Sime FORMAT DGT HE 12, Installer'S Instructions

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69
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Example of allowable installation “25” calculation in that the sum of the head losses of the
single fittings is less than 7.6 mm H
2
O:
Inlet Outlet
9 m horizontal pipe ø 80 x 0.15 1.35 –
9 m horizontal pipe ø 80 x 0.15 – 1.35
n° 2 90° elbows ø 80 x 0.20 0.40 –
n° 2 90° elbows ø 80 x 0.25 – 0.50
n° 1 terminal ø 80 0.10 0.25
Total head loss 1.85 + 2.10 = 3.95 mm H
2
O
TABLE 1 - ACCESSORIES ø 80
Accessories ø 80 Total head loss (mm H
2
O)
12 20 25 30 35
Inlet Outlet Inlet Outlet Inlet Outlet Inlet Outlet Inlet Outlet
Air/smoke divider – – – – – – – – – –
90° elbow MF 0.05 0.10 0.15 0.20 0.20 0.25 0.25 0.30 0.30 0.40
45° elbow MF 0.05 0.05 0.10 0.10 0.15 0.15 0.20 0.20 0.25 0.25
Extension L. 1000 (horizontal) 0.05 0.05 0.10 0.10 0.15 0.15 0.20 0.20 0.25 0.25
Extension L. 1000 (vertical) 0.05 0.05 0.10 0.10 0.15 0.15 0.20 0.20 0.25 0.25
Wall terminal 0.05 0.15 0.05 0.20 0.10 0.25 0.10 0.35 0.15 0.50
Wall coaxial exhaust *
Roof outlet terminal *
0.25 0.05 0.50 0.05 0.80 0.10 1.10 0.15 1.50 0.20
*
The loss of the accessorie in aspiration concludes the collector code 8091400/01
Fig. 9/a
TABLE 1/a - ACCESSORIES ø 60
Accessories ø 60 Total head loss (mm H
2
O)
12 20 25 30 35
Inlet Outlet Inlet Outlet Inlet Outlet Inlet Outlet Inlet Outlet
Air/smoke divider 1.25 0.25 2,10 0.40 2.50 0.50 2.50 0.50 2.50 0.50
90° elbow MF 0.15 0.40 0.30 0.70 0.40 0.90 0.50 1.10 0.60 1.40
45° elbow MF 0.10 0.25 0.25 0.50 0.35 0.70 0.45 0.90 0.55 1.20
Extension L. 1000 (horizontal) 0.10 0.40 0.25 0.70 0.40 0.90 0.50 1.10 0.60 1.40
Extension L. 1000 (vertical) 0.10 0.30 0.25 0.50 0.40 0.60 0.50 0.70 0.60 0.80
Wall terminal 0.15 0.70 0.30 1.00 0.50 1.20 0.80 1.40 1.10 1.60
Wall coaxial exhaust *
Roof outlet terminal *
0.25 0.05 0.50 0.05 0.80 0.10 1.10 0.15 1.50 0.20
* The loss of the accessorie in aspiration concludes the collector code 8091400/01
1
2
3
Fig. 9
KEY
1 Divider with vent
2 Elbow product discharge
3 Air intake bend
CA Inlet
CS Outlet