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S:FLEX GmbH  •  

Reinbeker Weg 9  21029  Hamburg Tel. +49 (0)40 688 93 17 0  

•  

Elsässer Str. 12  79189 Bad Krozingen  Tel. +49 (0)761 888 56 08 0

[email protected]     www.sflex.com 

     

© S:FLEX GmbH 04/2020/ Subject to technical modifications

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Installation - S:FLEX Flat Direct

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Mount the bracket 60 mm M10 onto the ground rail using a hammerhead bolt M8x25 and a self-locking nut. Ensure that 

the hammerhead bolt is correctly aligned in the ground rail channel (torque 12-15 Nm).

11 mm

Alignment of hammerhead bolt

Force and form fit

Create force-fit and form-fit 

connection

The ridge rail must always be 

mounted below the bracket.

Use the adjustability due to 

corrugation and elongated hole

It is important to ensure that the groove in the hammerhead bolt is perpendicular (at right angles to 

the rail) after installing the clamp. Only then is the head of the hammerhead bolt correctly inserted 

in the rail and the bracket is correctly attached.

Mount the ridge rail to the brackets using the M8x25 hammerhead bolt and the 

locking nut. Make sure that the hammerhead bolts are correctly aligned in the 

channel of the ridge rail (tightening torque 12–15 Nm) and that the ridge rail is not 

under tension. To do this, use the adjustability that is created by the corrugation 

of the components and the elongated hole. Ensure that a force-fit and form-fit 

connection is created by interlocking the corrugations. The bracket must always 

be attached to the upper side of the ridge rail.

Ridge

Eaves

Attachment to the ground rail: 

Ground rail

Ridge rail

Ridge rail

Summary of Contents for FLAT DIRECT

Page 1: ...S FLEX FLAT DIRECT For foil bitumen and sandwich roofs WITHOUT roof penetration 1 S FLEX GmbH 04 2020 Technical changes reserved Assembly Instructions Photovoltaic Fastening Systems...

Page 2: ...nd rail 12 2 3 Installing the mounting rails ST AK 7 47 13 2 3 1 Foil and bitumen roofs 14 2 3 2 Sandwich roofs 15 Disassembly and disposal 3 3 1 Disassembly 36 Terms of use and warranty 4 4 2 Warrant...

Page 3: ...itable for use on roofs with a pitch up to 30 and the following roofing Foil roofs bitumen roofs sandwich roofs Any other use in this regard is considered misuse of the product Observance of the infor...

Page 4: ...module manufacturer s instructions regarding the module clamping guidelines module clamping surface and clamping range are complied with If this is not the case the customer must obtain a declaration...

Page 5: ...ed on When working on roofs there is a risk of falling off and falling through roofs A fall can result in injury or death Ensure that appropriate climbing aids and fall protection equipment e g scaffo...

Page 6: ...parts Stainless steel X5CrNi18 10 A2 70A Prerequisites Proof of static load capacity of the roof and the roof insulation must be provided by customer General terms warranty conditions and usage agreem...

Page 7: ...nstallation the splice technology allows a system orientation without a reduction in the load bearing capacity in the area of the splices since they have the same static values as the associated mount...

Page 8: ...ing surface EC II A 8 4 35 294 mm Maximum clamping surface MC II A 11 40 440 mm per side 42 6 mm clambing range clambing range Module mid clamps and module end clamps Height adjustable module mid clam...

Page 9: ...things can be used for this purpose This installation recommendation does not include an earthing concept and must be calculated or compiled by the executing installer in accordance with the applicab...

Page 10: ...tion set Covering caps 7 Covering cap 7 Cross adapter 9 Cross adapter Cable clips 8 Cable clips Assembly post PVC bitumen or bright stainless steel Splice ground rail Ridge connector Covering PVC or b...

Page 11: ...r and position of ground rails and mounting rails Number and position of the ballast blocks or assembly posts Minimum distance between the solar modules and the edge of the roof verge Minimum distance...

Page 12: ...surface and compare it with planning documents Draw the system dimensions Procedure The ground rails and the splice ground rails must be arranged one after the other in accordance with the planning do...

Page 13: ...se note the following when processing self cut ground rail Cutting according to planning documents the ground rails must be aligned so that the cut edges are always on the inside of the individual row...

