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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 05:03 PM
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  1. transformer protection

    Started by jmfelectric, 03-13-16 04:49 PM
    • Replies: 3
    • Views: 516
    03-13-16, 07:33 PM Go to last post
  2. wire sizing

    Started by Matt Mckenzie, 03-13-16 05:56 PM
    • Replies: 4
    • Views: 555
    03-13-16, 06:41 PM Go to last post
  3. wire sizing

    Started by Matt Mckenzie, 03-13-16 06:23 PM
    • Replies: 1
    • Views: 452
    03-13-16, 06:27 PM Go to last post
  4. Amps from Watts and Volts

    Started by solobrac, 03-11-16 03:22 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 1,539
    03-12-16, 11:19 PM Go to last post
  5. 277/480, 4W panelboard used as 480, 3W

    Started by hmspe, 03-11-16 06:03 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 1,239
    03-12-16, 03:11 PM Go to last post
    • Replies: 1
    • Views: 1,229
    03-12-16, 03:05 PM Go to last post
  6. Wye - Delta transformer kW calculation

    Started by JasonCo, 03-12-16 11:02 AM
    • Replies: 8
    • Views: 737
    03-12-16, 01:31 PM Go to last post
  7. Motor slip

    Started by domnic, 03-09-16 10:36 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 46
    • Views: 2,692
    03-12-16, 09:29 AM Go to last post
    • Replies: 14
    • Views: 1,136
    03-12-16, 01:33 AM Go to last post
  8. Wye Transformer Phase to Ground voltage?

    Started by JasonCo, 03-10-16 08:27 PM
    • Replies: 5
    • Views: 629
    03-11-16, 04:11 PM Go to last post
    • Replies: 1
    • Views: 423
    03-11-16, 02:51 PM Go to last post
  9. Article 626, re. refrigerated trailers

    Started by Skubie, 03-09-16 04:14 PM
    • Replies: 1
    • Views: 445
    03-11-16, 02:50 PM Go to last post
  10. Megger Transformers

    Started by gray.one, 03-09-16 07:43 AM
    • Replies: 7
    • Views: 695
    03-10-16, 08:47 PM Go to last post
  11. Elevator control panel

    Started by rose1981, 03-10-16 11:57 AM
    • Replies: 7
    • Views: 727
    03-10-16, 01:39 PM Go to last post
  12. MV Motor Cable Size

    Started by Electriman, 03-09-16 01:23 PM
    • Replies: 7
    • Views: 1,400
    03-10-16, 11:33 AM Go to last post
  13. Single phase transformer with parallel run!

    Started by ftex, 03-08-16 10:22 PM
    • Replies: 6
    • Views: 708
    03-10-16, 10:57 AM Go to last post
  14. Best route for Service upgrade

    Started by jonbritt, 03-10-16 07:40 AM
    • Replies: 1
    • Views: 467
    03-10-16, 10:39 AM Go to last post
  15. paralleling conductors for voltage drop

    Started by Designer69, 03-09-16 11:24 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 2,285
    03-10-16, 07:02 AM Go to last post
  16. 250MCM for 21.7 amps? Voltage drop calc must be wrong?

    Started by Bri22, 02-09-16 08:00 PM
    17 Pages
    1 2 3 ... 17
    • Replies: 164
    • Views: 10,358
    03-10-16, 02:06 AM Go to last post
  17. GE Auto-TransformerSoft Start Problems

    Started by LRB, 03-07-16 06:54 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,396
    03-09-16, 09:28 PM Go to last post

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