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Type: Posts; User: Coppersmith

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  1. Replies
    3$$
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    195

    Are the inverters synced?

    Are the inverters synced?
  2. Replies
    9$$
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    571

    If non-electricians did a good job, people...

    If non-electricians did a good job, people wouldn't need us. We would all go broke.
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    5$$
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    581

    OK so I've done further research and have...

    OK so I've done further research and have additional questions I have not found answers for.

    The dimmers have both 0-10v dimming wires and line voltage switch leg wires. The LED drivers are...
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    5$$
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    293

    I'm looking at NFPA 72-2013 section 29.6.1 and it...

    I'm looking at NFPA 72-2013 section 29.6.1 and it seems to indicate a smoke alarm can be operated on just a 10 year sealed battery but I'm not sure I'm interpreting this correctly.
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    5$$
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    293

    So not required by code (NEC, life safety,...

    So not required by code (NEC, life safety, building) to be hardwired to AC power?
  6. Replies
    5$$
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    293

    wireless battery smoke detectors?

    Are there any code compliant smoke detectors that are battery only (no hardwire) with a wireless link? This is for a house that is being remodeled.
  7. My current job has an island where they are...

    My current job has an island where they are installing 6" wide bookshelves on each end. They will be boxing in a small section for a receptacle facing in the cabinet door direction.
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    5$$
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    581

    0-10 dimming LED

    I received a specification for a bid asking for 0-10 volt dimming LED lighting which I do not understand. Can someone point me at a tutorial for this type of product? How is installing the circuits...
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    11$$
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    511

    Interesting. The description says they trip to...

    Interesting. The description says they trip to the off position (instead of center). I wonder why.

    They appear to be only 20% more expensive. Less than I thought.
  10. Replies
    11$$
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    511

    Aren't they a lot more expensive? And harder to...

    Aren't they a lot more expensive? And harder to get? Wouldn't it be easier to be able to stop in any big box store and get the breakers you need?
  11. It's worthless unless once you put it on, it...

    It's worthless unless once you put it on, it cannot be removed. :)
  12. Replies
    20$$
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    1,213

    You said this is the condenser and condensers are...

    You said this is the condenser and condensers are outside. You cannot use NM-B in any outside conduit or in the whip. The inside of conduit used outside is considered a wet area. NM is not allowed in...
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    16$$
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    892

    I'm on the 2014 and I like what you are saying....

    I'm on the 2014 and I like what you are saying. When I quoted a price for this thing I was assuming no GFCI was required. Now I'm concerned I'm going to lose money on the install because this...
  14. Replies
    29$$
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    1,610

    I have a similar issue with a client who is...

    I have a similar issue with a client who is purchasing an instant water heater and a jetted tub from china. The documentation he has showed me is horrible. The stuff is going to arrive in a few...
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    16$$
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    892

    Earth leakage circuit breaker?

    My client has a instant water heater that requires an earth leakage circuit breaker. From the description it sounds like a GFCI. Can I use a GFCI in place of an ELCB?
    ...
  16. Replies
    15$$
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    889

    Ah, right. I better stop doing that then....

    Ah, right. I better stop doing that then. Interpreting the NEC is not for the faint of heart.
  17. Replies
    15$$
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    889

    Sound like I have been misinterpreting the...

    Sound like I have been misinterpreting the requirement. I have always stapled with 8" on any non-metallic box. Sounds like anything larger than a one gang box and one gang boxes that have the...
  18. Replies
    5$$
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    369

    So we are debating about derating? I'm for it. :)

    So we are debating about derating? I'm for it. :)
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    10$$
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    602

    Oh, that explains it.

    Oh, that explains it.
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    17$$
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    884

    Did she keep the cable straight while stapling?

    Did she keep the cable straight while stapling?
  21. Replies
    10$$
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    602

    Most of my work is NM in plastic boxes so I'm not...

    Most of my work is NM in plastic boxes so I'm not going to short out the screw against the box, however the ground wire is bare and can easily short the receptacle if I'm not careful when folding the...
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    17$$
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    884

    The instruction manual shows a picture of one guy...

    The instruction manual shows a picture of one guy holding the stapler to another guy's head with a big crossed circle over it i.e. "don't staple someone's head". I guess the people who wrote the...
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    17$$
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    884

    I'm greedy. I insist on saving labor by using the...

    I'm greedy. I insist on saving labor by using the device and also not wasting labor or materials by overusing the device.
  24. Replies
    17$$
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    884

    I'm thinking PowerPoint presentation. :D

    I'm thinking PowerPoint presentation. :D
  25. Replies
    18$$
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    1,626

    This is the best kind of job to bid. The number...

    This is the best kind of job to bid. The number of variables is small. If you can come up with an accurate estimate of the time it takes to perform each of those tasks, it easy to just add up the...
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