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National Electrical Code Newsletters
- Bonding and Grounding, based on the 2020 NEC [ March 29th 2021 ]
- Code Video Series - Emergency Systems, Definition [700.2] [ March 8th 2021 ]
- Grounding Electrodes and Grounding Electrode Conductors, based on the 2020 NEC [ February 22nd 2021 ]
- Code Video Series, repeat - Interconnected Electrical Power Production Sources [705.1] [ February 15th 2021 ]
- Grounding Electrode System Requirements, based on the 2020 NEC, resent [ February 8th 2021 ]
- Grounding Electrode System Requirements, based on the 2020 NEC [ February 4th 2021 ]
- Code Video Series - Interconnected Electrical Power Production Sources [705.1] [ February 1st 2021 ]
- Code Video Series - Conductor Insulation [310.4] [ January 25th 2021 ]
- Separately Derived Systems, based on the 2020 NEC [ January 20th 2021 ]
- Code Video Series - Multiwire Branch Circuit [210.4] [ January 18th 2021 ]
- Code Video Series - Bonding, Metal Raceways [250.97] [ January 11th 2021 ]
- Code Video Series - Marina and Boat Dock Leakage Current Measurement Device [555.35(B)] [ January 5th 2021 ]
- Code Video Series - Electric Vehicle Power Transfer System, Scope [625.1] [ December 28th 2020 ]
- Code Video Series - Energy Storage Systems (ESS), Scope [706.1] [ December 14th 2020 ]
- Code Video Series - Arc-Flash Hazard Warning [110.16] [ December 2nd 2020 ]
- The Difference Between Bonding and Grounding - Part 1, based on the 2020 NEC [ November 27th 2020 ]
- Class 2 Circuit Requirements, based on the 2020 NEC [ October 28th 2020 ]
- Code Video Series - Overvoltage Protection, Article 242 [ October 19th 2020 ]
- Class 1 Circuit Requirements, based on the 2020 NEC [ September 28th 2020 ]
- GFCI Protection - 210.8, based on the 2020 NEC [ September 7th 2020 ]
- Fire Pump Systems, based on the 2020 NEC [ August 26th 2020 ]
- Marinas and Boatyards, based on the 2020 NEC [ July 28th 2020 ]
- A/C and Refrigeration Equipment, based on the 2020 NEC [ July 8th 2020 ]
- NEC Questions and Answers, based on the 2020 NEC - June 2020 [ June 16th 2020 ]
- Overvoltage Protection, based on the 2020 NEC [ April 8th 2020 ]
- Load Calculations - Part 2, based on the 2020 NEC [ March 11th 2020 ]
- Load Calculations - Part 1, based on the 2020 NEC [ February 12th 2020 ]
- AFCIs and GFCIs [ January 8th 2020 ]
- General Requirements, based on the 2020 NEC [ December 5th 2019 ]
- Transformer Calculations [ November 6th 2019 ]
- Understanding the NEC Series #7 - Sizing Equipment Grounding Conductor [ September 23rd 2019 ]
- Solar Photovoltaic Systems, based on 2017 NEC - Part 2 [ September 12th 2019 ]
- Understanding the NEC Series #6 - Sizing Conductors 4 AWG and Larger [ August 19th 2019 ]
- Solar Photovoltaic Systems, based on 2017 NEC - Part 1 [ August 8th 2019 ]
- Understanding the NEC Series #5 - Grounding and Bonding of Switches [ July 22nd 2019 ]
- Motor Calculations based on the 2017 NEC - Part 2 [ July 9th 2019 ]
- Understanding the NEC Series #4 - Feeder Conductor Sizing [ June 17th 2019 ]
- Understanding the NEC Series #3 - Swimming Pool Bonding [ May 20th 2019 ]
- Conductor Sizing, based on 2017 NEC - Part 2 [ May 8th 2019 ]
- Understanding the NEC Series #2 - How to Use the NEC [ April 23rd 2019 ]
