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mounting systems Alpha+ Engineering and Technical Data Typical Rail Span Capabilityl Alpha* Rail Spans (ft)' L-foot' niounli"*t Deslon WInc-speed (mph)'•V'JOInfi - - - 80 90 100 110 1 120 130 140 150 Snow Load Roll Size.Rail Slio Rail Size Rall Size Roll Size Roll SIze Rall Siu,Roll Size (Pan '10/48 '13/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 13/52 0 6646464444 4 4 4 4 2 4 10 4 6 4 6 4 6 4 4 4 4 4 4 4424 20 44444444 44444424 30 4444 444444444424 (40 4444444444442424 50 4 4 4 4 4 4 4 4 4 4 2 4 2 4 2 4 1. Ral! spans assume 24- ralter Spactng and are snown U •Mo larthost accept, L e raller; Pararnateis: Gablo ioot 5 15' high. stopc 525-.·850·AMSL. Occupancy Category 11 rmporlanca factor .1.0). refrain calegory 8. Partially exposed. center zono lastal?allon. -NS.Not Sulable* 2. Calculations assume stand-atorle L-loot or L-foot mounted to Quick Mount PV aMSC mounullanhinn or equivatent. Alpha Rail Spans (ft)' "Universal" Barrel/Curved/Flat Tile Roof Hooks'niountina s •/titellt•.- Design Wind S#eed (mph) -80 -' 90 -100 1710 120 130 140 - 150 Snow Load Rall Stzo Roll Size Rall SIze.Roll Size Roll Size Rail Sizo Rall Size Roil Stzo (psf)10/48 ' 13/52 10/48 13/52 10/48 13/52 10/48 113/52 10/481 13/52 10/48 13/52 10/48113/52 10/48 13/52 0 664646 4 4 4 4 4 4 2222 10 464646444444 2222 20 4444 4 4 4 4 44442222 30 4444 4 4 4 4 4 4 222222 40 4444 4 4 4 4 2 2 2 2 2 2 2 2 50 4 4 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1. Rolf spans assume 24-Filter Fac i g and are shown to ine forthest accepu : e ratter; Parameters: Gable roof 5 15· high, slope 525't 850·AMSL, Occupancy Category It (imponance fackai .1.01. Teriair, calenory 8, Panially erposed. center zonn ins,allitlon. -NS.Not Suitnblo 2. Tile roof hooks secured with two 5/16- x 3'44- lag screws. Alpha Rail Spans (ft)1 Aol/Plaln Tlle Roof Hooks' inuililli, IM * Design Wind>Speed (mph) _ 80' I 00 -100 -110 120 130 140 150 Snow Load Rail Size Rail Size Rail Size Rail Size Rail SIze Rai] Size Rall Size Rall Size (pso 10/48 13/52 10/48 13/52 10/48 113/52 10/48 113/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48-13/52 0 4 4 4 4 2 2 2 2 2 2 NS NS NS NS NS NS 10 4 4 4 4 2 2 2 2 2 2 NS NS NS NS NS NS 20 4 4 4 4 2 2 2 2 2 2 NS NS NS NS NS NS 30 4 4 4 4 2 2 2 2 2 2 NS NS NS NS NS NS 40 4 4 2 2 2 2 2 2 2 2 Ns NS NS NS NS NS 50 2 2 2 2 2 2 2 2 2 2 NS NS NS NS NS NS t. Rail spans assume 24- roltor spacing and are rhown U. 1110 larthent occep:- ' c rolter; Poramoters: Goblo fool 5 15' high, 51000 525; 850'AMSL, Occupancy Category 11 impoitince factor =1.01, Te,rain caleflog B, Pallially 0¥pused. cenler zone Installation. "NS=No! Suitable' 2. Tilo roof hooks secured with,wo 916" x 3,4' Ing screwy. Alpha Rail Spans (ft)' Slate Roof Hooksz11,0.liti.8 Design Wine Speed imph). _ 80 90 -1 100 -110 -120 130 140 150 Snow Load Rall size Roll.Slze Roll Size Rall Size Roll SIze Roll Size Roll Size RaIl SIze (p.)10/48 13/52 10/48 -13/52 10/48 113/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 13/52 10/48 - 13/52 066 4 6 2 2 2 2 2222 2222 10 4644222222222222 20 4 4 4 4 2222 2 2 2 2 2222 30 2 2 2 2 222222222222 40 2222 2 2 2 2 2 2 2 2 2 2 NS NS 50 2 2 2 2 2 2 2 2 2 2 2 2 NS NS NS NS 1. Rail spans assume 24» Fallor spacing and are shown k Iho larthcst accepte' c iallci: Parameters: Gable roof g 15· hi.h. slope 3251 850·AMSL. Occupancy Galcgory 11 (importinco factor - 1.0), Terrain cateno 8, Panionv oxpor:cd, centor zone Initollation. NS•Nal Sultablo- 1. Rail spans shown are tyical for the conditions and parameters listed. Please consult the Mounting Systems Quick Configurator for specific array planning, layout, static verification and calculations. 4