Texas Electrical Excel

This Article is extracted from Mike Holt’s  Illustrated Guide to Understanding NEC® Requirements for Solar Photovoltaic Systems. Understanding NEC Requirements for Solar Photovoltaic Systems, Based on the 2011 NEC Click here to buy a copy or read more about it.       *Please note in the follwing extraction that  blue underlined text  indicates a 2014 NEC change. Section 690.47 – Grounding Electrode System (A) Alternating-Current PV System Grounding Requirements.  For ac PV systems, a grounding electrode system must be provided in accordance with 250.50 through 250.60, with the ac grounding electrode conductor installed in accordance with 250.64. Figure 690–109 Figure 690–109 (B) Direct-Current PV System Grounding Requirements.  For dc PV systems, a grounding electrode system in accordance with 250.166 for grounded systems, or 250.169 for unground...

Happy Friday! Most of us are ready and eager to start the weekend yesterday.  It's been pretty chilly around the Austin area and I tell you I haven't been happier to see a Friday in a long while.  We are on our way to the Houston seminar and it sure beats hanging out in the cold all week. Many guys have called asking us where they can find the applications for the Texas electrical license.   I know that TDLR updated some forms and got rid of a couple altogether, so I wanted to help corral the important and most frequently used ones into this blog for easy access. Just click on the link for the type of application you need and the application will open as a pdf file. Notice the fees have been reduced by $5. The following fee reductions take effect January 1, 2014 for initial applications and February 1, 2014 for renewals: Master Electrician: Current Initial or Renewal License Fee: $50 NEW Initial or Renewal License Fee: $45 Master Sign Electricia...