While the job may appear a little daunting, the trick is to divide your project into distinct, manageable chunks. But again, the question I posed originally was more of a "what do you think of my method of penetrating the roof" and not so much a code argument. Article Discussion Log in or register to view article discussion. Task 13 - Connect your systems monitoring gear Once. But before you do your final tightening, you'll need to level and square the rails of each row in relation to each other. Probably locknuts both above and below getting it tight as possible so that the jbox would not move much on that roof. Building codes also stipulate that the cables and any other wiring on the array must be fastened to the rails.
An L-foot bracket secures the rail to the mount.
In fact I think it's against electrical codes here anyway Depending on the mounting system, there may be a track that runs along the top or side of the rails for this purpose. The brackets have easy-to-insert bolts that get locked into place with a racket wrench. To become more familiar with some of the standard installation methods for mounting racks, check out this guide from Sharp Electronics. While an exception to NEC Help Contact Us Go to top. As the PV industry has grown, so has the need for strict compliance with these codes.