Ground Set Checklist 1. Specify the clamps. Two are required for a complete assembly. The maximum amperage of the clamp is designated by the ASTM grade of each clamp. Be sure that the clamp will meet or exceed the maximum amperage rating of the ground cable that it will be used with. Available clamps, in bronze and aluminum include: • Duck Bill • C-Type, (1-, 1 1/4- 1 1/2-, 2- and 2 2/5-inch sizes) • Clamps for Substation Buses • Pressure Terminal Clamps 2. Specify the cable. Once the short circuit capacity of the system has been determined, choose the appropriate cable size. Specify the cable length and the color of the jacket desired. Cables are available in yellow, black and clear in these sizes: • #2 • 1/0 • 2/0 • 3/0 (black only) • 4/0 3. Specify the ferrules. One pair of ferrules is required per assembly. The size of the ferrule must match the size of the cable that it will be used with. Specify whether copper or aluminum, and threaded or plain. Ferrules are available in aluminum and copper as threaded, shrouded and unshrouded. amperage Shrouded Ferrules Threaded Ferrules 4. Specify the options. List any optional equipment that is desired. This can include hanger studs, contact studs, heat shrink tubing, markings, clear strain relief, etc. sure rating 1 2 been Specify the jjaacckkeett ddeessiirreedd.. required ferrule cable Specify aluminum include GROUNDING Duck Clamps for Bill Substation Buses Unshrouded Ferrules Pre-buiilltt aasssseemmbblliieess aarree aavvaailialabblele, ,i ninccluluddiningg: : ••• SSSiiinnngggllleee PPPoooiiinnnttt ••• 333 WWWiiirrreee UUUnnniiivvveeerrrsssaaalll GGGrrrooouuunnndddiiinnnggg CCCllluuusssttteeerrr ••• 444 WWWiiirrreee UUUnnniiivvveeerrrsssaaalll GGGrrrooouuunnndddiiinnnggg CCCllluuusssttteeerrr ••• 444---WWWaaayyy CCCooonnnnnneeeccctttooorrr 3. Ferrules 1. “C” Clamp 3. Ferrules 1. Flat Jaw Clamp 2. Cable Hanger Stud 226Electrical Safety • Arc Flash Protection Equipment
Saf-T-Gard catalog
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