Is it permissible to wrap a stranded wire around the screw terminal of a receptacle?
A1. According to the UL White Book under the RTRT category, stranded wire is permitted to terminate to a screw terminal of a receptacle [110.3(B)]. Q2. Is it permissible to use a galvanized ground rod for a grounding electrode? If yes, is required to be listing? A2. A galvanized ground of 8 ft in length and not less than 5/8 in. in diameter is permitted to be used as an electrode and no, the rod is not required to be listed [250.52(A)(5)(a)]. Q3. If I installed a listed GE breaker in a listed Square D panel, does this void the panel listing? A3. Depends on whom you ask. I’m sure equipment manufactures only warrantee their panelboard when used with their circuit breakers. However, UL certifies circuit breakers by independent manufactures to be suitable to be installed in different manufacture panelboards. This is an issue that equipment manufactures constantly battle and it will get resolved by the AHJ [90.4 and 110.3(B)] or by a judge in the courtroom. Q4. Our township requires a sprin
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