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Forum: Open Discussion Electrical

As stated, this is where you can openly discuss Electrical items and issues. Please be aware of our DIY rules.

  1. Normal Thread Normal Threads

  2. Good resource for differences between auto and isolated transformers

    Started by LandFish, 02-07-2019 07:48 PM
    • Replies: 1
    • Views: 373
    beenthere
    02-08-2019, 06:35 AM Go to last post

  3. Methods for calculation

    Started by ranitupe, 01-21-2019 12:07 AM
    • Replies: 4
    • Views: 676
    ranitupe
    01-24-2019, 12:21 AM Go to last post

  4. role of power supply

    Started by ranitupe, 01-19-2019 05:52 AM
    • Replies: 4
    • Views: 279
    BBeerme
    01-21-2019, 11:18 AM Go to last post

  5. Role Of Rack

    Started by ranitupe, 01-08-2019 12:48 AM
    • Replies: 2
    • Views: 365
    ranitupe
    01-19-2019, 05:54 AM Go to last post

  6. Wire size.

    Started by sigma, 10-31-2018 07:17 PM
    • Replies: 2
    • Views: 1,580
    Ptierneysunset
    01-09-2019, 11:31 PM Go to last post

  7. "For Fixture Support"

    Started by HVAC_Marc, 09-14-2018 12:35 PM
    • Replies: 5
    • Views: 1,877
    HVAC_Marc
    09-14-2018, 03:33 PM Go to last post

  8. Blown fuses in turbocor compressor

    Started by Ajit Lokhande, 08-08-2018 12:29 PM
    • Replies: 1
    • Views: 1,579
    servicefitter
    08-09-2018, 07:24 PM Go to last post

  9. Motor Age Help

    Started by ChicagoEng, 05-04-2018 02:51 PM
    • Replies: 9
    • Views: 2,532
    ChicagoEng
    05-11-2018, 07:54 AM Go to last post

  10. Wiring a combination switch

    Started by Blastbark, 04-27-2018 11:15 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,426
    DavidDeBord
    04-29-2018, 02:33 PM Go to last post

  11. ACH550 brake chopper activation

    Started by HPCBOB, 04-16-2018 11:16 AM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 1,386
    HPCBOB
    04-20-2018, 12:23 PM Go to last post

  12. Talking Have some old metasys/johnson controls

    Started by AJS HVAC, 04-10-2018 12:48 AM
    • Replies: 0
    • Views: 758
    AJS HVAC
    04-10-2018, 12:48 AM Go to last post

  13. Key switch enable/disable elevator call button - Why?

    Started by dolson, 03-26-2018 08:11 PM
    • Replies: 6
    • Views: 1,177
    HVAC_Marc
    03-31-2018, 11:38 PM Go to last post

  14. pigtail 3 #12 wire then single #12 wire go to 15 amp breaker legal

    Started by pony, 04-10-2014 02:27 PM
    • Replies: 10
    • Views: 3,877
    billygoat22
    03-23-2018, 09:18 PM Go to last post

  15. "Approved" filling material- 300.7

    Started by nchvac, 03-12-2018 12:27 PM
    • Replies: 1
    • Views: 856
    lytning
    03-13-2018, 07:45 PM Go to last post

  16. Induced current or shorted wire

    Started by Chris4u13, 03-12-2018 09:03 AM
    • Replies: 5
    • Views: 873
    HVAC_Marc
    03-13-2018, 01:06 PM Go to last post

  17. Question Not home related, but for my riding mower...

    Started by pacnw, 03-01-2018 12:40 AM
    • Replies: 8
    • Views: 1,068
    ga-hvac-tech
    03-06-2018, 03:03 PM Go to last post

  18. Backfeeding transformer for shop power

    Started by Supa-Heat, 03-03-2018 11:58 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,353
    HVAC_Marc
    03-04-2018, 06:24 PM Go to last post

  19. Elect Apprenticeship

    Started by B.A.Hayes57, 06-18-2017 07:11 PM
    • Replies: 2
    • Views: 764
    Fridgieguy
    06-21-2017, 11:13 PM Go to last post

  20. 24VAC not present on residential ICP condenser: Help!

    Started by Fridgieguy, 06-16-2017 01:26 PM
    • Replies: 2
    • Views: 858
    Fridgieguy
    06-19-2017, 10:32 AM Go to last post

  21. Garbage dispsal and dishwasher

    Started by ckartson, 05-20-2017 05:46 PM
    • Replies: 11
    • Views: 1,958
    madhat
    06-11-2017, 09:10 AM Go to last post

  22. Single phased transformer

    Started by The Turtleman, 06-07-2017 10:12 PM
    5 Attachment(s)
    • Replies: 1
    • Views: 742
    The Turtleman
    06-07-2017, 10:42 PM Go to last post

  23. Capacitor quality and durability

    Started by Opcom, 11-18-2015 09:25 PM
    • Replies: 1
    • Views: 2,045
    alexewing
    05-17-2017, 09:44 PM Go to last post

  24. Interesting electrical issue

    Started by joemach, 05-07-2017 05:45 PM
    • Replies: 4
    • Views: 1,245
    joemach
    05-10-2017, 11:00 PM Go to last post

  25. I lectric heat.

    Started by hvacron, 03-14-2017 07:45 AM
    • Replies: 2
    • Views: 1,572
    hvacron
    05-06-2017, 08:58 AM Go to last post

  26. kansas city electrician

    Started by kc electrician, 04-21-2017 03:46 PM
    • Replies: 1
    • Views: 1,073
    Snaple4
    04-22-2017, 12:15 AM Go to last post

