A class II main-sized down conductor is secured to the exterior of an insulated metal panel using a stainless steel one-hole wrap-type cable strap fastened to a four-inch by four-inch stainless steel L-bracket. The bracket is anchored with a quarter-inch stainless steel bolt featuring a stainless steel Belleville washer and nut. All materials are specified as stainless steel, with supports provided every three feet. Penetrations into the insulated metal panels must be sealed in accordance with the manufacturer instructions.
REFER TO A509 FOR ATTACHMENT DETAILS CLASS II MAIN-SIZED DOWN CONDUCTOR GENERAL NOTES: 1. THIS DETIAL APPLIES TO HORIZONTAL EQUALIZATION LOOP, VERTICAL DOWN CONDUCTORS, AND VERITCAL BULKHEAD GROUND CONDUCTORS ROUTED ALONG THE EXTERIOR OF THE TOWER. 2. ALL MATERIALS TO BE STAINLESS STEEL. 3. PROVIDE SUPPORTS EVERY 3'. 4. SEAL ALL PENETRATIONS INTO THE INSULATED METAL PANELS IN ACCORDANCE WITH THE MANUFACTURER'S INSTRUCTIONS. 4" X 4" STAINLESS STEEL 'L' BRACKET 1/4" STAINLESS STEEL BOLT W/ STAINLESS STEEL BELLEVILLE WASHER AND NUT STAINLESS STEEL 1-HOLE WRAP-TYPE CABLE STRAP B
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership