6 Mountin g e lev a tion t rian gle S Ins t allation Ins tructions f or Solar F as t ening Sy s t em As individual special featur es mus t be t ak en int o account f or eac h r oof an e xper t clar ifcation mus t be car r ied out bef or ehand The fas t ening of an ele v at ed pho t o v olt aic sy s t em mus t be select ed and adjus t ed pr oject based in accor dance wit h t he location and t he r oof s tr uctur e The r esidual loadbear ing capacity of t he building mus t be e v aluat ed f or eac h sy s t em bef or ehand b y a s tr uctur al engineer Wit h fat r oof ele v ation a dis tinction can mainly be made betw een t he f ollo wing r oof connections Ele v ation on tile r oof s Wit h tile r oof s fas t ening is car r ied out wit h r oof hook s and mounting r ails Then t he ele v ation tr iang les can be fas t ened t o t he mounting r ails The r oof hook s and mounting r ails ar e mount ed in accor dance wit h P oint 1 R oofng wit h P antiles The ele v ation tr iang les ar e fas t ened in accor dance wit h P oint 62 Ele v ation wit h cor r ugat ed or tr apezoidal pr ofles and sandwic h elements Wit h t hese r oofng types fas t ening is car r ied out wit h s tud scr e w s or W SF solar fas t ener s Should t he fas t ening points on t he r oof subs tr uctur e be op timally positioned when t aking t he s t atically calculat ed spacing int o account t hen t he tr iang les can be mount ed dir ectly on t he s tud scr e w s wit hout or wit h adap t er ang le br ac k e ts This t hen eliminat es t he need f or an additional r ail subs tr uctur e See P oint 62 Ele v ation wit hout r oof pene tr ation Should it no t be possible t o pene tr at e t he r oof t hen t he ele v ation tr iang les can be fas t ened wit h att ac hed w eights The r esidual load bear ing capacity of t he building mus t be c hec k ed b y a s tr uctur al engineer bef or ehand f or t his pur pose F as t ening mus t t hen be de t er mined based on t he pr oject Please cont act Wur t h in t his case These ins t allation ins tr uctions can only descr ibe t he mos t fr eq uent fas t ening op tions Please cont act Wur t h dir ectly in special cases 61 Mounting f or g r oups of r o w s wit h longitudinal base r ails S t ep 1 Defne t he position of t he s tud scr e w s or W SF solar fas t ener s in accor dance wit h pr ojectbased planning The scr e w s ar e t hen mount ed in t he r oof subs tr uctur e in accor dance wit h t he no t es on mounting under P oint 21 F as t ening wit h s tud scr e w s or W SF solar fas t ener s S t ep 2 Then t he adap t er ang le br ac k e ts ar e fas t ened be tw een t he pr efabr icat ed nuts on t he s tud scr e w s F or scr e w s wit h an M10 t hr ead t he tight ening t or q ue is 3040 Nm and 5060 Nm f or an M12 t hr ead S t ep 3 F as t en t he mounting r ail on t he adap t er angel br ac k e ts using t he pr emount ed fas t ening mat er ials F or t his pur pose scr e w t he hammer head scr e w int o t he side r ail c hannel and fas t en it wit h t he de t entedg ed disk and nut tight ening t or q ue 1315 Nm 41 Solar Mounting Syt em N o t e Ensur e pr oper mounting of t he hammer head scr e w s Their shor t side mus t lie fush on t he inside of t he r ail af t er tur ning t hem in t he tight ening dir ection T o c hec k The no tc h at t he end of t he t hr ead of t he hammer head scr e w mus t be v er tical The jib of t he mounting r ail may be a maximum of 40 cm long