Technical Data M300V.2025 Sm - Biasi M300V.2025 SM User Manual And Installation Instructions

4.5

Technical data M300V.2025 SM

Heat input
Nominal net central heating
(A)
Nominal net domestic hot water
(A)
Nominal gross central heating
(B)
Nominal gross domestic hot water
(B)
Minimum net C.H. - D.H.W.
(A)
Minimum gross C.H. - D.H.W.
(B)
Useful output
Maximum (central heating)
Maximum (domestic hot water)
Minimum (C.H. - D.H.W.)
Maximum condensing (central heating)
Maximum condensing (domestic hot
water)
Minimum condensing (C.H. - D.H.W.)
- 28 -
TECHNICAL INFORMATION
kW 21,0
BTU/h 71655
kW 26,0
BTU/h 88716
kW 23,3
BTU/h 79537
kW 28,9
BTU/h 98474
kW 3,0
BTU/h 10236
kW 3,3
BTU/h 11362
kW 20,7
BTU/h 70631
kW 25,6
BTU/h 87351
kW 2,8
BTU/h 9554
kW 22,8
BTU/h 77797
kW 28,2
BTU/h 96222
kW 3,2
BTU/h 10919
Central heating
Min/Max flow temperature settings*
Maximum pressure
Minimum pressure
Available head (in 1000 l/h)
Seasonal efficiency G20
(c)
Seasonal efficiency G31
(c)
* to the minimum useful output
referred to the net calorific value at 15 °C and
(A)
1013,25 mbar: G20 = 34,02 MJ/m
kg
referred to the gross calorific value at 15 °C and
(B)
1013,25 mbar: G20 = 37,78 MJ/m
kg
The value is used in the UK Government's Standard
(C)
Assessment Procedure (SAP) for energy rating of
dwellings. The test data from which it has been calcu-
lated have been certified by a notified body.
Values subject to tolerance
(D)
Domestic hot water
Min/Max temperature settings
Maximum pressure
Minimum pressure
Flow rate minimun
Flow rate 30° rise
(D)
Flow rate 35° rise
(D)
Flow rate 40° rise
(D)
°C 25 - 80
kPa 300
bar 3,0
kPa 30
bar 0,3
kPa 34,0
bar 0,34
% n.a.
% n.a.
- G31 = 46,34 MJ/
3
- G31 = 50,37 MJ/
3
°C 35 - 55
kPa 1000
bar 10
kPa 30
bar 0,3
l/min 2,5
l/min 12,7
l/min 10,7
l/min 9,3