6
0865EN
August 2018
M
etering
systeMs
H
eat
I
nterface
U
nIt
w
/
doUble
Heat
excHanger
In
parallel
confIgUratIon
ge556Y176 - 177 (ge556-1
serIes
)
047U57408
Large heat exchanger for domestic water production (GE556Y177)
Primary circuit
1,00
0,10
0,01
0,1
1,0
10,0
Q [m
3
/h]
Δ
p [bar]
0,66
Kv =
0,74 0,84
0,87
0,86
R206B-1 opening %
20%
40%
60%
80%
100%
Kv
0,66
0,76
0,84
0,86
0,87
Primary circuit for heating, dynamic balancing valve fully open and regulation on
static balancing valve R206B-1
Primary circuit for domestic hot water production, dynamic balancing valve fully open
1,00
0,10
0,01
0,1
1,0
10,0
Q [m
3
/h]
Δ
p [bar]
Kv = 1,5
Heating
Heating
Radiators
Flowrate [l/h] and primary outlet
temperature (radiators 65-53 °C)
Circulator
speed
Flowrate
[m
3
/h]
Power
[kW]
80 °C
75 °C
72 °C
Max
1,2
17,4
670
(57 °C)
950
(59 °C)
1350
(61 °C)
Primary circuit data for radiator heating.
Heating
Radiant floor
Flowrate [l/h] and primary outlet
temperature (radiators 45-38 °C)
Circulator
speed
Flowrate
[m
3
/h]
Power
[kW]
70 °C
65 °C
60 °C
Max
1,2
10,0
280
(39 °C)
340
(39 °C)
430
(40 °C)
Primary circuit data for floor radiant heating.
Circulator for heating
0
0
200
400
600
800
1000
1200
1
2
3
4
5
6
7
∆p [m H
2
O]
Q [l/h]
Domestic hot water production
Table 10 – Primary circuit data for domestic hot water production.
DHW
Flowrate [l/h] and primary outlet
temperature (DHW 10-50 °C)
l/min
l/h
kW
80 °C
75 °C
70 °C
65 °C
60 °C
12
720
33
450
(15,4 °C)
495
(16,9 °C)
565
(18,7 °C)
660
(21,3 °C)
825
(24,9 °C)
15
900
42
575
(16,8 °C)
640
(18,3 °C)
730
(20,4 °C)
870
(23,3 °C)
1105
(27,2 °C)
17
1020
47
660
(17,7 °C)
740
(19,4 °C)
850
(21,6 °C)
1010
(24,4°C)
1300
(28,5 °C)
20
1200
56
790
(18,9 °C)
890
(20,7 °C)
1030
(23,1 °C)
1260
(26,3 °C)
24
1430
67
970
(20,6 °C)
1100
(22,6 °C)
1280
(25,1 °C)
0,1
0,01
0,10
1,00
1,15
4,5
1,0
10,0
Q [m
3
/h]
Δ
p [bar]
Kv
Description
Ref. “Components” image
1,15
Domestic hot water
A-E
4,5
Domestic cold water
A-B
Hydraulic data for hot and cold domestic water circuits.
