Article 690 Terminology

Solar Photovoltaic Systems Part 1 – Article 690 based on the 2014 NEC by Mike Holt   By Mike Holt, NEC Consultant   Though it covers solar power systems, Article 690 is not light reading. Article 690, consisting of eight Parts, applies to Photovoltaic (PV) electrical energy systems, array circuit(s), inverter(s), and charge controller(s) for […]

Electrical Exam Prep Tip #102- NEC Layout

Helpful Tip # 102 There is simply no substitution for not knowing and understanding the LAYOUT of the basic framework of the National Electrical Code® book. Knowing the breakdown of Chapter Two, for example, will help you quickly find an answer that deals with minimum layout and receptacle placements, or load calculation questions.     […]

Electrical Exam Prep Tip #101- Read Questions

  Helpful Tip #101 Always read not only the question itself, but also read ALL four of the ANSWERS. Often times the question itself does not contain enough information to be able to ascertain the correct article or location in the Code book, but the answers will be a good clue to where the correct […]

Electrical Exam Prep Tip #100- Tricky Questions

  Helpful Tip #100 With the PSI exam, reading the question word for word exactly is extremely important.  Many questions are very to tricky, pay attention to wording variations. Reading the applicable NEC Article or code statue is a must, reading the question backwards is one terrific tool.  Reading the question backwards will trick your […]

Electrical Exam Prep Tip #101- Read Questions

  Helpful Tip #101 Always read not only the question itself, but also read ALL four of the ANSWERS. Often times the question itself does not contain enough information to be able to ascertain the correct article or location in the Code book, but the answers will be a good clue to where the correct […]

Electrical Exam Prep: Reduce Frustration

Did you know there are ways to study and prepare for the licensing exam without spending thousands of dollars or more?  It seems that everywhere you turn someone is asking for almost your entire paycheck just to learn something you already know how to do.  Heck, that’s how you earned that paycheck in the first […]

Electrical Exam Prep Tip #107 – Exam Questions

  Helpful Tip # 107 One of the key items about the PSI exam in Texas is that the test writers are very specific with the phraseology and wording of both a test question and the answer. One critical component that you have to pay attention to; is literally, how does your answer matchup word […]

3 NEC Charts-Compilation for Electricians

  Today we are sharing with you 3 NEC Charts that James Boone from www.PowerSoftEng.com has graciously shared.     He has been researching over the years and has put together cheat sheets for us all to use.   “All of the things recorded in these charts are accumulated knowledge and research in many areas […]