CHAFFOTEAUX TALIA, Product Manual

Page: 62 / 63

Page. 62 of 63
7 TECHNICAL DATA
7.1 OPEN-CHAMBER
Model Name
25 CF 30 CF
CE certification (pin)
General
comments
Boiler type
B11bs B11bs
Max./min. nominal heat input central heating (Hi) kW 25,8/11,0 29.6/13
Max./min. nominal heat input central heating (Hs) kW 28,6/12,4
Max./min. nominal heat input D.H.W. mode (Hi) kW 27/11 31.1/13
Max./min. nominal heat input D.H.W. mode (Hs) kW 30/12,2
Max./min. Central Heating power kW 23,7/10,1 26.9/11.7
Combustion efficiency (at flue) HI/Hs % 93,2/83,9 93.1
Efficiency of nominal heat output (60/80 °C) HI/Hs % 91,9/82,8 91
Efficiency at 30 % 47°C Hi/Hs % 91,2/82.11 90
Efficiency at minimum Hi/Hs % 90,2/81,3 90
Number of efficiency stars (Directive 92/42/EEC) no.  
Max. heat loss to the casing ( ∆ T = 50°C) % 1,3 2.1
Heat loss through flue gas exhaust when burner operating % 6,8 6.9
Energy perfo
rma
nce
Heat loss through flue gas exhaust when burner switched off % 0,4 0.4
Minimum draught Pa 4 4
NOx class 3 3
Flue gas temperature (G20) °C 137,5 119
CO
2
(G20) % 6,07 6
CO (0%O
2
) ppm 53 107
O
2
(G20) % 9,6 9.7
Max. flue gas output (G20) kg/h 62,95 73.8
Emissions
Excess air % 83,56 86
Load losses water side (max) ( ∆ T = 20 °C) mbar
Residual head for the system bar 0,25 0.25
Expansion vessel pre-charge pressure bar 1 1
Central Heating maximum capaciy litres 175 175
Minimum load pressure for the system bar 0,4 0.4
Maximum central heating circuit pressure bar 3 3
Expansion vessel capacity litre 8 8 Central heating
cir
cuit
Max./min. heating temperature °C 80/40 80/40
Max./min. Domestic Hot Water temperature °C 60/36 60/36
Specific output of D.H.W. system (10 min. with ∆ T=30°C) litres/min 11,05 13.5
D.H.W. flow rate ∆ T=25°C litres/min 13,8 16.2
D.H.W. flow rate ∆ T=35°C litres/min 9,9 11.6
Comfort performance stars (EN13203)  
D.H.W. minimum flow rate litres/min 1,6 1.6
D.H.W. circuit
Max./min. Domestic Hot Water pressure bar 6 6
Power supply voltage/frequency V/Hz 230/50 230/50
Total power consumption W 84,6 100
Minimum operating temperature °C X4D X4D
Electrical
and
environment
data
Electrical system grade of protection IP 5 5
Weight Kg 32 32 Weight and
dimensions
Dimensions (W x H x D) with tap handing kit mm 440x793x420