Focus on the Code – IAEI Magazine

Questions From the Field

I am having trouble interpreting Section 705.12(D)(3) [NEC 2011] and the ...

Code Questions: 690.64(B)(2)

My main concern for this particular installation is in reference to ...

Sole Connections

Question: At 250.66(A) and (B), the Code refers to a “sole ...

Are there any provisions in the NEC that address the de-energizing of rooftop photovoltaic (PV) wiring in an emergency situation for first responder emergency personnel?

Question Are there any provisions in the NEC that address the ...

What’s Happening to Table 310.15(B)(7)?

Question In the 2011 NEC, does Table 310.15(B)(7) override any ampacity ...

Would addition of the control circuit conductors in one conduit of this power circuit run in parallel be a violation of having the same number of conductors and the same electrical characteristics

Question A parallel conductor branch circuit is run from a switchboard ...

Dry-Type Transformer, Grounding & Bonding Terminations

Question Grounding and bonding termination points in dry-type transformers are seemingly ...

Are there any practical guidelines available to installers and the enforement community with regards to continuous loads?

Question A continuous load is defined as “a load where the ...

Radio equipment that uses a screw-type fastener to bond or attach the grounding conductor to the antenna assembly

Question We have some radio equipment that uses a screw-type fastener ...

Is it code-compliant to install Type NM cable exposed in an attached residential garage? How about a detached garage?

Question Is it code-compliant to install Type NM cable exposed in ...