Ferroli SKY ECO F 11, Instructions For Use, Installation And Maintenance, Page: 50 / 52

4.3 Hydraulic circuit
1 2 3
12
11
7
8
15
5
4
10
9
fig. 17 - Hydraulic circuit
1 Gas inlet
2 Cold water inlet
3 Domestic hot water outlet
4 Sealed chamber
5 Fan
7
Burner assembly
8 Copper exchanger
9 Combustion gas collector
10 Flue gas outlet collector
11 Flow switch
12 Gas valve
15 Double sensor ( DHW)
4.4 Technical data table
Data Units 11 14 17
Maximum heat capacity kW 21.7 26.9 32.9 Q
Minimum heat capacity kW 8.3 10.3 12.6 Q
Maximum heat capacity kW 19.5 24.2 29.6
Minimum heat capacity kW 7.6 9.5 11.6
Performance at max. power % 89.9 90.0 90.0
Burner injectors G20 no. x Ø 24 x 0,85 28 x 0,85 32 x 0,85
Gas supply pressure G20 mbar 20 20 20
Max. burner pressure with G20
mbar 11.3 12.5 14.8
Min. burner pressure with G20
mbar 1.8 2.0 2.8
Maximum gas delivery G20
m 3 /h 2.296 2.847 3.481
Minimum gas delivery G20
m 3 /h 0.878 1.090 1.333
Burner injectors G30 no. x Ø 24 x 0,5 28 x 0,5 32 x 0,5
Gas supply pressure G30 mbar 29 29 29
Max. burner pressure with G30 mbar 25 26 27
Min. burner pressure with G30 mbar 5 5 5
Maximum gas delivery G30 m
3
/h 0.673 0.834 1.020
Minimum gas delivery G30 m
3
/h 0.257 0.319 0.391
Burner injectors G31
no. x Ø 24 x 0,5 28 x 0,5 32 x 0,5
Gas supply pressure G31
mbar 37 37 37
Max. burner pressure with G31
mbar 35.5 35.5 35.5
Min. burner pressure with G31
mbar 5 5 5
Max. gas delivery G31 m
3
/h 0.888 1.101 1.346
Min. gas delivery G31 m
3
/h 0.340 0.421 0.516
Water heating energy efficiency
class
*** ***
NOx emission class - 6 (<56 mg/kWh) NOx
Max. operating pressure bar 10 10 10 PMS
Min. operating pressure bar 0.2 0.2 0.2
DHW delivery
∆
25º l/min 11.2 13.9 17.0
DHW delivery
∆
30º l/min 9.3 11.6 14.2 D
Degree of protection IP X5D X5D X5D
Supply voltage V/Hz 230 V/50 Hz
Absorbed electrical power
W 40 40 40
Empty weight
Kg 14.1 15 16.5
Weight with packaging
Kg 15.1 16.4 18
Type of unit
C12-C22-C32-C42-C52-C62-
C72-C82-B22
PIN CE
50
EN
SKY ECO F
code A73022090