91
MYDENS
COSMOGAS
9 - TECHNICAL DATA
MYDENS TECHNICAL DATA
UM
15
24
34
Maximum central heating pressure “PMS”
bar
2,5
2,5
2,5
Minimum central heating pressure
bar
0,5
0,5
0,5
Maximum DHW circuit pressure “PMW”
bar
/
7
7
Minimum DHW pressure
bar
/
0,3
0,3
Expansion tank pre-load pressure
bar
1
1
1
Expansion tank capacity
l
10
10
10
Rated power supply voltage
V ~
230
230
230
Rated power supply frequency
Hz
50
50
50
Absorbed electrical power
W
120
120
120
Electrical protection rating
IPX4D
IPX4D
IPX4D
Burner electrical power
W
70
70
70
Electrical power absorbed by the pump
W
50
50
50
Air intake/ flue exhaust duct diameter (split)
mm
80
80 o 50
80 o 50
Air intake pipe max. length (split) (80) or (50)
m
20
(20) o (7*)
(12,5) o (3*)
Flue exhaust duct max. length (split) (80) or (50)
m
20
(20) o (7*)
(12,5) o (3*)
Minimum usable diameter of collective aspiration duct (type C93)
mm
100
100
100
Flue gas duct diameter (coaxial)
mm
60/100
60/100
60/100
Flue gas duct max. length (coaxial)
m
10
10
10
Equivalent length of a bend
m
45° = 0,5m;
90° = 1m;
45° = 0,5m;
90° = 1m;
45° = 0,5m;
90° = 1m;
Weighted CO (0% O2)
ppm
5
20
25
Weighted NOx (0% O2) (Class 6 EN 15502) PCS
mg/kWh
25
31
24
CO2 (%) at minimum/maximum power
G20
%
8,5/9,0
8,5/9,0
8,5/9,0
G31
%
10,0/10,4
9,5/10,5
10,0/10,5
O2 (%) at minimum/maximum power
G20
%
5,8/4,9
5,8/4,9
5,8/4,9
G31
%
5,6/4,9
6,4/4,9
5,6/4,9
Maximum recirculation of flue gas in windy conditions
%
10
10
10
Maximum flue gas temperature at boiler outlet
°C
80
80
80
Minimum flue gas temperature at boiler outlet
°C
30
30
30
Δt flue gas temperature/Return (at 100% of the load) (80/60)
°C
7
15
28
Δt flue gas temperature/Return (at 30% of the load) (37/30)
°C
8
5
3
Maximum CO in flue exhaust
ppm
250
250
250
Mass flow of flue gas at maximum power
g/s
6,4
11,6
14,6
Mass flow of flue gas at minimum power
g/s
1,5
1,5
3,4
Head available at exhaust
Pa
90
90
90
Maximum temperature of the combustion agent air
°C
50
50
50
Maximum CO2 content in the combustion agent air
%
0,9
0,9
0,9
Maximum flue gas temperature temperature for overheating
°C
95
95
95
Max. negative pressure allowed in the flue exhaust/air intake system
Pa
90
90
90
Condensate maximum flow rate
l/h
1,9
3,2
4,0
Condensate average acidity
PH
4
4
4
Operating room temperature
°C
0,5 ; 50
0,5 ; 50
0,5 ; 50
Boiler weight
B
kg
38
38
38
C
kg
36
36
36
P
kg
/
38
38
* In these conditions, the appliance power is reduced by 10%
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