Grundfos SMD Series Installation And Operating Instructions Manual page 12

2. SFG.xx.102:
Place the depth blocker (3), the back support leg (3b) and the
front support legs (3a) in the right position, and weld them on
the column profile (2). See position numbers in fig. 16.
All welded seams
Detail D
a4
All welded seams
a4
All welded seams
Fig. 15 SFG.xx.102, profile and support legs, side view
3b
2
Fig. 16 SFG.xx.102, profile and support legs, back view
12
23.6"
Detail C
o
min 89.7
o
max 90
All welded seams
a4
3
3a
1
3. SFG.xx.71 and SFG.xx.91:
Place the depth blocker (3), the back support leg (3b) and the
front support legs (3a and 3c) in the right position, and weld
them to the column profile (2) in a workshop. See position
numbers in fig. 17.
Calculate the required height of the SFG depth blocker
according to the positioning rules for flowmakers. See section
5.2.2 Flowmakers.
3b
2
Fig. 17 SFG.xx.71 - 91 profile and support legs
There must be a minimum overlap of 6 in (150 mm)
between the front support legs (3a and 3c). See fig.
18.
All welded seams
37.8 in (960 mm) ≤ H ≤ 66.9 in (1700 mm)
SFG.xx.51
46.1 in (1170 mm) ≤ H ≤ 66.9 in (1700 mm)
SFG.xx.71
55.9 in (1420 mm) ≤ H ≤ 66.9 in (1700 mm)
SFG.xx.91
All welded seams
Detail B
a4
Fig. 18 SFG.xx.51 - 91 profile and support legs
a4
All welded seams
3
3c
3a
1
19.7"
Detail A
o
min 89.7
o
max 90
a4