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Type: Posts; User: normbac

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  1. Replies
    7$$
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    524

    What is click setup ?

    What is click setup ?
  2. Replies
    9$$
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    307

    After further research the cans do say constant...

    After further research the cans do say constant current led drivers with dual dimming forward and reverse phase And 0-10v
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    9$$
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    307

    After reading more on specs it is a reverse or...

    After reading more on specs it is a reverse or forward phase I am not to familiar with this type of setup it was on the plans to use the sensorswitch dimming photocell so I was researching how...
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    9$$
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    307

    Dimming calculations

    I have a sensorswitch photocell dimming sensor specs state sinks up to 20mA up to 40 dimming ballast @ .5 mA
    the LED cans specs show output at 500mA which is possibly including the driver?
    I...
  5. Replies
    3$$
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    399

    I notice higher failure rate with different...

    I notice higher failure rate with different manufacturers I have never had a failure with RAB led fixtures but those Juno retro from lowes and Home Depot are not the quality of normal Juno...
  6. Thread: 300.11 330.300

    by normbac
    Replies
    1$$
    Views
    330

    300.11 330.300

    Wanted to get some clarity on mc support in a tbar ceiling with drop in panels 330.30 says 6ft max for no support and connectors may be used at luminare for support. If the distance between...
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    11$$
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    1,142

    Are the breakers that trip all on the same buss ...

    Are the breakers that trip all on the same buss if so swap on opposite buss and see if it is one leg causing issue meg that leg check connection see if it is loose 'heating up buss etc
  8. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Disregard found answer under 250-30

    Disregard found answer under 250-30
  9. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Yes have 08 on computer Old brain needs...

    Yes have 08 on computer Old brain needs pictures (mike holt style) or people like you guys explaining over and over
    So at sds i need to find a gec or does the egc from the gear to xformer work
  10. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Ok starting to get this (starting) :) Sds ...

    Ok starting to get this (starting) :) Sds bonding should only be if the steel, or water is considered an electrode ?? Water would normally be bonded at the gear and therefore does not need bond...
  11. Thread: Flex bond

    by normbac
    Replies
    14$$
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    1,236

    Yes water runs right by it so should i bond it...

    Yes water runs right by it so should i bond it per 250.66
    also can elaborate on gas not needing bond
  12. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Yes there is column support Can you advise on...

    Yes there is column support Can you advise on water and gas
  13. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    I am getting my primary from existing exterior...

    I am getting my primary from existing exterior switchgear that is feeding two units same structure. the steel truss is bolted onto block wall ( cmu) how do I determine if it qualifies as ges Also...
  14. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Thanks another quick question I am confused on...

    Thanks another quick question I am confused on whether to Bond the gas pipe actuall bonding in general. I was going to bond the case from xo and the building steel truss but should I also bond the...
  15. Thread: Flex bond

    by normbac
    Replies
    14$$
    Views
    1,236

    Flex bond

    have a indoor D/Y 120/208 transformer about four foot above the panels. I was going to use
    2 in. aluminum flex from the 400 amp 480/277 MDP on the primary and also 4in. Flex on the secondary...
  16. Replies
    31$$
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    2,168

    I went on a service call years ago and the owner...

    I went on a service call years ago and the owner complained of sparks at an outdoor duplex receptacle no cover. I walked up to it, gave it a nudge and without exaggeration a large flame shot out at...
  17. Thread: 500 McM puller

    by normbac
    Replies
    13$$
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    1,376

    2000 lb

    2000 lb
  18. Thread: 500 McM puller

    by normbac
    Replies
    13$$
    Views
    1,376

    disregard thread I misread pullers specs It is...

    disregard thread I misread pullers specs It is rated for this pull
  19. Thread: 500 McM puller

    by normbac
    Replies
    13$$
    Views
    1,376

    500 McM puller

    I have to pull 500 McM cu x 4 in 4 in conduit 2 sweeps underground and 2 overhead 260 ft I have a greenlee UT2 tugger it is not rated for this pull but I was wondering if anyone has used this size...
  20. Replies
    40$$
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    4,726

    Do you see the irony. Every post on this forum...

    Do you see the irony.
    Every post on this forum would need only one reply if questions had easy answers.
  21. Replies
    21$$
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    1,756

    Did you check breakers. make sure they are tight...

    Did you check breakers. make sure they are tight or try replacing. Try putting a load then retry without load again.
  22. Thread: Jamb switch

    by normbac
    Replies
    3$$
    Views
    517

    Jamb switch

    Plans show door jamb switch. Jamb is commercial door metal jamb. my concern with using high or low volt switch is that it will protrud and cause door closing issues. With wood jamb it can be...
  23. Replies
    11$$
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    1,286

    for light commercial indoor I use a Spider box...

    for light commercial indoor I use a Spider box and festoon with flourescent bulbs generals I work for want temp in bid If temp pole is needed General handles it.
  24. Replies
    69$$
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    7,959

    Ditto this is good advise I am in shock that you...

    Ditto this is good advise I am in shock that you don't see the liabilities that WILL come your way. your post itself is admissible in court. Aside from liabilities do you want your family on the...
  25. Thread: 2/0 200 amp cb

    by normbac
    Replies
    3$$
    Views
    364

    2/0 200 amp cb

    I am working on an TI at a strip mall and the store is fed from a 200 amp CB from lower level switch gear to a transformer disco in store. Transformer is a 3 wire 480 to 120/208 Delta Y that...
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