Pull boxes, junction boxes, and conduit bodies must be sized to allow conductors 4 AWG and larger to be installed without damage to the conductor insulation. The NEC provides sizing requirements in ...

Advances in photovoltaic technology are closely related to improvements in module efficiency. As a result of intense market competition, module current has increased significantly over recent years.

Product Briefing Outline: Tyco Electronics now offers a new way for locating junction boxes on a PV panel. Compared to the commonly used centralized junction boxes in the PV industry, the new two-rail ...