Through The Roof Service Mast

C learances for service drops.

Through the roof service mast.

Roof flashing 2 1 2 in. Standing seam metal roofing for a roof that will stand up against the tests of weather and time a standing seam metal roof is the best way to go. The service drop is either anchored to a metal pole rising through the roof or attached to the exterior of the house. 2 inch for 2 conductors 100 amp loop.

Service entrance mast kit 2 in with service entrance cap roof flashing wire holder and straps. 3 inch for 350 conductors 300 amp loop. 230 28 masts as supports. Thru roof mast type overhead service combination entrance type 120 240 volt single phase 100 amp 200 amp 300 amp consumer to provide and have installed 1.

Wedge stainless steel 1 to 6 aac awg 2 to 6 aaac awg 2 to 6 acsr awg. Except at the drip loop at n o time less than 12 feet above final grade where overhead service drop conductors terminate at a through the roof raceway or mast there is a m aximum of 6 feet of conductor length over the roof a m inimum of 18 inches of clearance above any part of a sloped roof. When the service drop reaches the house it connects to an assembly called the service head also know as the service mast or masthead. Service masts used for the support of service drop or overhead service conductors shall be installed in accordance with 230 28 a and b.

Mfr 626 view product. Rigid galvanized steel conduit and roof plate conduit sizes. Typically a service head consists of a rigid steel conduit like a big pipe that runs up through the roof or along an exterior wall and is topped with a shell like fitting called a weatherhead or weather cap. If the service mast is used in a through the roof application 120 208v or 120 240v conductor clearances can be reduced to 18 inches over the overhang portion of the roof 230 24 a ex 3.

The pole is called the mast or riser and it contains a large cable or individual wires known as the service entrance conductors or service entrance cable. Only power service drop or overhead service conductors shall be permitted to be attached to a service mast. Arlington mast parts products. If you want a metal roof in oley pa give mast roofing and construction inc.

These conductors exit the mast through the weatherhead which is shaped. 2 inch for 4 0 conductors 200 amp loop. Pvc and zinc service entrance caps and hoods sill plates in pvc zinc and aluminum. Plus a great selection of wire holders pipe supports and roof flashings.