Ground rod horizontal in ditch - Electrician Talk Grounding in NEC has become a cruel joke It’s like tge stupid 25 ohm maximum rule, OR just use 2 rods Granted the Earth electrode isn’t as critical as they make it out to be, or they would just stop with saying 25 ohms or less and basically we don’t care how you get there I’m not a fan though of anything but a single point ground rod
80% rule? - Electrician Talk 80% rule applies to continious loads such as motors, lighting or any load expected to be on 3 hours or more A breaker is rated for 100% of the noncontinious load which may include outlets or other small appliances There are fully rated breakers panels that are rated for continious use And will be listed for this application It is a good practice to load branch circuits to a fraction of
phase taping conductors - Electrician Talk I was told that the nec code does not allow conductors smaller than 4 awg to be phased with tape Does anyone know where this would be found in the nec? Is there anything in chapter 3 or anywhere else for that matter that states this? Thanks for any ideas
Table 300. 5 interpretation - Electrician Talk For a given column of Table 300 5 ("minimum cover requirements") there is a potential overlap of the various rows The one that concerns me at present is Column 2 (IMC and RMC conduit) If it's buried in a trench below 2" of concrete or equivalent, but also goes under a parking area in a
Article 250. 97 Ground Bushing question - Electrician Talk Hi all, I just want to find out when circuits of over 250 volts to ground DONT need ground busing connectors I know Article 250 97 gives the following exceptions (a) Threadless couplings and connectors for cables withmetal sheaths (b) Two locknuts, on rigid metal conduit or intermediate
210. 8 (F) Outdoor Sauna 2023NEC - Electrician Talk I am mainly looking for opinions here I feel best leaving GFCI protection installed however in the eyes of the NEC would 210 8 (F) apply since the “outlet” is the heater which is located INSIDE of the structure? This world is held together with tape, glue and hope
PowerPoint Presentation The NEC does not define ranges, ovens or cooktops but based on manufacturers usage a range is a unit that has a cooktop and oven built together in one appliance An oven is just a single or double appliance for baking , roasting, etc A cooktop is just the burners without the oven
2017_NEC - Electrician Talk nominal 600-volt systems, without the connection to a similar groun‐ded conductor