- Conductor Sizing, based on 2017 NEC - Part 1 [ April 10th 2019 ]
- Understanding the NEC Series #1 - 90.1 Purpose of the NEC [ March 25th 2019 ]
- Sizing Junction Boxes and Pull Boxes, based on the 2017 NEC [ March 6th 2019 ]
- NEC Requirements for Sizing Outlet Boxes, based on 2017 NEC [ February 6th 2019 ]
- Services, based on the 2017 NEC - Part 2 [ January 8th 2019 ]
- Services, based on the 2017 NEC - Part 1 [ December 6th 2018 ]
- Radio and TV Equipment and Coaxial Cables, based on the 2017 NEC [ November 19th 2018 ]
- Fire Alarm Systems, based on the 2017 NEC [ October 9th 2018 ]
- NEC Questions and Answers, based on the 2017 NEC - September 2018 [ September 26th 2018 ]
- Interconnected Electric Power Production Sources, based on the 2017 NEC [ September 20th 2018 ]
- Evaluation of Electrical Feeder and Branch Circuit Loading: Phase 1 [ September 13th 2018 ]
- Standby Power Systems, based on the 2017 NEC [ August 9th 2018 ]
- Free Resource - 2017 NEC Index [ June 28th 2018 ]
- Understanding Requirements for Electric Signs and Outline Lighting [ June 12th 2018 ]
- Understanding Requirements for Commercial Garages and Fuel based on the 2017 NEC [ May 31st 2018 ]
- Understanding Requirements for Hazardous Locations, based on the 2017 NEC [ April 24th 2018 ]
- Understanding Requirements for Generators, based on the 2017 NEC [ February 22nd 2018 ]
- Understanding Requirements for Appliances - Article 422, based on 2017 NEC [ January 31st 2018 ]
- Understanding Raceways [ December 7th 2017 ]
- Do you know one type of cable from another [ November 29th 2017 ]
- Article 680 - Permanently Installed Swimming Pools, based on the 2017 NEC - Part II of II [ October 18th 2017 ]
- 2020 NEC [ October 9th 2017 ]
- Article 680 - Permanently Installed Swimming Pools, based on the 2017 NEC. Part I of II [ September 19th 2017 ]
- Article 590 - Temporary Installations, based on the 2017 NEC [ August 22nd 2017 ]
- Article 555 - Marinas, Boatyards, and Docking Facilities, based on the 2017 NEC [ July 20th 2017 ]
- Article 517 - Health Care Facilities, based on the 2017 NEC [ June 14th 2017 ]
- Article 404 - Switches and Receptacles, based on the 2017 NEC [ May 17th 2017 ]
- Article 310 - Conductors for General Wiring, based on the 2017 NEC [ April 25th 2017 ]
- Article 250 - Grounding and Bonding, based on the 2017 NEC - Part 1 of 2 [ February 28th 2017 ]
- Article 210 - Receptacles in Dwellings, based on the 2017 NEC [ December 8th 2016 ]
- Class 2 and 3 Circuits - Article 725 based on the 2014 NEC [ August 30th 2016 ]
- Class 1 Circuits - Article 725 based on the 2014 NEC [ June 28th 2016 ]
- Fire Pumps - Article 695 based on the 2014 NEC [ April 26th 2016 ]
- Solar Photovoltaic Systems Part 3 - Article 690 based on the 2014 NEC [ March 24th 2016 ]
- Free Mike Holt Publication - Swimming Pools, Spas, Hot Tubs, based on the 2014 NEC [ March 10th 2016 ]
- Free Mike Holt Publication - Solar PV Identification Requirements, based on the 2014 NEC [ February 18th 2016 ]
- Solar Photovoltaic Systems Part 2 - Article 690 based on the 2014 NEC [ February 16th 2016 ]
- Solar Photovoltaic Systems Part 1 - Article 690 based on the 2014 NEC [ January 12th 2016 ]
- Air-Conditioning and Refrigeration Equipment, based on the 2014 NEC [ December 15th 2015 ]
- Fixed Electric Space-Heating Equipment - based on the 2014 NEC [ November 12th 2015 ]
