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  1. Replies
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    POCO request temporary load calculation

    THe POCO has requested a temporary load calculation. Does any have experience doing a temporary load calculation for the service. I am not familiar with temporary loads I usually get a temporary cut...
  2. Thread: bonding jumper

    by mannyb
    Replies
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    would I need to install SBJ at Pull box and MDP...

    would I need to install SBJ at Pull box and MDP for each conduit or just MDP?
  3. Thread: bonding jumper

    by mannyb
    Replies
    4$$
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    378

    bonding jumper

    whats would be the service bonding jumpers for 6 parallel runs of 600mcm for a 2500a service Is it 1/0 copper from table for 600mcm? I will have a pull box between the CT can and switchboard> would...
  4. Thread: 1200a feeder

    by mannyb
    Replies
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    1200a feeder

    I have a 1200a H1 panel sections 1 and 2. Section 1 is the 1200a breaker that will feed a section 2 that will house all the breakers. Is there any requirements for installing the switch in electrical...
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    Its a typical metal building that will have...

    Its a typical metal building that will have warehouse on 1st floor and home 2nd floor. I hope that helps.If you saw it from the street you wouldnt know someone lived there.
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    The specs are vague. I only see where it says...

    The specs are vague. I only see where it says conduit if to be exposed needs to be emt. The other requirements are you can have more than 9 circuits in conduit and any 20a circuit longer than 100'...
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    home and warehouse

    a current [bid is for 2 story building where home will be on above and business or warehouse below. i am not sure how that works for both but my question is IS this a commercial job with conduit and...
  8. Thread: detail G

    by mannyb
    Replies
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    401

    I have 2 separate building BLDG 1 will have the...

    I have 2 separate building BLDG 1 will have the main distribution and BLDG 2 will have feeder from building 1. Would I Have to install a second concrete encased electrode at second building if...
  9. Thread: detail G

    by mannyb
    Replies
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    NEC 250.52 4 says it must encircle the entire...

    NEC 250.52 4 says it must encircle the entire building but also says with at least 20' at 30'' deep of bare coppe but you are saying that it must encircle the entire building? I would also ground...
  10. Thread: detail G

    by mannyb
    Replies
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    detail G

    I have a set of drawings for a new building. It shows to install a ground ring at service. Is the ground RING only required to be 20'long and its considered a ground ring? The definition kinda throws...
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    pull box vs Wire ways

    are the requirements same the for sizing a wireway vs a J boxes? I need to install 6-4'' conduits going in and 6-4'' coming out. I want to use a24x24x96 wire way. ?
  12. Thread: Switchboards

    by mannyb
    Replies
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    You are correct. It doesnt hurt to ask. I always...

    You are correct. It doesnt hurt to ask. I always get different opinions and suggestions on a particular situation. I was hoping for an idea on how to approach. I really appreciate the help.
  13. Thread: Switchboards

    by mannyb
    Replies
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    Switchboards

    We have a switchboard that will be side feed conduit from the side opposed to being feed from bottom. The switchboard will sit back against the wall and left side against the wall also. Can I remove...
  14. Thread: pull box

    by mannyb
    Replies
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    pull box

    I have 6-4'' conduits to enter side of pull box. I will exit the back of the pull box. Does that mean I need a 4x6 =24+20= 44'' pull box? so minimum size pull box would be 48x48x18'' I will be...
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    I guess my question should have said who has...

    I guess my question should have said who has experience installing DC lighting inside the MRI room. I learned that all electrical going into room goes thru a specifically designed hatch plate made of...
  16. Thread: LED lighting

    by mannyb
    Replies
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    Thanks for info.

    Thanks for info.
  17. Thread: CT can

    by mannyb
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    The CT can does say 5-500mcm per phase. I am not...

    The CT can does say 5-500mcm per phase. I am not sure why if its a 2500a CT but maxs out at 5-500mcm
  18. Thread: LED lighting

    by mannyb
    Replies
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    615

    LED lighting

    We have some led strip lights at bottom of a wall. The wall is about 4'' from floor. The led strips will be install on surface of under wall. I have installed a few led strip with drivers before but...
  19. Thread: CT can

    by mannyb
    Replies
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    CT can

    We want to install 6-4'' conduits into a 30'' x 90'' long 2500a Bussed CT 10'' deep. I am worried about the penetrations into and out of CT can. I will have 6 going in and 6 coming out. Is that 30''...
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    Good Question. I will see if thats the case.

    Good Question. I will see if thats the case.
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    temp power oneline

    The POCO is requesting we provide a Meter Loop Oneā€Line Diagram one each for temp & permanent service. I get the permanent service but the temp service isnt on drawings. Has anyone ever had to submit...
  22. Thread: 2500a bussed ct

    by mannyb
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    2500a bussed ct

    does the EC normally install the line side of the bussed CT if its feed from a service gutter?
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    like you mention I never giave it much thought...

    like you mention I never giave it much thought because it was already installed 120/208v> This will be a 3phase 480v breaker not sure if control will be 277v? I have only delt with 120/208 or 240v
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    shunt trip breaker wiring

    can the wiring for a shunt trip breaker run in separate conduit from same panel ? or must they run in separate conduit? I havent installed many shunt trip breakers so I am trying to determine the...
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    MRI room Lighting

    Has amyone had experience with MRI Room lighting requirements? I as told that the lighting in the MRI room needed to be DCv lighting because the MRI equipment will interfere with 120 or 277 lighting....
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