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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. 150 HP Air compressor breaker trips

    Started by Davebones, 01-16-18 11:23 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 482
    01-17-18, 09:36 PM Go to last post
  2. Moved: Data Collection advice for Power System Study

    Started by smoothops10, 01-17-18 05:36 PM
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  3. Incident Energy Calculations- Lack of Utility Data Issues....

    Started by Brad45, 01-15-18 03:16 PM
    2 Pages
    1 2
    afra, arc flash, incident energy, risk, utility
    • Replies: 14
    • Views: 408
    01-17-18, 04:56 PM Go to last post
  4. Isolating a Ground Fault

    Started by Machiavelli999, 01-16-18 05:39 PM
    • Replies: 3
    • Views: 176
    01-17-18, 04:30 PM Go to last post
  5. Arc Flash calculations

    Started by OCPD, 09-13-17 12:55 AM
    arc fault mitigation, arc fault study, arc-flash, line-neutral
    • Replies: 5
    • Views: 629
    01-16-18, 02:41 PM Go to last post
  6. 36V NiMH battery pack container

    Started by kim_trth, 01-16-18 02:05 PM
    • Replies: 0
    • Views: 86
    01-16-18, 02:05 PM Go to last post
  7. 110v 8.5 amps on 208 three phase

    Started by dmz, 01-16-18 01:09 PM
    • Replies: 1
    • Views: 84
    01-16-18, 01:16 PM Go to last post
  8. Pancake Box Fill

    Started by Vegassparky123, 01-13-18 02:03 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 534
    01-16-18, 12:22 PM Go to last post
  9. Vertical 300hp Well Pump Motor

    Started by adamscb, 12-18-17 10:40 AM
    12 Pages
    1 2 3 ... 12
    • Replies: 112
    • Views: 4,177
    01-15-18, 07:45 PM Go to last post
  10. Reducing AIC at a machine.

    Started by derelectric, 01-09-18 03:25 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 50
    • Views: 1,606
    01-13-18, 12:32 PM Go to last post
  11. 30kva 3phase step up transformer

    Started by Pratch, 01-12-18 12:07 PM
    • Replies: 4
    • Views: 214
    01-12-18, 02:12 PM Go to last post
  12. Voltage Dip Estimation

    Started by MyCleveland, 12-29-17 12:45 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 772
    01-11-18, 10:12 PM Go to last post
  13. Panel Surge Protection

    Started by Machiavelli999, 01-10-18 02:01 PM
    • Replies: 5
    • Views: 254
    01-11-18, 03:02 PM Go to last post
    • Replies: 7
    • Views: 281
    01-11-18, 02:40 PM Go to last post
    • Replies: 33
    • Views: 878
    01-11-18, 09:29 AM Go to last post
  14. 120/208, 1Ph, 3 Wire

    Started by Sean.Day72, 12-13-17 12:28 PM
    11 Pages
    1 2 3 ... 11
    • Replies: 104
    • Views: 3,487
    01-11-18, 09:16 AM Go to last post
  15. Gas furnace and residential service calc

    Started by Tom Bryant, 01-10-18 12:24 AM
    • Replies: 5
    • Views: 258
    01-10-18, 04:48 PM Go to last post
  16. Stepping up from 480Y/277V to 12470Y/7200V

    Started by Shujinko, 01-08-18 06:33 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 503
    01-10-18, 04:26 PM Go to last post
  17. Nec 220.61 neutral calculation

    Started by codequestion, 01-09-18 07:07 PM
    • Replies: 2
    • Views: 171
    01-09-18, 08:56 PM Go to last post
  18. Fast Delta Calc

    Started by Toros, 01-08-18 03:00 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 512
    01-09-18, 07:51 PM Go to last post

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