Page 14: ...h module row using cross adapters crossways on the ground rails To do this click the cross adapter onto the ground rail and use it to secure the mounting rail Check that the spacing between the mounti...

Page 15: ...lignment of the hammerhead bolts It is important to ensure that the groove in the hammerhead bolt is perpendicular at right angles to the rail after installing the clamp Only then is the head of the h...

Page 16: ...d mounting rail Then push the next mounting rail onto the splice Apply enough pressure to push the mounting rails flush together and ensure that connection to earth is established The connection is co...

Page 17: ...two end clamps The rail is to be separated in the area between the end clamps and connected with a splice to ensure a 2 cm compensation in length expansion joint The arrangement of the expansion join...

Page 18: ...ecked for an even consistent course Contact of the ridge connector with the roofing must be avoided If necessary additional protective mats are to be added Using the supplied bending tool bend the rid...

Page 19: ...nts must be chosen so that slipping down tipping or wobbling are prevented The ballast must lie completely flat It is insufficient to merely lean the ballast Install the ballast onto the ground rails...

Page 20: ...tion saddle roof the counterweight with ridge connection saddle roof and the fastening to the roof substructure or ridge connector saddle roof single pitch roof butterfly roof Another special option i...

Page 21: ...ations Installation S FLEX Flat Direct 21 2 7 2 Counterweight with ballast and ridge connection The module array is connected to the ground rails on the other side of the roof D2 using ridge connector...

Page 22: ...first step before installing the Flat Direct mounting system The assembly post is available in 3 variants With bitumen primer and bitumen covering for flaming for bitumen roofs With PVC primer and PV...

Page 23: ...sition the assembly post and screw it into the roof substructure with the appropriate screws OMG HD The screw connection is established in the raised corrugations of the trapezoidal substructure Then...

Page 24: ...ly posts Fix the ridge rail with the M8x25 hammerhead bolts and the locking nuts in the slotted holes on the brackets Make sure that the hammerhead bolts are correctly aligned Tightening torque for th...

Page 25: ...e It is important to ensure that the groove in the hammerhead bolt is perpendicular at right angles to the rail after installing the clamp Only then is the head of the hammerhead bolt correctly insert...

Page 26: ...e purlins Sandwich profiles Solar fastener Type A suitable calotte for wooden purlins Sandwich profiles Solar fastener Type BZ suitable calotte for metal purlins The number and position of the solar f...

Page 27: ...the M8x25 hammerhead bolts and the locking nuts in the slotted holes on the brackets Make sure that the hammerhead bolts are correctly aligned Tightening torque for hammerhead bolts 12 15 Nm When all...

Page 28: ...ched Installation S FLEX Flat Direct 28 Mount the ridge rail to the brackets using the M8x25 hammerhead bolt and the locking nut Make sure that the hammerhead bolts are correctly aligned in the channe...

Page 29: ...modules are to be equipped with slipping protection The same applies to modules which do not have any modules directly below them modules above obstructions such as windows chimneys etc Attach two M6...

Page 30: ...e manufacturer s instructions Check the defined clamping area Module installation end clamps Place the module on the mounting rails Install the end clamps Click each end clamp on to the mounting rail...

Page 31: ...t 31 Module installation mid clamps Now install the mid clamps Click each mid clamp onto the mounting rail and push them on to the module Ensure that the mid clamp is clicked in to both sides of the m...

Page 32: ...Subject to technical modifications Installation S FLEX Flat Direct 32 Ensure that the mid clamp clamps both of the module frames on the clamping area defined by the module manufacturer Defined clampi...

Page 33: ...be installed on the last module in each row if applicable on expansion joints Click each end clamp on to the mounting rail and push them on to the module Ensure that the end clamp is clicked in to bot...

Page 34: ...from permanent and harmful environmental influences in particular UV radiation Installation of the covering cable ducts is possible after every work step of the system installation The covering cable...

Page 35: ...re are no deviations Check whether ALL hexagon socket head screws have been installed at the positions provided crossbars and ballast bars splice ground rails ridge connectors Check whether ALL screws...

Page 36: ...cribed installation 3 2 Disposal The S FLEX mounting system is made from aluminium stainless steel and steel components These materials can be recycled after disassembly The frame system must only be...

Page 37: ...sioning provided in these instructions is merely suggested values based on prior experience Binding structural analyses for installation frames can be created using the S FLEX planning software Solar...

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