21
Special installation 2: flat roof top
Explanations:
1.This installation is workable for flat roof top.
2.The wall or ground of rooftop should be concrete or
solid wall.
3.These two installations could be both used
expansion bolt to fix the supporting structure.
Dimension requirement:
①
Distance from rotor centre to roof top
≥
4 m
②
Supporting point should be 1.2 times of the
rotor diameter
③
Distance from blade tip to pole
≥
180 mm
④
Φ
76mm
≤
Outer diameter
≤Φ
150 mm
⑤
Angle steel or guyed fastening structure
⑦
distance from rotor centre to roof top
≥
1.5m
⑧
1.5m
≤
distance from rotor centre to the first
supporting point
≤
2.0 m
⑨
1.2m
≤
distance between the two supporting
points
≤
2.0m
⑩
Pole
diameter
≥
Outer
Diameter
Φ
76mm×thickness 5.0mm seamless
pole