ECM Buyers' Guide

Code Q&A


Code Q&A 

Sep 9, 2010, By Mike Holt

Q. How many neutral wires can I install on a single terminal in a panelboard?...

Code Q&A 

Aug 26, 2010, By Mike Holt

Q. Is the electrical wiring system used to feed ceiling fixtures allowed to be supported by the ceiling support wires?...

Code Q&A 

Aug 12, 2010, By Mike Holt

Q. What are the AFCI protection requirements for dwelling units?...

Stumped by the Code? 

Aug 1, 2010, By Mike Holt, NEC Consultant

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

Code Q&A 

Jul 22, 2010, By Mike Holt

Q. What are the requirements when installing 15A, 125V duplex receptacles on a 20A, 120V circuit?...

Code Q&A 

Jul 8, 2010, By Mike Holt

Q. What are the requirements when replacing 2-wire receptacles?...

Code Quandaries 

Jul 1, 2010, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

Jun 24, 2010, By Mike Holt

Q. What are the disconnecting means requirements for a water heater?...

Code Q&A 

Jun 10, 2010, By Mike Holt

Q. What are the grounding requirements for a generator mounted on a vehicle?...

Stumped by the National Electrical Code (NEC)? 

Jun 1, 2010, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

May 20, 2010, By Mike Holt

Q. Can I use SER cable in a 4-story multifamily dwelling?...

Code Q&A 

May 6, 2010, By Mike Holt

Q. Can you please go over the basic rules for feeder taps?...

Code Quandaries, May 2010 

May 1, 2010, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

Apr 22, 2010, By Mike Holt

Q. What are the feeder conductor requirements when wiring a pool house?...

Code Q&A 

Apr 8, 2010, By Mike Holt

Q. Can a receptacle that is installed on the exterior side of an attached garage be used as the required outdoor receptacle for a dwelling unit, or must that receptacle be mounted on the house itself?...

Code Quandaries 

Apr 1, 2010, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

Mar 25, 2010, By Mike Holt

Q. In an EMT installation, does the equipment grounding conductor need to be connected to each junction box if the boxes contain no splices (the conductors are pulled straight through)?...

Stumped by the Code? 

Mar 25, 2010, By Mike Holt for EC&M Magazine

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

Mar 11, 2010, By Mike Holt

Q. Can a receptacle be used as a splicing device?...

Code Quandaries 

Mar 1, 2010, By Mike Holt, NEC Consultant

Your most pressing National Electrical Code (NEC) questions answered. All questions and answers are based on the 2008 NEC...

Code Q&A 

Feb 18, 2010, By Mike Holt

Q. If I run PVC between the meter and service disconnect, is an equipment grounding conductor required?...

Code Q&A 

Feb 4, 2010, By Mike Holt

Q. Is there a Code rule that says you cannot store items in the electrical room?...

Code Q&A 

Jan 21, 2010, By Mike Holt

Q. What are the bonding requirements for transformers?...

Code Q&A 

Jan 7, 2010, By Mike Holt

How many feet of track lighting can I install on a 20A circuit?...

Stumped by the Code? 

Jan 1, 2010, By Mike Holt, NEC Consultant

Q. Do I need a grounding conductor for a pole light, or is the ground rod good enough? ...

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product spotlight

Emergency lighting controls

Feb 9, 2012 8:40 AM

Emergency lighting controls

The UL924 emergency lighting control relay (ERC) mounts in the ceiling and features an automatic diagnostic feature ...

View all 2012 Product Spotlights

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