29
ENGLISH
DESCRIPTION UM
MYNUTE X C
25 30 35 40
Hydraulic connections
CH input - output Ø 3/4” 3/4” 3/4” 3/4”
DHW input-output Ø 1/2” 1/2” 1/2” 1/2”
Gas input Ø 3/4” 3/4” 3/4” 3/4”
Boiler dimensions
Height mm 740 740 740 740
Height (comprehensive of SRD device) mm 822 822 822 822
Width mm 420 420 420 420
Depth mm 275 350 350 350
Boiler weight kg 35 37 37 40
Heating output
Air capacity Nm
3
/h 24,298 24,819 30,372 31,024 36,447 37,228 36,447 37,228
Flue gas capacity Nm
3
/h 26,304 26,370 32,880 32,963 39,456 39,555 39,456 39,555
Mass ue gas ow rate
(max-min)
g/s
9,086-
1,635
9,297-
2,324
11,357-
2,226
11,621-
3,254
13,629-
2,226
13,946-
3,254
13,629-
2,226
13,946-
3,254
Domestic hot water capacity
Air capacity Nm
3
/h 30,372 31,024 36,447 37,228 42,035 42,937 48,595 49,638
Flue gas capacity Nm
3
/h 32,880 32,963 39,456 39,555 45,506 45,620 52,608 52,740
Mass ue gas ow rate
(max-min)
g/s
11,357-
1,635
11,621-
2,324
13,629-
2,226
13,946-
3,254
15,718-
2,226
16,084-
3,254
18,171-
2,226
18,594-
3,254
Fan performance
Residual discharge head of concentric pipes 0.85 m Pa 60 60 60 60
Residual discharge head of separate pipes 0.5 m Pa 174 150 190 196
Residual discharge head of boiler without pipes Pa 180 170 195 200
Concentric ue gas outlet pipes
Diameter mm 60-100 60-100 60-100 60-100
Maximum length m 10 6 6 6
Losses for a 45°/90° bend m 1,3/1,6 1,3/1,6 1,3/1,6 1,3/1,6
Hole in wall (diameter) mm 105 105 105 105
Concentric ue gas outlet pipes
Diameter mm 80-125 80-125 80-125 80-125
Maximum length m 25 15 15 15
Losses for a 45°/90° bend m 1/1,5 1/1,5 1/1,5 1/1,5
Hole in wall (diameter) mm 130 130 130 130
Twin ue gas outlet pipes
Diameter mm 80 80 80 80
Maximum length m 60 + 60 33 + 33 35 + 35 28 + 28
Losses for a 45°/90° bend m 1/1,5 1/1,5 1/1,5 1/1,5
Forced open installation B23P-B53P
Diameter mm 80 80 80 80
Maximum discharge tube length m 110 65 65 53
Nox class 6 class 6 class 6 class 6
Emission values at maximum and minimum output (**) G20 G31 G20 G31 G20 G31 G20 G31
Maximum CO s.a
. less than p.p.m. 130 130 120 140 140 150 140 150
CO2 (***) % 9,0 10,0 9,0 10,0 9,0 10,0 9,0 10,0
NOx s.a. lower than p.p.m. 30 30 50 50 40 40 40 40
T ue gases °C 69 68 67 65 65 63 65 63
Minimum
CO s.a
. less than p.p.m. 10 10 10 10 10 10 10 10
CO2 (***) % 9,0 10,0 9,0 10,0 9,0 10,0 9,0 10,0
NOx s.a. lower than p.p.m. 30 30 25 50 25 40 25 40
T ue gases °C 63 62 59 59 65 63 65 63
(*) average value between various hot water operation conditions
(**) check performed with concentric pipe Ø 60-100, length 0,85 m. - water termperature 80-60°C
The data indicated must not be used to certify the system; for certication, use tha data indicated in the "System handbook" measured during rst ignition.
(***)
CO2 tolerance =
+0.6% -1%
(+) The installation of t
his product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.