- Free Mike Holt Publication - Radio and Television Equipment - 2014 NEC [ October 13th 2015 ]
- From the Desk of Mike Holt - NEC Conductors and protection for air-conditioning equipment [ October 10th 2015 ]
- Switchboards, Switchgear, and Panelboards - Based on the 2014 NEC [ October 7th 2015 ]
- Free Mike Holt Publication - Marinas and Boatyards, Article 555 - 2014 NEC [ September 24th 2015 ]
- GFCIs and AFCIs - Based on the 2014 NEC [ September 10th 2015 ]
- New UL GFCI Standard [ August 26th 2015 ]
- Flexible Cords - Based on the 2014 NEC [ August 7th 2015 ]
- Attention NEC Book Collectors! [ July 28th 2015 ]
- NEC Questions and Answers - July 2015 - Based on the 2014 NEC [ July 22nd 2015 ]
- Transformer Calculations - Based on the 2014 NEC [ July 14th 2015 ]
- 2017 NEC Changes - Top 16 [ July 8th 2015 ]
- Commercial Load Calculations, Part 2 - Based on the 2014 NEC [ June 17th 2015 ]
- Free Mike Holt Publication - Fire Alarm Systems, Article 760 - 2014 NEC [ May 28th 2015 ]
- NEC Questions and Answers - May 2015 - Based on the 2014 NEC [ May 25th 2015 ]
- Commercial Load Calculations, Part 1 - Based on the 2014 NEC [ May 8th 2015 ]
- Multifamily Dwelling Unit Load Calculations - Based on the 2014 NEC [ April 20th 2015 ]
- NEC Charts Compiled Over Years of Research [ March 27th 2015 ]
- One-Family Dwelling Unit Load Calculations - Based on the 2014 NEC [ March 20th 2015 ]
- Free Resource - 2014 NEC Index [ March 12th 2015 ]
- NEC Questions and Answers - March 2015 - Based on the 2014 NEC [ March 6th 2015 ]
- Motor Calculations, Part 2 - Based on the 2014 NEC [ February 9th 2015 ]
- NEC Questions and Answers - January 2014 - Based on the 2014 NEC [ January 16th 2015 ]
- Motor Calculations, Part 1 - based on the 2014 NEC [ January 5th 2015 ]
- NEC Questions and Answers - December 2014 - Based on the 2014 NEC [ December 29th 2014 ]
- Conductor Sizing, Part 2 - based on the 2014 NEC [ December 12th 2014 ]
- Conductor Sizing, Part 1 - based on the 2014 NEC [ November 17th 2014 ]
- 2014 NEC Questions and Answers - November 2014 [ November 14th 2014 ]
- Box Sizing — based on the 2014 NECŪ [ October 13th 2014 ]
- Section 680.26 Equipotential Bonding [ October 10th 2014 ]
- Raceway Sizing — based on the 2014 NECŪ [ September 11th 2014 ]
- Article 400 — Flexible Cords and Flexible Cables, based on the 2014 NECŪ [ August 28th 2014 ]
- Health Care Facilities — Article 517, based on the 2014 NEC [ August 18th 2014 ]
- Transformers — Article 450, based on the 2014 NECŪ [ July 16th 2014 ]
- Switches, Receptacles, Cord Connectors, and Caps - Based on the 2014 NEC [ June 27th 2014 ]
- Articles 310, 312, 314 - The Four Pillars of Chapter Three, based on the 2014 NEC [ June 16th 2014 ]
- Article 300 - Branch-Circuit, Feeder, and Service Calculations [ May 29th 2014 ]
- Article 250 - Grounding and Bonding Part 2, Based on the 2014 NEC [ May 7th 2014 ]
- Article 250 - Grounding and Bonding Part 1, Based on the 2014 NEC [ April 15th 2014 ]
- Article 230 - Services, based on the 2014 NEC [ March 18th 2014 ]
- Article 210 - Branch Circuits, based on the 2014 NECŪ [ February 18th 2014 ]
- Article 110 - Requirements for Electrical Installations - Based on the 2014 NEC [ January 14th 2014 ]
- 2011 Changes to the NEC - 300.22 [ November 26th 2013 ]
