July 2021 - Top 20 Topics

Another great resource from Mike Holt Enterprises! The following is a list of the top topics discussed on our Code Forum in the past month. Simply click on any topic that interests you to read, or join in the discussion. If you're not already registered as a Code Forum member, click here to sign up now.

Top 20 Code Forum Topics

1: Overhead Power Lines Dangerous To Life and Property with 182 replies in the Safety forum
2: Why do wires rattle in EMT when some motors start? with 119 replies in the General Electrical Forum forum
3: Re identification of neutral wire with 105 replies in the General Electrical Forum forum
4: Feeder cable size with 86 replies in the NEC forum
5: Wire type EGC in the NEC with 79 replies in the Bonding and Grounding forum
6: 8' ground rod with 70 replies in the General Electrical Forum forum
7: Why is Knoxville and East Tennessee exempt from following the NEC? with 68 replies in the General Electrical Forum forum
8: New refrigerator trips AFCI with 63 replies in the NEC forum
9: Single Ph. 208 /120 Transformer One-Line diagram--stuck on details with 58 replies in the Electrical Calculations / Engineering forum
10: 5mA vs. 30mA sensitivity GFCI breaker with 50 replies in the NEC forum
11: 380 volt 50KW induction heater that won't turn on with 48 replies in the Troubleshooting forum
12: State Of The NFPA with 46 replies in the General Electrical Forum forum
13: Is this a violation with 43 replies in the General Electrical Forum forum
14: Running raceways from meter bank to apartments in high rise building with 43 replies in the Electrical Calculations / Engineering forum
15: Min size conductor and 250.122(B) with 42 replies in the NEC forum
16: AC wire size with 42 replies in the General Electrical Forum forum
17: Shaking Head Over Specifications with 42 replies in the Electrical Calculations / Engineering forum
18: Effective ground fault path with 41 replies in the Bonding and Grounding forum
19: Microgrid with generator? with 39 replies in the Photovoltaic Forum forum
20: Feeder cable sizing with 39 replies in the NEC forum