49
1.1
INTRODUCTION
“RS”
boilers are gas-fired hot water
generators suitable for medium and
high capacity systems.
They consist of cast-iron sections
that can be assembled together in
numbers from 6 to 14, with a ther-
mal output ranging from 107.4 kW to
279.1 kW.
They comply with the european directi-
ves 90/396/CEE, 89/336/CEE,
73/23/CEE, 92/42/CEE and with
the european specification pr EN 656.
These appliances can be fired by natu-
ral gas and butane gas (G30) or pro-
pane gas (G31).
The instructions given in this manual
are provided for the installer to ensure
proper installation and perfect opera-
tion of the appliance.
1.2
DIMENSIONS
1
DESCRIPTION OF THE BOILER
Fig. 1
RS 6
RS 7
RS 8
RS 9
RS 10
RS 11
RS 12
RS 13
RS 14
Heat output
kW
107.4
129.0
150.6
172.2
193.7
215.2
236.5
257.8
279.1
Heat input
kW
121.7
145.9
170.0
194.2
218.2
242.1
266.0
290.0
313.6
Absorbed power consumption
W
50
50
50
80
80
80
80
80
80
Electrical protection grade
IP 20
IP 20
IP 20
IP 20
IP 20
IP 20
IP 20
IP 20
IP 20
Sections
n°
6
7
8
9
10
11
12
13
14
Water content
l
58.0
67.5
77.0
86.5
96.0
105.5
115.0
124.5
134.0
Maximum water head
bar
5
5
5
5
5
5
5
5
5
Category
II
2H3+
II
2H3+
II
2H3+
II
2H3+
II
2H3+
II
2H3+
II
2H3+
II
2H3+
II
2H3+
Type
B
11
B
11
B
11
B
11
B
11
B
11
B
11
B
11
B
11
Maximum temperature
°C
95
95
95
95
95
95
95
95
95
Mains gas nozzles
Quantity
n°
5
6
7
8
9
10
11
12
13
Methane
ø mm
4.30
4.30
4.30
4.30
4.30
4.30
4.30
4.30
4.30
G30 - G31
ø mm
2.50
2.50
2.50
2.50
2.50
2.50
2.50
2.50
2.50
Gas consumption *
Methane
m
3
s/h 12.88
15.44
17.99
20.55
23.10
25.63
28.16
30.70
33.20
Butane (G30)
kg/h
9.60
11.50
13.41
15.32
17.21
19.10
20.98
22.88
24.74
Propane (G31)
kg/h
9.44
11.32
13.19
15.07
16.93
18.79
20.64
22.50
24.34
Burner gas pressure
Methane
mbar
9.7
9.7
9.7
9.7
9.7
9.7
9.7
9.7
9.7
Butane (G30)
mbar
28
28
28
28
28
28
28
28
28
Propane (G31)
mbar
35
35
35
35
35
35
35
35
35
Gas supply pressure
Methane
mbar
20
20
20
20
20
20
20
20
20
Butane (G30)
mbar
30
30
30
30
30
30
30
30
30
Propane (G31)
mbar
37
37
37
37
37
37
37
37
37
Weight
kg
472
542
612
682
757
829
904
974
1044
* The gas consumptions refer to the calorific value at standard conditions 15°C - 1013 mbar.
1.3
TECHNICAL FEATURES
R C.H. return
2”
M C.H. flow
2”
G Gas (
6÷10
vers.)
1”
Gas (
11÷14
vers.) 1
1/
2
”
S Boiler drainage
3/4”
107
129
151
172
194
215
237
258
279
L
mm
700
810
920
1030
1145
1255
1370
1480
1580
P
mm
1110
1110
1110
1110
1140
1140
1190
1190
1190
C
mm
730
730
730
730
760
760
810
810
810
F
mm
315
315
315
315
345
345
395
395
395
D
ø mm 250
250
250
250
300
300
350
350
350
Summary of Contents for RS 10
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