- 2011 Changes to the NEC - 300.3 [ October 24th 2013 ]
- 2011 Changes to the NEC - 250.118 [ September 12th 2013 ]
- 2011 Changes to the NEC - 250.104 [ August 13th 2013 ]
- CATV and Radio Distribution Systems - Article 820, based on the 2011 NEC [ June 18th 2013 ]
- Radio and Television Equipment - Article 810, based on the 2011 NEC [ June 11th 2013 ]
- Fire Alarm Systems - Article 760, based on the 2011 NEC [ May 28th 2013 ]
- 2011 NEC Questions and Answers - May 2013 [ May 21st 2013 ]
- Interconnected Electric Power Sources - Article 705, Based on the 2011 NECŪ [ May 7th 2013 ]
- Air Conditioning and Refrigeration Equipment - Article 440, based on the 2011 NECŪ [ April 15th 2013 ]
- Communications Circuits - Article 800, based on the 2011 NECŪ [ April 9th 2013 ]
- Small Wind Electric Systems - Article 694, based on the 2011 NECŪ [ March 21st 2013 ]
- Generators and Standby Power Systems - Based on the 2011 NECŪ [ March 14th 2013 ]
- Optical Fiber Cables and Raceways - Article 770, based on the 2011 NECŪ [ March 12th 2013 ]
- Emergency Systems - Article 700, based on the 2011 NECŪ [ March 6th 2013 ]
- Fire Pumps - Article 695, based on the 2011 NEC [ February 28th 2013 ]
- 2011 Changes to the NEC - 250.102 [ February 22nd 2013 ]
- EV Charging System - Article 625, based on the 2011 NEC [ February 18th 2013 ]
- 2011 Changes to the NEC - 250.94 [ January 25th 2013 ]
- Electric Signs and Outline Lighting - Article 600, based on the 2011 NEC [ January 23rd 2013 ]
- 2011 Changes to the NEC - 250.92 [ January 9th 2013 ]
- Marinas and Boatyards - Article 555, based on the 2011 NEC [ December 19th 2012 ]
- 2011 Changes to the NEC - 250.64 [ December 14th 2012 ]
- Motors and the NEC - Based on the 2011 NEC [ December 7th 2012 ]
- 2011 Changes to the NEC - 250.52 [ November 27th 2012 ]
- Shedding Light on Article 410 - based on the 2011 NEC [ November 19th 2012 ]
- 2011 Changes to the NEC - 250.32 [ November 7th 2012 ]
- 2011 Changes to the NEC - 250.30 [ October 22nd 2012 ]
- 2011 NEC Questions and Answers - October 2012 [ October 12th 2012 ]
- 2011 Changes to the NEC — 250.24 [ October 8th 2012 ]
- Overcurrent Protection - Based on the 2011 NEC [ October 4th 2012 ]
- 2011 Changes to the NEC — 250.6 [ September 24th 2012 ]
- 2011 Changes to the NEC — 250.4 [ September 13th 2012 ]
- Outside Branch Circuits and Feeders - Based on the 2011 NEC [ September 7th 2012 ]
- 2011 NEC Questions and Answers - August 2012 [ August 28th 2012 ]
- 2011 Changes to the NEC - 240.21 [ August 24th 2012 ]
- Alternative Energy Systems, Part 2 - Based on the 2011 NEC [ August 13th 2012 ]
- 2011 Changes to the NEC - 240.4 [ August 10th 2012 ]
- 2011 Changes to the NEC - 210.12 [ July 23rd 2012 ]
- 2011 NEC Questions and Answers - July 2012 [ July 17th 2012 ]
- 2011 Changes to the NEC - 210.8 [ July 11th 2012 ]
- Alternative Energy Systems, Part 1 [ June 29th 2012 ]
- 2011 Changes to the NEC - 210.5 [ June 25th 2012 ]
- 2011 NEC Questions and Answers - June 2012 [ June 19th 2012 ]
- Learn the 2011 Code Changes and Get Motivated with Mike Holt [ June 8th 2012 ]
- 2011 Changes to the NEC - 210.4 [ June 6th 2012 ]
- Successful Grounding Versus Bonding Live Webinar with Mike Holt [ May 31st 2012 ]
- 2011 Changes to the NEC - 200.6 [ May 29th 2012 ]
