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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. Ventilation System for CID2

    Started by fifty60, 06-18-18 07:58 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 324
    06-20-18, 01:10 PM Go to last post
  2. Using a threaded Union in C1D2 location?

    Started by sw_ross, 06-20-18 08:42 AM
    • Replies: 1
    • Views: 97
    06-20-18, 12:05 PM Go to last post
  3. 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: 4,416
    06-19-18, 10:47 PM Go to last post
  4. Questions an above ground fuel tank

    Started by sw_ross, 06-19-18 08:16 PM
    • Replies: 2
    • Views: 90
    06-19-18, 10:40 PM Go to last post
  5. 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: 643
    06-15-18, 06:38 PM Go to last post
  6. Level Switch Listing Requirements

    Started by nhee2, 06-15-18 11:07 AM
    • Replies: 3
    • Views: 157
    06-15-18, 03:10 PM Go to last post
  7. 500.8(B)(3) Suitability of Equipment

    Started by fifty60, 06-14-18 11:06 AM
    • Replies: 5
    • Views: 224
    06-14-18, 04:57 PM Go to last post
  8. Temperature sensor in hazardous area

    Started by zai, 06-12-18 11:05 AM
    • Replies: 3
    • Views: 230
    06-14-18, 12:13 PM Go to last post
  9. 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: 125
    06-13-18, 02:23 PM Go to last post
  10. Class DIV1&2 free air nipple

    Started by pgallia, 06-12-18 10:22 AM
    • Replies: 5
    • Views: 191
    06-12-18, 12:47 PM Go to last post
  11. 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: 505
    06-11-18, 09:20 AM Go to last post
  12. ANSI/ISA 12.12.01-2000

    Started by fifty60, 06-08-18 05:03 PM
    • Replies: 0
    • Views: 124
    06-08-18, 05:03 PM Go to last post
  13. Class 1 Div 1 Wire

    Started by Rocket M, 06-08-18 09:59 AM
    • Replies: 6
    • Views: 375
    06-08-18, 12:24 PM Go to last post
    • Replies: 5
    • Views: 621
    06-07-18, 06:11 PM Go to last post
  14. 501.105 (B)(3) Meters, Instruments, Relays

    Started by fifty60, 06-07-18 11:39 AM
    • Replies: 8
    • Views: 280
    06-07-18, 03:05 PM Go to last post
  15. cable in conduit cable end seals

    Started by Wire-Smith, 05-28-18 02:38 PM
    9 Pages
    1 2 3 ... 9
    • Replies: 80
    • Views: 1,861
    06-02-18, 02:00 PM Go to last post
  16. 501.15(B) (2) exception questions

    Started by Citrusflight, 05-24-18 07:45 PM
    • Replies: 5
    • Views: 427
    05-31-18, 10:48 AM Go to last post
  17. Ploystyrene Extrusion Die's

    Started by WMBELEDES, 05-15-18 03:52 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 990
    05-20-18, 09:58 PM Go to last post
    • Replies: 5
    • Views: 461
    05-18-18, 02:56 PM Go to last post
  18. Electric car charger near gas dispenser ??

    Started by rhn, 05-11-18 01:26 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 810
    05-14-18, 08:48 AM Go to last post

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