Linea di teleriscaldamento PREMANT
Posa con precarica termica
DN 20 - DN 300, spessore isolamento 2
PRE 6.245
T
B
130°/Tv75°
∆T 65°
Lg
∆I
DS
m
mm
m
19.5
7.5
1.0
21.5
8.5
1.5
27.0 10.5
1.5
31.0 12.0
1.5
38.5 15.0
2.0
43.0 16.5
3.0
49.0 19.0
2.5
56.0 21.5
3.0
61.5 23.5
3.5
72.5 28.0
4.0
82.5 32.0
4.5
88.0 34.0
5.5
103.0 40.0
6.0
14.5
5.5
1.0
16.5
6.5
1.0
20.5
8.0
1.0
23.5
9.0
1.5
29.5 11.5
1.5
32.5 12.5
1.5
37.0 14.5
2.0
43.0 16.5
3.0
47.0 18.0
3.0
55.5 21.5
3.5
63.5 24.5
4.0
68.0 26.5
5.0
80.5 31.0
5.5
11.5
4.5
1.0
13.0
5.0
1.0
16.5
6.5
1.0
19.0
7.5
1.0
23.5
9.0
1.5
26.0 10.0
1.5
30.0 11.5
2.0
34.5 13.5
2.5
38.0 14.5
2.5
45.0 17.5
3.0
51.5 20.0
4.0
55.5 21.5
4.0
66.0 25.5
5.0
10.0
4.0
1.0
11.0
4.0
1.0
14.0
5.5
1.0
16.0
6.0
1.0
19.5
7.5
1.0
22.0
8.5
1.5
25.0
9.5
1.5
29.0 11.0
2.5
32.0 12.5
2.5
38.0 14.5
3.0
43.5 17.0
3.5
47.0 18.0
4.0
55.5 21.5
4.5
Spessore isolamento 2
Diametro Tubo
nominale guaina
DN
dxs
T
B
100° / Tv 60°
∆T 50°
Lg
∆I
DS
T
B
120°/Tv70°
∆T 60°
Lg
∆I
DS
m
mm
m
18.0
6.5
1.0
20.0
7.0
1.0
25.0
9.0
1.5
28.5
10.0
1.5
35.5
12.5
2.0
39.5
14.0
2.5
45.0
16.0
2.5
52.0
18.5
3.0
56.5
20.0
3.5
67.0
24.0
3.5
76.0
27.0
4.5
81.0
29.0
5.0
95.0
34.0
5.5
13.5
4.5
1.0
15.0
5.5
1.0
19.0
6.5
1.0
21.5
7.5
1.0
27.0
9.5
1.5
30.0
10.5
1.5
34.5
12.0
2.0
39.5
14.0
2.5
43.5
15.5
3.0
51.5
18.5
3.0
58.5
21.0
4.0
63.0
22.5
4.5
74.0
26.5
5.0
11.0
4.0
1.0
12.0
4.5
1.0
15.0
5.5
1.0
17.5
6.0
1.0
22.0
8.0
1.0
24.0
8.5
1.5
27.5
10.0
2.0
32.0
11.5
2.5
35.0
12.5
2.5
41.5
15.0
3.0
47.5
17.0
3.5
51.5
18.5
4.0
60.5
21.5
4.5
9.0
3.0
0.5
10.0
3.5
1.0
12.5
4.5
1.0
14.5
5.0
1.0
18.0
6.5
1.0
20.0
7.0
1.0
23.0
8.5
1.0
27.0
9.5
2.5
29.5
10.5
2.5
35.0
12.5
3.0
40.0
14.5
3.0
43.5
15.5
3.5
51.5
18.5
4.5
D
mm
mm
T
B
90°/Tv50°
∆T 40°
Lg
∆I
m
mm
12.0 3.0
0.5
15.0
4.5
1.0
13.5 3.5
1.0
16.5
5.0
1.0
16.5 4.0
1.0
21.0
6.0
1.0
19.0 4.5
1.0
24.0
7.0
1.5
24.0 5.5
1.0
30.0
9.0
1.5
26.5 6.5
1.5
33.0 10.0
2.0
30.0 7.0
1.5
37.5 11.0
2.0
34.5 8.0
2.0
43.0 13.0
2.5
37.5 9.0
2.5
47.5 14.0
2.5
44.5 10.5
2.5
56.0 16.5
3.0
50.5 12.0
3.0
63.5 19.0
4.0
54.0 13.0
3.5
67.5 20.0
4.0
63.5 15.0
4.0
79.0 23.5
4.5
9.0 2.0
0.5
11.0
3.5
0.5
10.0 2.5
0.5
12.5
3.5
1.0
12.5 3.0
0.5
16.0
4.5
1.0
14.5 3.5
1.0
18.0
5.5
1.0
18.0 4.5
1.0
22.5
6.5
1.0
20.0 4.5
1.0
25.0
7.5
1.5
23.0 5.5
1.0
28.5
8.5
1.5
26.6 6.5
1.5
33.0 10.0
2.5
29.0 7.0
2.0
36.0 11.0
2.5
34.5 8.0
2.0
43.0 12.5
3.0
39.0 9.0
2.5
49.0 14.5
3.5
42.0 10.0
3.0
52.5 15.5
3.5
49.5 12.0
3.5
62.0 18.5
4.5
7.0 1.5
0.5
9.0
2.5
0.5
8.0 2.0
0.5
10.0
3.0
0.5
10.0 2.5
0.5
12.5
4.0
1.0
11.5 3.0
0.5
14.5
4.5
1.0
14.5 3.5
1.0
18.0
5.5
1.0
16.0 4.0
1.0
20.0
6.0
1.0
18.5 4.5
1.0
23.0
7.0
1.5
21.5 5.0
1.0
26.5
8.0
1.5
23.5 5.5
1.0
29.0
8.5
2.0
28.0 6.5
1.5