- Article 680: Swimming Pools and Spas [ May 25th 2012 ]
- 2011 Changes to the NEC - 110.26 [ May 14th 2012 ]
- 2011 Changes to the NEC - 110.24 [ April 25th 2012 ]
- 2011 NEC Questions and Answers - April 2012 [ April 20th 2012 ]
- Article 645: Information Technology Equipment [ April 17th 2012 ]
- 2011 Changes to the NEC - 110.16 [ April 12th 2012 ]
- Articles 547 through 590 [ March 27th 2012 ]
- 2011 Changes to the NEC — 110.14 [ March 22nd 2012 ]
- 2011 Changes to the NEC — 110.3 [ March 12th 2012 ]
- 2011 NEC Questions & Answers Part 2 - February 2012 [ February 28th 2012 ]
- Articles 514 through 525 [ February 21st 2012 ]
- 2011 Changes to the NEC — 90.2 [ February 17th 2012 ]
- 2011 NEC Questions & Answers Part 1 - February 2012 [ February 10th 2012 ]
- 2011 NEC Questions & Answers - January 2012 [ January 17th 2012 ]
- Class I Hazardous Locations — Based on the 2011 NEC [ January 11th 2012 ]
- 2011 NEC Questions & Answers - December 2011 [ December 21st 2011 ]
- Disconnect Requirements for Articles 422 through 450 — Based on the 2011 NEC [ November 7th 2011 ]
- 2011 NEC Questions & Answers - October 2011 Part 2 of 2 [ November 1st 2011 ]
- 2011 NEC Questions & Answers - October 2011 Part 1 of 2 [ October 18th 2011 ]
- Luminaires - Based on the 2011 NEC [ October 12th 2011 ]
- Free Resource - 2011 NEC Index [ September 26th 2011 ]
- 2011 NEC Questions & Answers - September 2011 Part 2 of 2 [ September 20th 2011 ]
- Switches, Receptacles, and Panelboards — Based on the 2011 NEC [ September 15th 2011 ]
- Raceways - Based on the 2011 NEC [ August 15th 2011 ]
- Cables and the Code — Based on the 2011 NEC [ August 9th 2011 ]
- Article 810 - Radio and Television Equipment - Free Booklet [ July 22nd 2011 ]
- Boxes, conduit bodies, and handhole enclosures - Based on the 2011 NEC [ July 19th 2011 ]
- Conductors for General Use - Based on the 2011 NEC [ June 29th 2011 ]
- Wiring Methods - Based on the 2011 NEC [ June 21st 2011 ]
- 2011 NEC Questions & Answers - June 2011 [ June 16th 2011 ]
- Grounding and Bonding, Part 3 - Based on the 2011 NEC [ June 14th 2011 ]
- Grounding and Bonding, Part 2 - Based on the 2011 NEC [ May 30th 2011 ]
- 2011 NEC Questions & Answers - May 2011 [ May 24th 2011 ]
- Can You Spot the 2011 Code Violations (with answers)? [ May 12th 2011 ]
- Grounding and Bonding, Part 1 - Based on the 2011NEC [ May 9th 2011 ]
- Updated Requirements for Services and Overcurrent Protection - Based on the 2011 NEC [ April 6th 2011 ]
- 2011 NECŪ - Changes of Interest to the Data/Comm Industry [ March 16th 2011 ]
- TIA No. 1005 on NFPA 70, National Electrical CodeŪ, 2011 edition [ March 14th 2011 ]
- Article 110: Requirements for Electrical Installations — Based on the 2011 NEC [ February 28th 2011 ]
- Common Ground in Article 100 — Based on the 2011 NEC [ February 23rd 2011 ]
- Branch Circuits - Part 2 of 2 [ November 29th 2010 ]
- Branch Circuits - Part 1 [ October 26th 2010 ]
- Solar Photovoltaic Systems - Part 2 [ September 16th 2010 ]
- Solar Photovoltaic Systems - Part 1 [ August 4th 2010 ]
- NEC 250.94 - Bonding for Other Systems [ July 13th 2010 ]
- Commercial Garages [ March 11th 2010 ]
- Temporary Installations [ February 11th 2010 ]
- Switchboards and Panelboards [ January 29th 2010 ]
- Article 760 Fire Alarm Systems [ January 19th 2010 ]
