Code Q&A 

May 24, 2012, By Mike Holt, NEC Consultant

Q. What labeling does the Code require in regard to arc flash hazard warning?...

Code Q&A 

May 10, 2012, By Mike Holt, NEC Consultant

Q. Does the Code allow metal piping for the interconnection of other grounding electrodes?...

Stumped by the Code? May 2012 

May 1, 2012, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered...

Code Q&A 

Apr 19, 2012, By Mike Holt, NEC Consultant

Q. Is AFCI protection required in hotel guest rooms?

...

Code Q&A 

Apr 5, 2012, By Mike Holt, NEC Consultant

Q. What is the minimum wire bending space requirement for conductors that enter a panel from a metal wireway?...

Stumped by the Code? April 2012 

Apr 1, 2012, 

Code Q&A 

Mar 22, 2012, By Mike Holt, NEC Consultant

Q. What is the Code requirement for a maintenance disconnect serving a spa or hot tub?...

Code Q&A 

Mar 8, 2012, By Mike Holt, NEC Consultant

Q. What is the Code requirement for the emergency shutoff for spas and hot tubs?...

Stumped by the Code? March 2012 

Mar 1, 2012, 

Your most pressing National Electrical Code (NEC) questions answered...

Code Quandaries: Stumped by the Code? February 2012 

Feb 22, 2012, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered...

Code Q&A 

Feb 16, 2012, By Mike Holt

Q. Are you required to bond isolated sections of metal water pipe that are connected to a nonmetallic water piping system?

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Code Q&A 

Feb 2, 2012, By Mike Holt

Q. Is it acceptable to use a 14 AWG conductor for the bonding jumper to a receptacle on a 20A branch circuit?

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Code Q&A 

Jan 19, 2012, By Mike Holt

Q. How is the conductor ampacity for photovoltaic (PV) circuits calculated?...

Code Q&A 

Jan 5, 2012, By Mike Holt

Q. Is an over-counter light in a dwelling unit kitchen allowed to be hardwired to the small-appliance circuit?...

Code Quandaries: Stumped by the Code? January 2012 

Jan 1, 2012, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions ...

Code Q&A 

Dec 22, 2011, By Mike Holt

Q. What are the Code requirements for a concrete-encased electrode?

...

Code Quandaries: Stumped by the Code? December 2011 

Dec 21, 2011, Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered...

Code Q&A 

Dec 8, 2011, By Mike Holt

Q. Are there any Code requirements related to terminals used for the connection of aluminum conductors?

...

Code Quandaries: Stumped by the Code? November 2011 

Nov 22, 2011, Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered...

Code Q&A 

Nov 17, 2011, By Mike Holt

Q. Are lighting outlets in dwelling units allowed on the same circuit as receptacle outlets?

...

Code Q&A 

Nov 3, 2011, By Mike Holt

Q. What are the acceptable wiring methods for photovoltaic (PV) circuits inside buildings/structures?

...

Stumped by the Code? October 2011 

Oct 21, 2011, Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered...

Code Q&A 

Oct 20, 2011, By Mike Holt

Q. When a metal water pipe is used as a grounding electrode, is the concrete encased electrode satisfactory as the supplemental electrode, or is a ground rod still required?...

Code Q&A 

Oct 6, 2011, By Mike Holt

Q. Does the NEC require that replacement receptacles be updated to provide GFCI protection?...

Code Q&A 

Sep 22, 2011, By Mike Holt

Q. Are outlet boxes allowed to be supported by the ceiling framing members of a suspended ceiling system or must independent support wires be added?

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