Features and technical data
Installation, use and maintenance manual – Caldaia 55.1 and 100.2 Tech
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1
1.4
TECHNICAL CHARACTERISTICS
Table 1.1
Technical data of external modules
Caldaia 55.1 Tech
Caldaia 100.2 Tech
Heating mode
seasonal space heating energy efficiency class (ErP)
A
-
Heat input
nominal (1013 mbar - 15 °C) (1)
kW
50,0
99,8
minimum (1)
kW
5,0
Operating point 80/60
Nominal heat input
effective
power
kW
49,2
98,2
efficiency
%
98,4
Operating point 50/30
Nominal heat input
efficiency
%
106,8
Operating point Tr = 30 °C
Heat input 30%
efficiency
%
108,8
Operating point Tr = 47 °C
Heat input 30%
efficiency
%
102,8
Heat loss
to jacket in operation
%
0,10
0,47
to flue in operation
%
2,10
in off mode
%
0,05
0,03
Hot water delivery temperature
maximum
°C
80
Ambient air temperature (dry bulb)
maximum
°C
40
minimum
°C
-10
efficiency class
****
Electrical specifications
Power supply
voltage
V
230
type
-
SINGLE PHASE
frequency
Hz
50
Electrical power absorption
nominal
kW
0,11
0,22
Degree of protection
IP
-
X5D
Installation data
Gas consumption
G20 natural gas (nominal)
m³/h
5,29
10,59
G25 (nominal)
m³/h
6,15
12,30
G25.3 (nominal)
m³/h
6,01
12,03
G30 (nominal)
kg/h
3,94
7,88
G31 (nominal)
kg/h
3,88
7,77
Water fitting
type
-
M
thread
“
1 1/4
1 1/2
Gas connection
type
-
M
thread
“
1
Flue gas exhaust
diameter (Ø)
mm
80
100
residual head
Pa
100
CO
2
percentage in fumes
Nominal heat input
G20
%
9,3
9,2
G25
%
9,2
9,1
G25.3
%
9,2
9,1
G30
%
11,3
G31
%
10,5
10,3
Minimal heat input
G20
%
9,1
8,8
G25
%
8,9
G25.3
%
8,9
G30
%
10,7
G31
%
9,7
9,6
Flue temperature
Nominal heat input
G20
°C
66,4
Fumes flow rate
Nominal heat input
G20
kg/h
80
161
Minimal heat input
G20
kg/h
8
CO emission
ppm
68,0
NO
x
emission class
-
6
Circulating pump data
Residual pressure head at
nominal flow rate
boiler only
m w.c.
2,5
nominal flow at the maximum available head
l/h
2150
4300
type of installation
-
B23P, B33
maximum equivalent length of exhaust duct
m
17
12
maximum water pressure in operation
bar
3,0
maximum flow flue condensate
l/h
5,0
6,0
Water content inside the apparatus
l
9
18
expansion tank volume
l
10
Dimensions
width
mm
558
730
depth
mm
515
590
height
mm
903
977
(1)
Relative to NCV (net calorific value).