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HomeMy WebLinkAboutB14-0313 Load Calcs _ . TOCI'Bllt Engineering and Equipment For:Vail,CO September 10,2014 SNOW GUN ELECTRICAL LOADS 'ypical Snow Gun Loads; SPC(Super PoleCat)Totai=(35 HP),48 FLA @ 480 V. (25 HP Fan+ 10 HP Compressor=35 HP-Max Expected Loads) 350 AL Res= o.000ti V/A*FT Estimated C i rcu it Hydrant/ Cable Cable Circuit Circuit Load Circuit Pedestal Snow Gun Length Load Load Load @ 380 V Wire 8 Voltage Number Number Type Feet (Amps) Am s (KV� (KVA) CB Size Drop Voltage 1 1 SPC 385 192 350MCM-AL 8 2 SPC 275 144 350MCM-AL 4 3 SPC 225 96 350MCM-AL 2 4 SPC 150 48 350MCM-AL 0 15 1 4 1035 192 90 126 300A CB 10 Qty Feet) TOTALS 4 1035 FT Cable Requil'ed 350MCM Plus Allowances; Slope Length (No Allowances) Hydrant Laterals Cut&Ped INOut Cable Required 350MCM 1300 FT (With Allowances-See in RED) Cable Specification- Type MC Armored Cable Assembly(Metal Clad 3 Conductor+Ground) Rated for direct burial and exposure to direct sunlight Stranded Aluminum alloy conductors 3 insulated conductors,cross-linked polyethylene insulation 1 bare ground(bonding)conductor High strength aluminum armor Overall PVC jacket 471.9 467.5 465.1 464.3 10% 10% (25 ft avg offset length) 5% zs°io AWG Size MCM 350 M �_ M � I � ��