- Flexible Cords, Cables and Fixture Wire [ January 8th 2010 ]
- Wiring Methods - Part 3 of 3 [ December 15th 2009 ]
- Article 680 Pools and Similar Installations - 2008 NEC [ November 24th 2009 ]
- Wiring Methods - Part 2 of 3 [ November 11th 2009 ]
- Wiring Methods - Part 1 of 3 [ October 26th 2009 ]
- Article 680 Pools and Similar Installations - Part 1 of 2 [ October 12th 2009 ]
- Commercial Load Calculations - Part 2 [ September 28th 2009 ]
- Backup Power Systems - 2008 Edition Part 4 of 4 [ August 25th 2009 ]
- Commercial Load Calculations - Part 1 [ August 11th 2009 ]
- Backup Power Systems - 2008 Edition Part 3 of 4 [ July 22nd 2009 ]
- 2011 NEC Accepted Revisions [ July 13th 2009 ]
- Communications Systems - Understanding NEC Requirements [ June 26th 2009 ]
- Backup Power Systems - 2008 Edition Part 2 of 4 [ June 24th 2009 ]
- Multifamily Dwelling Unit Service and Feeder Calculations [ June 15th 2009 ]
- Backup Power Systems - 2008 Edition Part 1 of 4 [ May 18th 2009 ]
- Dwelling Unit Calculations [ April 28th 2009 ]
- Health Care Facilities [ March 9th 2009 ]
- Air Conditioning and Refrigeration Equipment [ February 17th 2009 ]
- Surge Suppression Devices [ January 16th 2009 ]
- Electrical Services, Part 2 [ November 19th 2008 ]
- Electrical Services, Part 1 [ November 12th 2008 ]
- Pools and Spas, Part 3 of 3 [ November 6th 2008 ]
- Origins of the National Electrical Code [ November 3rd 2008 ]
- Pools and Spas, Part 2 of 3 [ October 8th 2008 ]
- NEMA Standards Publication - Application Guide for Electric Fire Pump Controllers [ October 6th 2008 ]
- Investigation on Branch/Feeder Arc Fault Circuit Interrupter Incorporating Equipment Ground Fault Protection [ October 2nd 2008 ]
- Pools and Spas, Part 1 of 3 [ September 24th 2008 ]
- 2008 NEC Questions and Answers September [ September 9th 2008 ]
- Developing Good NEC Proposals [ September 4th 2008 ]
- How much working space is enough? [ August 14th 2008 ]
- 2008 NEC Questions and Answers August [ August 7th 2008 ]
- Box Fill Calculations [ July 24th 2008 ]
- Motor Calculations [ July 7th 2008 ]
- Junction Box Sizing [ June 30th 2008 ]
- Conductor Size Matters [ June 23rd 2008 ]
- What is all the Fuss About NEC Article 708? [ June 20th 2008 ]
- Raceway Fill [ June 19th 2008 ]
- 2008 NEC Questions and Answers June Part 1 [ June 12th 2008 ]
- 2008 NEC Questions and Answers May Part 1 [ May 16th 2008 ]
- Free Webcast - Critical Operations Power Systems - NEC Article 708 [ May 13th 2008 ]
- 2008 NEC Questions and Answers April Part 2 [ April 30th 2008 ]
- 2008 NEC Questions and Answers April Part 1 [ April 10th 2008 ]
- Ohio Reverts back to the 2005 NEC, but does it end there? [ April 4th 2008 ]
- 2008 NEC Questions and Answers March - Part 1 [ March 12th 2008 ]
- Article 600: Electric Signs and Outline Lighting [ February 18th 2008 ]
- Article 450: Transformers and Transformer Vaults [ February 1st 2008 ]
- Article 424: Fixed Electric Space-heating [ January 18th 2008 ]
- 2008 NEC Questions and Answers January - Part 2 [ January 15th 2008 ]
- 2008 NEC Questions and Answers January Part 1 of 2 [ January 4th 2008 ]
- Article 760 Fire Alarm Systems - 760.21 [ December 14th 2007 ]
- Grounding and Bonding of Separately Derived Systems [ December 6th 2007 ]
- Article 725 Class 1, Class 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuits - 725.61 [ November 30th 2007 ]