34.5 10.5
2.5
31.5 7.5
2.0
39.5 12.0
3.0
34.0 8.0
2.0
43.0 12.5
3.0
40.5 9.5
3.0
50.5 15.0
4.0
6.0 1.5
0.5
7.5
2.0
0.5
6.5 1.5
0.5
8.5
2.5
0.5
8.5 2.0
0.5
10.5
3.0
0.5
9.5 2.5
0.5
12.0
3.5
1.0
12.0 3.0
0.5
15.0
4.5
1.0
13.5 3.5
1.0
17.0
5.0
1.0
15.5 3.5
1.0
19.5
5.5
1.0
18.0 4.0
1.0
22.5
6.5
1.0
19.5 4.5
1.0
24.5
7.5
1.5
23.5 5.5
1.0
29.0
8.5
1.5
26.5 6.5
2.0
33.5 10.0
3.0
29.0 7.0
2.5
36.0 10.5
3.0
34.0 8.0
3.0
43.0 13.0
3.5
T
B
110°/Tv65°
∆T 55°
Lg
m
16.5
18.5
23.0
26.5
32.5
36.5
41.5
47.5
52.0
61.5
69.5
74.5
87.0
12.5
14.0
17.5
20.0
25.0
27.5
31.5
36.0
39.5
47.0
53.5
57.5
68.0
10.0
11.0
14.0
16.0
20.0
22.0
25.5
29.0
32.0
38.0
43.5
47.0
55.5
8.0
9.5
11.5
13.5
16.5
18.5
21.0
24.5
27.0
32.0
37.0
40.0
47.0
20
26.9 x 2.65
25
33.7 x 2.6
32
42.4 x 2.6
40
48.3 x 2.6
50
60.3 x 2.9
65
76.1 x 2.9
80
88.9 x 3.2
100
114.3 x 3.6
125
139.7 x 3.6
150
168.3 x 4.0
200
219.1 x 4.5
250
273.0 x 5.0
300
323.9 x 5.6
20
26.9 x 2.65
25
33.7 x 2.6
32
42.4 x 2.6
40
48.3 x 2.6
50
60.3 x 2.9
65
76.1 x 2.9
80
88.9 x 3.2
100
114.3 x 3.6
125
139.7 x 3.6
150
168.3 x 4.0
200
219.1 x 4.5
250
273.0 x 5.0
300
323.9 x 5.6
20
26.9 x 2.65
25
33.7 x 2.6
32
42.4 x 2.6
40
48.3 x 2.6
50
60.3 x 2.9
65
76.1 x 2.9
80
88.9 x 3.2
100
114.3 x 3.6
125
139.7 x 3.6
150
168.3 x 4.0
200
219.1 x 4.5
250
273.0 x 5.0
300
323.9 x 5.6
20
26.9 x 2.65
25
33.7 x 2.6
32
42.4 x 2.6
40
48.3 x 2.6
50
60.3 x 2.9
65
76.1 x 2.9
80
88.9 x 3.2
DS
m
m
mm
m
∆I
DS
mm
m
5.5
1.0
6.0
1.0
7.5
1.0
8.5
1.5
10.5
1.5
12.0
2.0
13.5
2.5
15.5
3.0
17.0
3.0
20.0
3.5
23.0
4.0
24.5
4.5
28.5
5.0
4.0
0.5
4.5
1.0
5.5
1.0
6.5
1.0
8.0
1.5
9.0
1.5
10.0
2.0
12.0
2.5
13.0
2.5
15.5
3.0
17.5
3.5
18.5
4.0
22.0
4.5
3.0
0.5
3.5
0.5
4.5
1.0
5.0
1.0
6.5
1.0
7.0
1.0
8.5
1.5
9.5
1.5
10.5
2.5
12.5
3.0
14.5
3.5
15.5
3.5
18.0
4.5
2.5
0.5
3.0
0.5
4.0
0.5
4.5
1.0
5.5
1.0
6.0
1.0
7.0
1.0
8.0
1.5
9.0
2.0
10.5
2.5
12
3.0
13
3.5
15.5
4.0
100
114.3 x 3.6
125
139.7 x 3.6
150
168.3 x 4.0
200
219.1 x 4.5
250
273.0 x 5.0
300
323.9 x 5.6
12.07.2021
Con riserva di modifiche tecniche.
110
110
125
125
140
160
180
225
250
280
355
450
500
110
110
125
125
140
160
180
225
250
280
355
450
500
110
110
125
125
140
160
180
225
250
280
355
450
500
110
110
125
125
140
160
180
225
250
280
355
450
500
∆I
Lg
FP
Temperatura di esercizio T
B
[°C]
Temperatura di preriscaldamento Tv [°C]
Temperatura di posa Tk = 10 [°C], ∆T = Tv–Tk
Area di scorrimento al raffreddamento Lg [m]
Ritiro al raffreddamento ∆l [mm]
Tensione ammessa = 190 N/mm2
Fattore di attrito del terreno / PE m = 0.5
Peso specifico del suolo g = 19 kN/m3
Coefficiente di compattazione Kd = 0.463
Altezza di copertura H [m]
Lato di dilatazione DS [m]
D
S
H
=
1
.
2
m
H
=
1
.
0
m
H
=
0
.
8
m
H
=
0
.
6
m
