Technical Data Basica Cond 28C (M275V.2428 Sm) - Biasi BASICA COND User Manual And Installation Instructions

4.4 Technical data BASICA COND
28C (M275V.2428 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 25,0
BTU/h 85304
kW 29,0
BTU/h 98952
kW 27,8
BTU/h 94687
kW 32,2
BTU/h 109837
kW 5,1
BTU/h 17402
kW 5,7
BTU/h 19316
kW 24,5
BTU/h 83597
kW 28,4
BTU/h 96905
kW 4,8
BTU/h 16378
kW 26,9
BTU/h 91787
kW 31,1
BTU/h 106118
kW 5,3
BTU/h 18084
Central heating
Min/Max flow temperature settings*
Maximum pressure
Minimum pressure
Available head (in 1000 l/h)
* 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
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)
Values subject to tolerance
(D)
Gas supply pressures
Gas
Nom
Natural G20 Min
Max
Nom
Propane G31 Min
Max
°C 25-85
kPa 250
bar 2,5
kPa 30
bar 0,3
kPa 38,5
bar 0,39
- G31 = 46,34 MJ/
3
- G31 = 50,37 MJ/
3
°C 30 - 60
kPa 1000
bar 10
kPa 30
bar 0,3
l/min 2,5
l/min 13,6
l/min 11,5
l/min 10,0
Pa mbar
2000 20
1700 17
2500 25
3700 37
2500 25
4500 45