- Transformer Secondary Conductors [ November 29th 2007 ]
- Feeder Taps [ November 27th 2007 ]
- Article 725 Class 1, 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuits - 725.3 [ November 16th 2007 ]
- Article 695 Fire Pumps - 695.6 [ November 2nd 2007 ]
- Article 680 Swimmng Pools, Spas, Hot Tubs, Fountains, and Similar Installations - 680.26 [ October 19th 2007 ]
- 250.6 Objectionable Current [ October 10th 2007 ]
- Attend an EC&M 2008 NEC Code Change Conference at a reduced registration fee! [ October 8th 2007 ]
- Article 680 Swimming Pools, Spas, Hot Tubs, Fountains, and Similar Installations [ October 5th 2007 ]
- Code Changes Preview - Free Online Seminar Friday [ October 4th 2007 ]
- Article 590 Temporary Installations - 590.4 [ September 28th 2007 ]
- Article 555 Marinas and Boatyards - 555.22 [ September 21st 2007 ]
- Report on Discussions During UL Meetings with Electrical Inspectors at the 2006 IAEI Section Meetings [ September 19th 2007 ]
- Article 547 Agricultural Buildings - 547.10 [ September 14th 2007 ]
- Article 547 Agricultural Buildings - 547.5 [ September 7th 2007 ]
- Article 513 Aircraft Hangars - 513.12 [ August 24th 2007 ]
- Article 501 Class I Locations - 501.15 [ August 17th 2007 ]
- Article 422 Appliances - 422.16 Flexible Cords [ August 3rd 2007 ]
- Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps - 410.110 [ July 27th 2007 ]
- FCC Information Sheet - Over-the-Air Reception Devices Rule [ July 18th 2007 ]
- NEC Questions and Answers June Part 2 of 2 [ July 6th 2007 ]
- Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps - 410.73 [ June 29th 2007 ]
- NEC Questions and Answers June Part 1 of 2 [ June 19th 2007 ]
- Subject - Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps [ June 8th 2007 ]
- Article 408 Switchboards and Panelboards - 408.7 [ June 1st 2007 ]
- NEC Questions and Answers May Part 2 of 2 [ May 31st 2007 ]
- Article 408 Switchboards and Panelboards - 408.4 [ May 25th 2007 ]
- Article 240: Overcurrent Protection [ May 22nd 2007 ]
- Article 406 Receptacles, Cord Connectors, and Attachment Plugs - 406.8 Cont. [ May 18th 2007 ]
- Article 230: Services, Part 2: Conductor Requirements [ May 16th 2007 ]
- NEC Questions and Answers May Part 1 of 2 [ May 15th 2007 ]
- Article 225: Outside Branch Circuits [ May 9th 2007 ]
- Article 215: Feeders [ May 2nd 2007 ]
- Article 406 Receptacles, Cord Connectors, and Attachment Plugs - 406.4 [ April 27th 2007 ]
- Article 400 Flexible Cords - 400.5 [ April 20th 2007 ]
- Article 230: Services, Part 1: Equipment Requirements [ April 17th 2007 ]
- Article 348 Flexible Metal Conduit: Type FMC - 348.30 [ April 13th 2007 ]
- Article 330 Metal-Clad Cable: Type MC - 330.108 [ March 30th 2007 ]
- NEC Questions and Answers - March Part 2 of 2 [ March 29th 2007 ]
- Article 330 Metal-Clad Cable: Type MC - 330.30 [ March 16th 2007 ]
- NEC Questions and Answers - March Part 1 of 2 [ March 15th 2007 ]
- Equipotential Grids Required by the NEC - Are they Useless? [ March 14th 2007 ]
- Article 320 Armored Cable: Type AC [ March 9th 2007 ]
- Article 314 Outlet Device, Pull and Junction Boxes, Conduit Bodies, and Handhole Enclosures [ March 2nd 2007 ]
- Article 310 Conductors for General Wiring [ February 23rd 2007 ]
