Code Quandaries
Q. I am having a hard time understanding the rule on how to size the circuit breaker/fuse for a motor that has separate overload protection. Can you please explain this rule?
Code Q&A
Q. Do we still have to bond the deck of an outdoor swimming pool if the deck is constructed of pavers?
Code Q&A
Q. We are being told that we must GFCI protect our receptacle for the washing machine if it is located within 6 ft of the laundry sink.
Stumped by the Code?
Q. I am having a hard time understanding the feeder tap rules. Can you please show an example of how the 1/10 rule for 10-ft taps applies?
Code Q&A
Q. What are the requirements for grounding metal equipment racks supporting computer servers?
Code Q&A
Q. We are being told that we can’t use PVC conduit underground to provide power to the gasoline pumps we are wiring. Is this true?
Code Quandaries
Q. How does the Code address diesel fuel dispensers as they relate to hazardous locations?
Code Q&A
Q. I am hearing differing opinions about the requirements for bonding steel gas piping. What are the rules for this?
Code Q&A
Q. The old panels in an industrial building do not have complete panel schedules. Does the Code require us to update them?
Stumped by the Code?
Q. We have a 400A, 3-phase feeder that we want to wire with two parallel sets of 3/0 AWG conductors in the same raceway. Is this acceptable?
Pools and Spas — Part 1 of 3
If Art. 680 of the National Electrical Code (NEC) has one overriding concern, it's to keep people and water separated from electricity. Article 680 applies to pools, spas, hot tubs, fountains, and similar bodies of water.
Code Q&A
Q. Can the ground wire from a ground rod terminate in the meter socket enclosure, or must it terminate in the service disconnect?
Code Q&A
Q. What are the NEC lighting and switching requirements for stairways?
