Ariston microCombi 23 MFFI Installation And Servicing Instructions page 52

9. TECHNICAL INFORMATION
CE Certification
Heat Input
Heat Output
Efficiency of Nominal Heat Input
Efficiency at 30% of Nominal Heat Input
Heat Loss to the Casing (∆T=50°C)
Flue Heat Loss with Burner Operating
Flue Heat Loss with Burner Off
Max Discharge of Products of Combustion
(G20)
Residual Discharge Head
Consumption at Nominal Capacity(G20)
Gas Consumption after 10 Minutes*
(15°C, 1013 mbar) (G30-G31)
Temp. of exhaust fumes at nominal capacity °C
CO Content
2
O Content
2
CO Content
Minimum Ambient Temperature
Head Loss on Water Side (max) (∆T=20°C) mbar
Residual Head of System
Heating Temperature
Domestic Hot Water Temperature (approx)
D.H.W. Flow Rate ∆T=35°C
D.H.W. Minimum Flow Rate
Pressure of Domestic Hot Water
Expansion Vessel Capacity
Expansion Vessel Pre-load Pressure
Maximum Water Content of System
Maximum Heating Pressure
Nominal Pressure
Electrical Supply
Power Consumption
Protection Grade of Electrical System
Internal Fuse Rating
Weight
G.C. Number
*Calculated at 70% maximum output
Manufacturer:
Commercial subsidiary: MTS (GB) LIMITED
Natural Gas (G20) mbar
LPG (G30-G31)
Merloni TermoSanitari SpA - Italy
MTS Building
Hughenden Avenue
High Wycombe
Bucks HP13 5FT
Telephone: (01494) 755600
Fax: (01494) 459775
Internet: http://www.ariston.co.uk
E-mail: info@uk.mtsgroup.com
Technical Service Hot Line: (01494) 539579
63AU4547
max/min kW 25.6/11.0
max/min kW
%
%
%
%
%
Kg/h
mbar
m 3 /h
m 3
Kg/h 2.02/2.00
%
%
ppm
°C
bar
max/min °C
max/min °C
l/min
l/min
max/min bar
l
bar
l
bar
mbar
V/Hz
W
IP
FAST 2 AT
Kg
47-116-16
23 MFFI
0694BM3512
23.7/9.6
92.5
90.5
1.0
6.5
0.4
51
0.96
2.72
0.32
126
7.0
8.0
38
+5
200
0.25
82/42
54/36
9.7
2.5
6/0.2
6
1
130
3
20
30-37
230 / 50
135
X4D
39
27 MFFI
29.3/11.0
27/9.3
92
88.8
1.3
6.7
0.4
57.7
1.41
3.10
0.36
2.31/2.27
148.5
7.1
8.0
53
+5
200
0.25
82/42
56/36
11.0
2.5
6/0.2
6
1
130
3
20
28-37
230/50
155
X4D
FAST 2 AT
41
47-116-24