Viessmann VITOSOL 100-F SV Technical Manual page 125

Design information regarding installation on pitched roofs — roof integration
Standard version A
Pack with side flashing (left and right).
The fixing systems are designed for the roof pitches and types given in the following table (versions A and B, see previous dia-
grams):
Type
Roof pitch
Tiled roof cover
Slate
Plain tile
Timber pack with and without fixing screws
Conditions for structural verification:
■ Max. snow load of 2.55 kN/m
2
maximum gap between rafters of 800 mm.
■ Screws 8 x 120 Assy Plus VG with DIBT approval for threaded width
in rafters of 60 mm.
■ Timber 40 x 120 mm; use two screws per rafter.
Timber pack
Viessmann provides this pack if the load-bearing capacity of the exist-
ing battens is insufficient.
Components:
– Timber 40 x 120 mm/40 x 60 mm, NH S10 ÜH-TS
VITOSOL
SV
15 to 20°
A
—
—
, wind speeds up to 150 km/h and
Design version B
Pack with side flashing (left and right) and flashing for the top and bot-
tom collector rows.
Benefits:
– This version is particularly suitable for roofs with a pitch greater than
20°.
Prevents snow piling up above the collectors (snow can slide off more
easily).
– The solar lines can be routed through the roof space below the upper
flashing panels.
SH
20 to 65° 15 to 20°
A, B
B
B
Structural verification pack
Viessmann provides this pack for structural verification extending into
the roof structure.
– Structural verification is carried out under the following conditions:
– Max. snow load 2.55 kN/m
– Wind speeds up to 150 km/h
– Max. rafter centres 800 mm
Components:
– Timber 40 x 120 mm/40 x 60 mm, NH S10 ÜH-TS
– Screws 8 x 120 mm with DIBT approval for extended structural veri-
fication right into the roof structure
Tx40
Tx25
(cont.)
20 to 65°
—
—
—
2
8x120
5x70
VIESMANN
15
A, B
B
B
125