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    There are some variables such as the Code cycle...

    There are some variables such as the Code cycle involved and the load on the panel. Since the panel does not carry the full load of the residence the use of 310.15(B)(*) allowing a 4/0 AL or 2/0 Cu...
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    If total cost (material & labor) was not a...

    If total cost (material & labor) was not a factor, I would recommend fusible for the reason you stated. I have seen far more breakers needing replacing than I have fusible disconnects.
  3. Thread: Ampacity

    by augie47
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    785

    As a further step in you education, after you...

    As a further step in you education, after you look at 310.15(B)(3)(a) take a peek at 110.14(C). It does not change you answer on ampacity but it' an often overlooked section when selecting...
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    Among other issues I think 300.3(B) and 200.4...

    Among other issues I think 300.3(B) and 200.4 would play a role
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    :thumbsup:

    :thumbsup:
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    If depth is your only problem (you have extra...

    If depth is your only problem (you have extra width), they make a shallow box with a side compartment which gives you more cu in.

    I don't have access to that cat # at the moment
  7. I hear that a lot !!! When Art 338 was changed...

    I hear that a lot !!!
    When Art 338 was changed the chairman of CMP1 was holding a IAEI seminar and he taught that 338.10 trumped 310.15. His opinion was not widely accepted (except for those of us...
  8. Thread: MC Cable

    by augie47
    Replies
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    MC Cable

    An installation consists of PVC Enclosures with standard corrugated sheath MC run between the enclosures. I am of the opinion that steps must be taken to bond the MC based on 250.86. Any input ?
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    :thumbsup:

    :thumbsup:
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    :D:D:D:D ROFL

    :D:D:D:D ROFL
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    Applying the exception would also require...

    Applying the exception would also require "monitored by qualified individuals" so dad would need to be there 24/7 :)
    Enforcement of the requirement or allowing the exception would be a call for the...
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    Commercial Dishwasher

    Contractor question by phone... directed here to see your opinions '11 Code applicable..
    Caller has question about disconnects on a commercial dishwasher...
    HP is greater than 1/8. Heating is...
  13. Thread: PVC Conduit

    by augie47
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    Actually this was a "pass along" question from an...

    Actually this was a "pass along" question from an "lurker" and the person initiating it was using Table 4 since it was conductors of different sizes.
    If I recall correctly, Type A PVC is listed for...
  14. Thread: PVC Conduit

    by augie47
    Replies
    6$$
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    PVC Conduit

    In Chapter 9, Table 4, there are four Tables listed for PVC Conduit, One is Sch 80, One is Type EB, One is Sch 40 & HDPE and One is Type A, Sch 40.
    Which Table applies to the "standard" Sch 40...
  15. Thread: Tap rule

    by augie47
    Replies
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    Everything is up to the Authority Having...

    Everything is up to the Authority Having Jurisdiction :-)
    If your conductors terminate at an overcurrent device, I'd lean toward accepting it but I have found Iwires opinions to be very sound so I...
  16. Thread: Tap rule

    by augie47
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    15$$
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    devil's advocate here... if the second device is...

    devil's advocate here... if the second device is protected by a set of fuses would the circuit not then also be a feeder ?
    Can it be both ?
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    There are many products available to handle the...

    There are many products available to handle the task. Here is one of them http://bondsafe680.com/inground.html
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    see it required and installed without requirement...

    see it required and installed without requirement occasionally ... also occasionally see jobs where it would have been a good idea...
    It is actually rare these days for me to see MWBC but that may...
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    As noted.. review 680.26 One thing you will...

    As noted.. review 680.26
    One thing you will find is no mention of any ground rod. You are bonding ie: connecting parts together, you are not grounding.
    What voltage is the light fixture ? Many...
  20. Generally conductors must be protected per their...

    Generally conductors must be protected per their ampacity or meet the 240.21 tap rules. Does the UPS provide any over-current protection for the conductors supplying the panel ?
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    As far as the NEC, 230.70 requires the service...

    As far as the NEC, 230.70 requires the service disconnect to be at a readily accessible location either outside or" inside nearest the point of entrance of the service conductors." If it is...
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    Help me out a little, Dennis. This may be a case...

    Help me out a little, Dennis.
    This may be a case of gus' early stage Alzheimer's and it's certainly a case of Gus only having a draft of 2014 (since TN is still on '08) but in the draft in...
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    The bonding jumper required by 250.64(E) is...

    The bonding jumper required by 250.64(E) is required to be the same size (or larger) as the grounding electrode conductor.
    If those are grounding electrode conductors, then it appears your jumper is...
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    The exception to 680.25(A) seems to allow the...

    The exception to 680.25(A) seems to allow the installation describe.
  25. Thread: New panel box

    by augie47
    Replies
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    IMO, NEC 110.27 requires that live parts be...

    IMO, NEC 110.27 requires that live parts be guarded against accidental contact so a cover is normally required. 110.3(B) requires the equipment be "APPROVED" which, in the case of a a panel, would...
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