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INST
ALLA
TION
TECHNICAL INFORMATION
4.4 Technical data Advance Plus 30C
Heat input
Nominal net
(A)
central heating
kW
25,0
BTU/h 85304
Nominal net
(A)
domestic hot water
kW
30,0
BTU/h 102364
Nominal gross
(B)
central heating
kW
27,8
BTU/h 94687
Nominal gross
(B)
domestic hot water
kW
33,3
BTU/h 113624
Minimun net
(A)
ch - dhw
kW
8,5
BTU/h 29003
Minimun gross
(B)
ch - dhw
kW
9,4
BTU/h 32194
Useful output
Maximun (central heating)
kW
24,4
BTU/h 83256
Maximun (domestic hot water)
kW
29,2
BTU/h 99634
Minimun (ch - dhw)
kW
8,3
BTU/h 28321
Maximun condensing (central heating)
kW
26,6
BTU/h 90763
Maximun condensing (domestic hot
water)
kW
31,9
BTU/h 108847
Minimun condensing (ch - dhw)
kW
9,2
BTU/h 31392
Central heating
Min/Max flow temperature settings*
°C
25 - 85
Maximum pressure
kPa
250
bar
2,5
Minimum pressure
kPa
30
bar
0,3
Available head (in 1000 l/h)
kPa
27,0
bar
0,270
Seasonal efficency G20
(c)
%
88,7
Seasonal efficency G31
(c)
%
89,7
* to the minimum useful output
(A)
referred to the net calorific value at 15 °C and
1013,25 mbar: G20 = 34,02 MJ/m
3
- G31 = 46,34 MJ/
kg
(B)
referred to the gross calorific value at 15 °C and
1013,25 mbar: G20 = 37,78 MJ/m
3
- G31 = 50,37 MJ/
kg
(C)
The value is used in the UK Government’s Standard
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.
(D)
Values subject to tolerance
Domestic hot water
Min/Max temperature settings
°C
35 - 55
Maximum pressure
kPa
1000
bar
10
Minimum pressure
kPa
30
bar
0,3
Flow rate minimun
l/min
2,5
Flow rate 30° rise
(D)
l/min
16,2
Flow rate 35° rise
(D)
l/min
13,5
Flow rate 40° rise
(D)
l/min
11,7