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7216549.01 - en
INSTALLATION AND OPERATING MANUAL
TABLE: HEATING REQUIREMENTS – FLOW RATE OF HEATING CIRCUIT
FLOW RATE OF DHW CIRCUIT
Rated heat
power for DHW
system
(kW)
Flow rate of
Heating circuit
with ΔT1 = 15 K
(l/h)
Flow rate of
Heating circuit
with ΔT1 = 20 K
(l/h)
Flow rate of
DHW circuit
with ΔT2 = 35 K
(l/min)
7 (R)
401
301
2.9
8 (R)
459
344
3.3
9 (R)
516
387
3.7
10 (R)
573
430
4.1
11 (R)
631
473
4.5
12 (R)
688
516
4.9
13 (R)
745
559
5.3
14 (R)
803
602
5.7
15 (RS)
860
645
6.1
16 (RS)
917
688
6.6
17 (RS)
975
731
7.0
18 (RS)
1032
774
7.4
19 (RS)
1089
817
7.8
20 (RS)
1147
860
8.2
21 (S)
1204
903
8.6
22 (S)
1261
946
9.0
23 (S)
1319
989
9.4
24 (S)
1376
1032
9.8
25 (S)
1433
1075
10.2
26 (S)
1491
1118
10.6
27 (S)
1548
1161
11.1
28 (S)
1605
1204
11.5
29 (S)
1663
1247
11.9
30 (S)
1720
1290
12.3
31 (S)
1777
1333
12.7
32 (S)
1834
1376
13.1
33 (S)
1892
1419
13.5
34 (S)
1949
1462
13.9
35 (S)
2006
1505
14.3
36 (S)
2064
1548
14.7
ΔT1 =
Difference between User Module Delivery - Return Temperature
ΔT2 =
Temperature difference hot water outlet - Cold water inlet
R =
heating
S =
DHW