Technical Specifications - Riello TAU 55 UNIT Installation And Maintenance Manual

TECHNICAL SPECIFICATIONS

MODELS
Device type
Fuel
Device category
Combustion chamber
Maximum rated heat input at furnace referred to HVC (LCV)
Minimum rated heat input at furnace referred to HVC (LCV)
Useful (rated) heat output
Maximum rated heat output (80-60°C) P4
Maximum rated heat output (50-30°C)
Maximum rated heat output (40-30°C)
30% heat output with return at 30°C (P1)
Minimum rated heat output (80-60°C)
Efficiency class in central heating mode
Seasonal energy efficiency in central
heating mode
Efficiency at rated heat input in high
temperature mode (HCV)
Efficiency at 30% rated heat input in low
temperature mode (HCV)
Perdite al camino a bruciatore spento
Losses from stack with burner on
Heat loss in standby mode
Annual energy consumption
Noise level (sound power)
Emissions
Emissions at max./min. heat input, G20
Maximum rated heat input (LCV)
Minimum rated heat input (LCV)
Emissions at max./min. heat input, G25
Pressure in combustion chamber
Flue gas mass flow rate (*)
Water-side pressure drop (Δt 10°C)
Maximum working pressure
Minimum supply pressure
Maximum permitted temperature
Maximum operating temperature
Boiler water capacity
Volume of expansion vessel (CH)
8
GENERAL
UM
kW
kW
kW
G20 kW
G20 kW
G20 kW
G20 kW
G20 kW
hs
Useful Pn
%
h4
(60-80°C)
Useful
%
h1
30% of Pn
%
%
Pstby W
QHE
LWA at P max dB(A)
LWA at P min dB(A)
(referred to
NOx mg/kWh
HCV)
CO2 %
CO ppm
Δt flue
°C
gas
kW
kW
CO2 %
CO ppm
Δt flue
°C
gas
mbar
Kg/s
mbar
bar
bar
°C
°C
l
l
TAU 55 UNIT TAU 75 UNIT TAU 110 UNIT
condensing boiler for central heating
B23
IT-CH: G20=20mbar G31=37mbar
FR: G20/G25 - 20/25 mbar G31=37mbar
BE: G20/G25 - 20/25 mbar
NO: G20=20mbar
IT-CH: II2H3P IT-CH: II2H3P
FR: II2Esi3P FR: II2Esi3P
BE: I2E(S) BE: I2E(R)
NO: I2H NO: I2H
vertical vertical
61,1 (55) 83,3 (75)
12,2 (11) 16,7 (15)
54 74
53,6 74,1
59,5 81,5
60,0 82,0
18,1 24,7
10,9 14,8
A -
94 -
87,7 89,0
98,9 99,0
0,1 0,1
2,3 1,0
54 74
165 -
56 57
45 46
48 35
9-8,5 8,9-8,9
4-5 7-7
52-37 57-33
45,2 59,4
10,1 12
9,2-8,6 9,25-8,7
5-5 7-7
52-38 33-33
1,0 1,0
0,025 0,034
15 28
5
1
100
82
91 99
- -
IT-CH: II2H3P
FR: II2Esi3P
BE: I2E(R)
NO: I2H
vertical
122,2 (110)
24,4 (22)
107
107,3
116,5
117,9
35,9
21,4
-
-
87,8
98,0
0,1
2,2
107
-
59
47
44
9,1-9,1
4-0
49-35
89,2
19,7
9,2-9,2
4-1
50-40
1,8
0,05
50
130
-