NEC 2017 Code Changes Chapter 3 - Wiring Methods and …
Cable or raceway-type wiring methods installed in a groove, to be covered by wallboard, siding, paneling, carpeting, or similar finish, shall be protected by 1.6 mm (1∕16 in.) thick steel plate, sleeve, or equivalent or by not less than 32-mm (11∕4-in.) free space for the full length of the groove in which the cable or raceway is installed.
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NEC 2017 Code Changes Chapter 3 - Wiring Methods and Materials
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allstarce.comPV modules, ac PV modules, fuses, dc-to-dc converters inverters, and charge controllers from ... , or metal enclosures from the point of penetration of the surface of the building to the first readily accessible disconnecting means. ... raceway or cable shall be protected by substantial guard strips that are at least as high as the raceway or ...
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