Mike Holt

Mike
Holt
NEC Trainer / Consultant,
Mike Holt Enterprises
710

Mike earned a masters degree in the Business Administration Program (MBA) from the University of Miami. He earned his reputation as a National Electrical Code (NEC) expert by working his way up through the electrical trade. Formally a construction editor for two different trade publications, Mike started his career as an apprentice electrician and eventually became a master electrician, an electrical inspector, a contractor, and an educator. Since 1975, he has provided custom in-house seminars for groups such as IAEI, NECA, ICBO, IBM, AT&T, Motorola, and the U.S. Navy. Mike has taught more than 1,000 classes on 30 different electrical-related subjects — ranging from alarm installations to exam preparation and voltage drop calculations. He continues to develop seminars, videos, books, and software as well as contributing monthly Code content to EC&M magazine.

Articles
Code Q&A: Luminaires in Bath and Shower Areas  4
Q. What are the Code rules for luminaires installed in bathtub and shower areas?
Proper Size Grounding Electrode Conductor
Grounding electrode conductor sizes for use in AC systems
Elevator Machine or Control Room Wiring Requirements
Article 620 covers the installation of electrical equipment and wiring used in connection with elevators, dumbwaiters, escalators, moving walks, platform lifts, and stairway lifts.
Load Calculation Requirements for Shore Power Receptacles
The load calculation requirements for service and feeder conductors can be found in Sec. 555.12.
Sealing and Drainage Requirements for Type MI Cable
Part II of Article 501 outlines the requirements for wiring systems installed in Class I, Division 1 and 2 locations.
IMC Support Requirements
Article 342 covers the use, installation, and construction specifications for intermediate metal conduit (IMC) and associated fittings.
Permitted Locations of Multioutlet Assemblies
Article 380 covers the use and installation requirements for multioutlet assemblies.
Overcurrent Protection for Pipe Organs
The installation requirements for pipe organs are outlined in Art. 650 of the 2014 NEC.
Code Q&A: Properly Serving Fixed Electric Space-Heating Equipment 
Q. How are the branch circuit conductors and overcurrent protection sized for fixed electric space-heating equipment? Please provide an example.
NPLFA Circuit Power Source Requirements
Article 760 covers the installation of wiring and equipment of fire alarm systems including all circuits controlled and powered by the fire alarm system.
Conductor Clearance From Building
Section 225.19 outlines the clearance requirements from buildings for conductors 600V and less, nominal.
Step-by-Step Guide to Transformer Installations  3
All you wanted to do was install a 30kVA, 120/208V transformer to supply receptacles in a new office structure on the production floor.
Stumped by the Code? Location of the Service Disconnecting Means 
Q. What are the requirements for the location of the service disconnecting means?
Equipment Secured to Grounded Metal Supports
Part VII of Article 250 focuses on the methods of equipment grounding.
Open Wiring Exposed to Physical Damage
Article 398 covers the use, installation, and construction specifications of open wiring on insulators.

EC&M Learning Center

 

Connect With Us

Sponsored Introduction Continue on to (or wait seconds) ×