Like many out there, we are bit of history buffs. One thing that I started doing was collecting NEC (National Electrical Code) books. I find it fun and interesting to see the changes through time, and there is the challenge of the hunt. The code fairly well reflects the growing Read more…
We often think we know something then we find out we actually may not know what we think we know. Case in point is the 1/4 inch rule for nonmetallic sheathed cable sheathing into a enclosure, panel enclosure and boxes. Well when I started looking in the code what I Read more…
Per the 2020 National Electrical Code (NEC), in residential homes (dwelling units) ground-fault circuit-interrupter (GFCI) protection is required for: A) 250-volt, 30-ampere dryer receptacle B) 250-volt, 50-ampere range receptacles within six feet of a sink C) all 125-volt through 250-volt receptacles in a finished dwelling basement D) all of the Read more…
Question: According to the 2020 National Electrical Code (NEC), how many receptacle outlets are required for the countertop surface of an island measuring 4 feet by 8 feet? a) 1 b) 2 c) 3 d) 4 e) I do not know Answer: http://www.ncwhomeinspections.com/Island+Receptacles+2020+NEC+Code+Question
This question is based on the 2020 NEC Question: A 30-ampere outdoor Air Conditioning or Heat Pump unit for a dwelling unit requires GFCI protection. A ) True B ) False Answer: http://www.ncwhomeinspections.com/GFCI+Protection+of+AC+and+Heat+Pumps+in+residential
Based on the 2017 NEC- GFCI protection shall be provided for lighting outlets not exceeding __________ volts installed in crawl spaces. A) 120B) 125C) 150D) 240 The Answer is- A, 120. This is a new requirement added in Section 210.8(E) for the 2017 NEC. The substantiation provided with the public Read more…
As a home inspector and instructor I always think it is good to know what is the normal for installation in a given area. Armed with this information you can help your clients with the best information possible on their purchase. This is where a little code knowledge can help Read more…