For load-side connections, an unfused AC disconnect is generally used, and for a line-side connection a fused AC disconnect is required. Common cable trays are made of galvanized steel , stainless steel , aluminum, or glass-fiber reinforced plastic. A deep, solid enclosure for cables is called a cable channel or cable trough. The sunMAX system requires a 2 pole breakers to be used for microinverter branch circuit protection and Solar Load Center protection. A combiner box also provides an easy access point for future panel additions and is typically located near or over the roof penetration.
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kW Enphase installation - Roof penetration questions — northernarizona-windandsun
For instance, some houses do not have adequate attic spaces to properly access the roof penetration from the inside in certain locations. External Receptacles External Receptacles are ideal for single panel or portable panel systems where the panel isn't permanently attached. Channel cable tray is used for installations with limited numbers of tray cable when conduit is undesirable. OK Cancel. Irreversible Splice Back to Top An Irreversible Splice is the electrical conjoinment of two or more conductors that cannot be undone. If we are concerned about a sheetrock screw penetrating a cable adjacent to a wall stud, then we should recognize the similar hazard of a deck screw penetrating a metal raceway.