N1 - N2 - N3 eco : A1005170 - 664Y7700 • B
EN
FR
NL
ES
IT
DE
PL
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en
9
TECHNICAL CHARACTERISTICS
DIMENSIONS
Boiler Dimensions
N1 eco
N2 eco
N3 eco
A
mm
470
470
530
B
mm
700
765
805
C
mm
565
565
655
D (
∅
of flue pipe)
mm
130
130
150
E
mm
550
615
645
F
mm
445
510
550
G
mm
260
260
260
Heating Connection [F]
“
1
1
1.1/4
Drained weight
Kg
108
122
157
Capacity (primary)
L
31
37
53
CLEARANCE
Boiler Clearance
N1 - N2 - N3 eco
Front
(mm)
Recommended
600
Minimum
500
Rear
(mm)
Recommended
200
Minimum
150
Sides
(mm)
Recommended
150
Minimum
100
Top
(mm)
Recommended
400
Minimum
300
B
F
E
A
G
C
Ø D
COMBUSTION CHARACTERISTICS
Main Characteristics
N1 eco
N2 eco
N3 eco
Input (PCI)
max
kW
25.6
31.3
45.1
Output at 100%
(80/60°C)
kW
24.7
30.3
43.4
Efficiency at 100%
(80/60°C)
%
96.5
96.7
96.2
Efficiency at 30% load (EN677)
%
98.5
97.9
97.2
NOx (Class 5)
Weighted
mg/kWh
110
110
110
CO
Max. output
ppm
19
19
19
CO2
Max. output
%CO2
13
13
14
Temp of flue gases
Normal
°C
120
120
120
Max.
°C
130
130
135
MAXIMUM OPERATING CONDITIONS
Maximum Service Pressure (tank full of water) *
- Primary circuit : .................................................................................................................... 3 bar
Maximum Operating temperatures
- Maximum temperature (primary) : ...............................................................................90°C
Water Quality
See "Recommendations for the Prevention of Corrosion and Scaling in Heating Systems" on the following
page.
Oil Quality
•
Low Sulfur oil (50 ppm)
•
Standard oil (2000 ppm)
•
Bio oil at 7% methyl esters of fatty acids.
*
The hydraulics of the boiler have been tested according to EN-15502, and the boiler is classified as a pressure class 3 appliance,
according to EN-15502.