31
ENGLISH
DESCRIPTION
JUNIOR GREEN 25 C.S.I.
Fan performance
Residual head of concentric pipes 0.85m
Pa
30
Residual head of separate pipes 0.5m
Pa
90
Residual head of boiler without pipes
Pa
100
Concentric flue gas discharge pipes
Diameter
mm
60 - 100
Maximum length
m
5,85
Drop due to insertion of a 45°/90° bend
m
1,3 / 1,6
Hole in wall (diameter)
mm
105
Concentric flue gas discharge pipes
Diameter
mm
80 - 125
Maximum length
m
15,3
Losses for a 45°/90° bend
m
1 / 1,5
Hole in wall (diameter)
mm
130
Separate flue gas discharge pipes
Diameter
mm
80
Maximum length
m
45 + 45
Losses for a 45°/90° bend
m
1 / 1,5
Installation B23P–B53P
Diameter
mm
80
Maximum length of drainage pipe
m
70
NOx class
5
Emission values at max. and min. rate of gas G20*
Maximum - Minimum CO s.a. less than
ppm
180 - 20
CO
2
%
9,0 - 9,5
NOx s.a. lower than
ppm
30 - 20
Flue gas temperature
°C
65 - 58
* Check performed with concentric pipe ø 60-100, length 0.85m - water temperature 80-60 °C
Multigas table
DESCRIPTION
Methane gas (G20)
Propane (G31)
Lower Wobbe index (at 15 °C-1013 mbar)
MJ/m
3
S
45,67
70,69
Net Calorific Value
MJ/m
3
S
34,02
88
Supply nominal pressure
mbar
mm W.C.
20
203,9
37
377,3
Supply minimum pressure
mbar
mm W.C.
10
102,0
-
-
JUNIOR GREEN 25 C.S.I.
Diaphragm (number of holes)
n°
1
1
Diaphragm (diameter of holes)
mm
4,8
3,8
Silencer diaphragm (diameter)
mm
31
27
Heating maximum gas capacity
Sm
3
/h
2,12
kg/h
1,55
DHW maximum gas capacity
Sm
3
/h
2,64
kg/h
1,94
Heating minimum gas capacity
Sm
3
/h
0,53
kg/h
0,39
DHW minimum gas capacity
Sm
3
/h
0,53
kg/h
0,39
Number of fan rotations with slow switch-on
rpm
4.000
4.000
Maximum number of fan rotations (heating)
rpm
4.900
4.900
Maximum number of fan rotations (DHW)
rpm
6.100
6.100
Minimum number of fan rotations (heating)
rpm
1.400
1.400
Minimum number of fan rotations (DHW)
rpm
1.400
1.400
