:38 PM Go to last post
  15. UL relays

    Started by Open Neutral, 08-17-17 05:55 PM
    • Replies: 1
    • Views: 84
    08-17-17, 06:05 PM Go to last post
  16. TESTING WIRING WITH A MEGGER

    Started by Angel Electric, 08-17-17 12:58 PM
    megger
    • Replies: 1
    • Views: 155
    08-17-17, 01:18 PM Go to last post
  17. Dead Tank Circuit Breakers

    Started by arjun_athi, 08-17-17 03:32 AM
    • Replies: 5
    • Views: 206
    08-17-17, 09:33 AM Go to last post
  18. Please check my work

    Started by eager2learn, 08-16-17 06:24 PM
    • Replies: 4
    • Views: 217
    08-17-17, 09:12 AM Go to last post
  19. Site Light Pole Circuiting

    Started by mstrlucky74, 08-14-17 10:04 AM
    • Replies: 9
    • Views: 445
    08-16-17, 03:32 PM Go to last post

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