11
ENGLISH
GENERAL
Descrizione
SUNDAY
20/200 SOL
30/200 SOL
At full load
Elmax
42
42
W
At partial load
Elmin
14
15
W
Standby PSB
P sb
4
4
W
(*)
Calculated with one 90° curve, 24 x 1 metre extensions and a 1 metre horizontal collector.
Descrizione
SUNDAY
20/200 SOL
30/200 SOL
Type of storage cylinder
Vitrified
Cylinder layout
Vertical
Heat exchanger layout
Vertical
Maximum power absorbed by top heat exchanger
20
kW
Maximum power absorbed by bottom heat exchanger
29
kW
Storage cylinder capacity
30-65
°C
Heat exchanger surface area
200
l
Useful non-solar volume (Vbu)
100
l
Top coil water capacity
4,1
l
Bottom coil water capacity
5,7
l
Top coil heat exchange surface area
0,68
m
2
Bottom coil heat exchange surface area
0,94
m
2
DHW production
∆T 25°C
11,1
12,4
l/min
∆T 35°C
7,7
8
l/min
Water draw in 10 minutes with storage
cylinder at
48°C (**)
151,7
163
l
60°C (**)
181,3
215
l
Specific flow rate (EN625)
21,2
22,3
l/min
Maximum operating pressure of storage cylinder
8
bar
Volume of expansion vessel (DHW)
8
l
Precharge of expansion vessel (DHW)
3,5
bar
(**) Specified data must not be used to certify the system. Certificates must state the values listed in the “System Service
Booklet” as measured on initial start-up.
Descrizione
SUNDAY
20/200 SOL
30/200 SOL
Function parameters for G20
Lower Wobbe index (at 15°C - 1013 mbar)
45,67
MJ/m3s
Rated supply pressure
20
mbar
Minimum supply pressure
10
Gas diaphragm
4,6
6,7
mm
Maximum gas flow rate, DHW/CH
2,12
3,17
Sm3/h
Minimum gas flow rate, DHW/CH
0,37
0,63
Sm3/h
Maximum fan speed DHW/CH
6100
6000
rpm
Minimum fan speed
1700
1600
rpm
Burner ignition slow fan speed
3700
3400
rpm
Function parameters for G31
Lower Wobbe index (at 15°C - 1013 mbar)
70,69
MJ/m3s
Rated supply pressure
37
mbar
Minimum supply pressure
35
Gas diaphragm
3,6
4,7
mm
Maximum gas flow rate, DHW/CH
1,55
2,33
Sm3/h
Minimum gas flow rate, DHW/CH
0,27
0,47
Sm3/h
Maximum fan speed DHW/CH
6100
6000
rpm
Minimum fan speed
1700
1600
rpm
Burner ignition slow fan speed
3700
3400
rpm
Содержание 20105840
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