- Article 210: Branch Circuits, Part Two: GFCIs and AFCIs [ February 20th 2007 ]
- Article 250 Grounding and Bonding 250.64 [ February 16th 2007 ]
- Article 250 Grounding and Bonding 250.52 [ February 9th 2007 ]
- AFCIs on the Brink [ February 6th 2007 ]
- Article 210: Branch Circuits, Part One: Conductor sizing and Overcurrent Protection [ January 31st 2007 ]
- NEC Questions and Answers — January 2007 [ January 29th 2007 ]
- Article 250 Grounding and Bonding 250.34 [ January 26th 2007 ]
- Article 250 Grounding and Bonding 250.8 [ January 12th 2007 ]
- Evaluating Water-Damaged Electrical Equipment [ January 10th 2007 ]
- Article 820: Community Antenna Television (CATV) and Radio Distribution Systems [ January 5th 2007 ]
- Understanding the NEC Rules for Backup Power Systems — Part 4 of 4 [ December 26th 2006 ]
- Article 250 Grounding and Bonding 250.4 [ December 22nd 2006 ]
- Article 250 Grounding and Bonding 250.2 [ December 15th 2006 ]
- Article 240 Overcurrent Protection [ December 9th 2006 ]
- Article 810 Radio and Television Equipment [ December 4th 2006 ]
- Article 210 Branch Circuits 210.8 [ November 10th 2006 ]
- Article 800: Communications Circuits [ November 6th 2006 ]
- Article 210 Branch Circuits 210.8 [ November 3rd 2006 ]
- Photovoltaic Power Systems and the 2005 National Electrical Code - Suggested Practices [ October 31st 2006 ]
- Article 210 Branch Circuits 210.5 [ October 27th 2006 ]
- Article 210 Branch Circuits 210.4 [ October 20th 2006 ]
- Article 100 General: Separately Derived Systems [ October 13th 2006 ]
- Article 100 General: Solidly Grounded [ October 6th 2006 ]
- Article 100 General: System Bonding Jumper [ September 29th 2006 ]
- Article 90 Introduction [ September 22nd 2006 ]
- NASA Gets it Wrong! [ August 17th 2006 ]
- Article 770: Optical Fiber Cables [ July 26th 2006 ]
- Article 760: Fire Alarm Systems [ July 24th 2006 ]
- State Warns Of Faulty Satellite TV Installations [ June 21st 2006 ]
- Article 725: Class 2 and 3 Remote-Control, Signaling, and Power-Limited Circuits (Part 2 of 2) [ May 30th 2006 ]
- NEC Questions and Answers - May [ May 16th 2006 ]
- Article 725: Class 1 Remote-Control, Signaling, and Power-Limited Circuits [ May 8th 2006 ]
- Articles 701 and 702: Legally Required and Optional Standby Systems [ May 4th 2006 ]
- Article 700: Emergency Systems [ April 20th 2006 ]
- Taking 110.3(B) too far? [ April 18th 2006 ]
- April NEC Questions and Answers [ April 18th 2006 ]
- FREE PDF Download! Article 680 - Swimming Pools, Spas, Hot Tubs, Fountains, and Similar Installations [ March 6th 2006 ]
- ECM Questions [ February 17th 2006 ]
- Article 695: Fire Pumps [ February 14th 2006 ]
- Article 645: Information Technology Equipment [ February 7th 2006 ]
- Article 555: Marinas and Boatyards [ January 27th 2006 ]
- Most Common Installation Deficiencies - 1999 (Part 3 of 3) [ January 25th 2006 ]
- Most Common Installation Deficiencies - 2002 (Part 2 of 3) [ January 17th 2006 ]
- Most Common Installation Deficiencies - 2005 (Part 1 of 3) [ January 11th 2006 ]
- Article 525: Carnivals, Circuses, Fairs, and Similar Events [ November 29th 2005 ]
- Article 501: Class I Locations [ November 10th 2005 ]
- October NEC Questions and Answers [ October 28th 2005 ]
- Article 500: Hazardous (classified) Locations [ October 27th 2005 ]