  27. kansas city electrician

    Started by kc electrician, 04-21-2017 03:54 PM
    • Replies: 0
    • Views: 653
    kc electrician
    04-21-2017, 03:54 PM Go to last post

  28. This doesn't seem kosher

    Started by DavidCC, 04-14-2017 11:06 PM
    • Replies: 4
    • Views: 1,180
    DavidCC
    04-15-2017, 12:04 AM Go to last post

  29. Question about fan speed controller.

    Started by Steve Barker, 04-12-2017 07:41 PM
    • Replies: 0
    • Views: 764
    Steve Barker
    04-12-2017, 07:41 PM Go to last post

  30. Electrical skills.

    Started by hvacron, 02-21-2017 08:02 AM
    • Replies: 1
    • Views: 1,474
    Kilg0re
    02-21-2017, 08:02 PM Go to last post

  31. What will be the bandwidth required for a Building Management System(Bacnet Protocol)

    Started by nijo, 08-20-2015 07:23 AM
    • Replies: 1
    • Views: 2,628
    sniperhunter
    01-28-2017, 05:49 AM Go to last post

  32. Too much voltage 246v from power company

    Started by LeroyDriver, 02-20-2013 01:15 PM
    2 Pages •
    1 2
    • Replies: 24
    • Views: 11,306
    sniperhunter
    01-28-2017, 05:25 AM Go to last post

  33. 6 gauge UF broke

    Started by VanMan812, 01-15-2017 11:37 AM
    • Replies: 12
    • Views: 1,998
    VanMan812
    01-15-2017, 08:10 PM Go to last post

  34. intercom system

    Started by jdere, 11-22-2016 07:59 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 1,939
    jdere
    12-12-2016, 08:26 PM Go to last post

  35. Ground wire

    Started by Justin-hvacguy, 07-24-2016 05:05 PM
    1 Attachment(s)
    • Replies: 2
    • Views: 1,873
    timebuilder
    11-13-2016, 01:45 PM Go to last post

  36. What if the neutral wire is not grounded at all ?

    Started by thescript, 09-10-2015 11:56 AM
    • Replies: 6
    • Views: 3,280
    timebuilder
    11-13-2016, 12:33 PM Go to last post

  37. Hmm 2 Phase Roof Top Units?

    Started by Bazooka Joey, 01-21-2016 06:14 PM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 5,268
    timebuilder
    11-13-2016, 12:15 PM Go to last post

  38. Confused Mini greenhouse temperature controll

    Started by Eirikki, 09-29-2016 09:00 AM
    2 Pages •
    1 2
    • Replies: 20
    • Views: 3,737
    HVAC_Marc
    10-04-2016, 05:00 PM Go to last post

  39. 3 Phase Voltage question.

    Started by budman21901, 08-19-2016 07:22 PM
    • Replies: 9
    • Views: 2,838
    budman21901
    08-22-2016, 07:24 PM Go to last post

  40. How to convert from aluminum to copper before air handler

    Started by WarstlerFurnace, 06-05-2016 10:34 PM
    3 Attachment(s)
    • Replies: 5
    • Views: 3,709
    mallron
    08-21-2016, 11:04 PM Go to last post

  41. Going from Air Handler to Gas Furnace 220 to 110 grounding question

    Started by WarstlerFurnace, 08-02-2016 04:59 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 1,643
    jnewton
    08-13-2016, 08:19 PM Go to last post

  42. 265 V. Whats up with this?

    Started by jdwendling, 08-09-2016 09:49 PM
    • Replies: 8
    • Views: 1,790
    jtrammel
    08-11-2016, 09:22 PM Go to last post

  43. Rental Chiller Amps to Ground.

    Started by Sicofthis, 11-30-2015 10:00 AM
    • Replies: 5
    • Views: 4,292
    Sicofthis
    07-07-2016, 09:47 AM Go to last post

  44. INstalled -- Sq. D

    Started by QualityAssure, 07-04-2016 10:40 PM
    • Replies: 0
    • Views: 1,442
    QualityAssure
    07-04-2016, 10:40 PM Go to last post

  45. Delta systems specifically a 4 wire one.

    Started by Ernest Crossman, 05-03-2016 02:11 AM
    • Replies: 3
    • Views: 1,984
    Ernest Crossman
    06-01-2016, 06:16 PM Go to last post

  46. Multi Gang switch boxes.

    Started by madhat, 04-30-2016 08:12 AM
    • Replies: 0
    • Views: 1,395
    madhat
    04-30-2016, 08:12 AM Go to last post

  47. Water Proof Wire nut goop.

    Started by madhat, 03-08-2016 09:36 PM
    • Replies: 3
    • Views: 2,308
    madhat
    03-10-2016, 11:47 PM Go to last post

  48. HVAC automation final year project

    Started by adriansan93, 03-05-2016 06:05 PM
    • Replies: 0
    • Views: 1,996
    adriansan93
    03-05-2016, 06:05 PM Go to last post

  49. Angry Thru Wall PTAC Unit Closet Clearance (Need Help)

    Started by CoolJames, 02-27-2016 10:03 AM
    • Replies: 2
    • Views: 1,902
    CoolJames
    02-28-2016, 09:23 AM Go to last post

  50. WAC RCW rules

    Started by pacnw, 02-09-2016 06:26 PM
    • Replies: 5
    • Views: 2,607
    buttwheat
    02-12-2016, 01:20 AM Go to last post

  51. Conduit size, wire type

    Started by pacnw, 02-05-2016 10:26 PM
    • Replies: 8
    • Views: 2,896
    jtrammel
    02-06-2016, 10:27 AM Go to last post
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