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Forum: Hazardous (Classified) Locations

  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. Moved: Arc fault blast

    Started by ac.electric, 07-03-18 08:46 PM
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    • Replies: 4
    • Views: 340
    07-03-18, 07:56 AM Go to last post
  2. cable in conduit cable end seals

    Started by Wire-Smith, 05-28-18 02:38 PM
    9 Pages
    1 2 3 ... 9
    • Replies: 81
    • Views: 2,620
    06-28-18, 05:58 PM Go to last post
  3. Seal offs in Class 1, Div. 2 areas.

    Started by bandylb18, 06-27-18 11:23 AM
    • Replies: 3
    • Views: 211
    06-28-18, 12:02 AM Go to last post
  4. Ventilation System for CID2

    Started by fifty60, 06-18-18 07:58 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 1,258
    06-26-18, 08:50 PM Go to last post
  5. TEFC motors in Class I, Divison 2

    Started by don_resqcapt19, 06-22-18 07:55 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 605
    06-26-18, 01:46 PM Go to last post
  6. Using a threaded Union in C1D2 location?

    Started by sw_ross, 06-20-18 08:42 AM
    • Replies: 1
    • Views: 234
    06-20-18, 12:05 PM Go to last post
  7. Semantics of "Area Classification" and who should determined Areas

    Started by MrJLH, 12-05-17 03:45 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 45
    • Views: 4,923
    06-19-18, 10:47 PM Go to last post
  8. Questions an above ground fuel tank

    Started by sw_ross, 06-19-18 08:16 PM
    • Replies: 2
    • Views: 226
    06-19-18, 10:40 PM Go to last post
  9. 501.10(B)(1) Terminated with Listed Fittings

    Started by fifty60, 06-11-18 09:07 AM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 996
    06-15-18, 06:38 PM Go to last post
  10. Level Switch Listing Requirements

    Started by nhee2, 06-15-18 11:07 AM
    • Replies: 3
    • Views: 331
    06-15-18, 03:10 PM Go to last post
  11. 500.8(B)(3) Suitability of Equipment

    Started by fifty60, 06-14-18 11:06 AM
    • Replies: 5
    • Views: 408
    06-14-18, 04:57 PM Go to last post
  12. Temperature sensor in hazardous area

    Started by zai, 06-12-18 11:05 AM
    • Replies: 3
    • Views: 393
    06-14-18, 12:13 PM Go to last post
  13. Difference between 2014 NFPA 70 and 2017 NFPA 70

    Started by zai, 06-13-18 02:23 PM
    2014 nfpa 70, 2017 nfpa 70, simple apparatus
    • Replies: 0
    • Views: 240
    06-13-18, 02:23 PM Go to last post
  14. Class DIV1&2 free air nipple

    Started by pgallia, 06-12-18 10:22 AM
    • Replies: 5
    • Views: 387
    06-12-18, 12:47 PM Go to last post
  15. 24VDC Power Supply in a Class I Div II Area

    Started by Aubrey M, 06-08-18 10:29 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 786
    06-11-18, 09:20 AM Go to last post
  16. ANSI/ISA 12.12.01-2000

    Started by fifty60, 06-08-18 05:03 PM
    • Replies: 0
    • Views: 244
    06-08-18, 05:03 PM Go to last post
  17. Class 1 Div 1 Wire

    Started by Rocket M, 06-08-18 09:59 AM
    • Replies: 6
    • Views: 578
    06-08-18, 12:24 PM Go to last post
    • Replies: 5
    • Views: 837
    06-07-18, 06:11 PM Go to last post
  18. 501.105 (B)(3) Meters, Instruments, Relays

    Started by fifty60, 06-07-18 11:39 AM
    • Replies: 8
    • Views: 498
    06-07-18, 03:05 PM Go to last post

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