- 20 -
GB
2.2
LAWS, REGULATIONS AND TECHNICAL DIRECTIVES
The following regulations must be observed during installation:
- Current accident and fire regulations.
- The regulations of the gas supply company, which has to issue an authorization before installation.
- ”Gas system installation” standards.
- ”Electric system installation” standards.
- The regulations of the electric power supply company.
- Health regulations.
2.3
PLACE OF INSTALLATION
- The unit should be installed in a room with adequate ventilation. This unit requires a draft of at least 2 m
3
/h • kW T.C.
(Thermal Capacity).
- Install the unit in compliance with the safety regulations UNI - CIG 8723, law No. 46 dated 5-3-’90 and Italian Ministerial
Decree D.M. No.74 dated 12.04.96.
2.4
POSITIONING
- The various units may be installed separately or combined with other units in our range.
- This unit is not suitable for encasing.
- The distance from the side walls must be at least 10 cm.; should the distance be less or the material of the walls or floor be
flammable, it is vital to install thermal insulation.
R.o.A. = Regulation of primary air (1) Including the pilot thermal capacity approx. 400W.
Nozzle marking Ø 1/100
* Pressure regulator excluded K = Short nozzle l = 15 mm
F = Fixed
A = Adjustable
TA = Open all
Nation
and
category
Cat.
Nozzle
Type
of
gas
ENG, ICEL, DENIM,
FIN, SWED, PORT,
GREECE, IRELAND
NETHERLANDS
ICEL,
DENMARK,
FINLAND,
SWEDEND
IRELAND
PORTUGAL
ENGLAND
GREECE
NORWAY
LUXEMBURG
LUXEMBURG
NETHERLAND
2H
2L
3B/P
3+
3P
3P
3P
G20
G25
G30*
G31
G30*
G31
G31
G31
G31
Gas pressure
upstream
mbar
Nom. Min. Max.
20
25
29
29
37
30
37
50
17
20
25
20
25
20
25
42,5
25
30
35
35
45
35
45
57,5
SMALL
BURNER
Ø mm. Type
MARKED
R.d.A.
X mm.
BY-PASS
(22 S)
Ø mm.
MARKED
PILOT
Ø mm.
MARKED
140 K
140 / 250 K
95 K
95 K
100 K
95 K
85 K
F
F
F
F
F
F
F
85
85
55
55
55
55
50
35
35
21
21
21
21
21
Gas pressure at
nozzle
with 22 SV
Max.
mbar
Min.
mbar
Nominal
Thermal
kW (1)
100%
T.C.
Min.
Gas
consumption
15°C
l/h
g/h
19,8
24,6
28,9
28,9
36,8
29,8
36,8
49,7
2,3
2,5
3,4
3,4
4,3
2,5
4,3
4,0
3,5
3,5
3,5
3,5
3,5
3,5
3,5
1,15
1,15
1,2
1,2
1,15
1,2
1,15
371
431
108
125
108
142
142
142
142
-
-
276
239
276
272
272
272
272
2.5
TABLE II: GAS TECHNICAL DATA, PRESSURE, SMALL 3,5 KW BURNER NOZZLES, PILOT AND
IDLE SCREW
Summary of Contents for G4SF9
Page 80: ......