! Should the gas pressure used be different (or vary slightly)
GB
from the recommended pressure, a suitable pressure
regulator must be fitted to the inlet pipe (in order to comply
with current national regulations).
DATA PLATE
Electrical
see data plate
connections
This appliance conforms to the following
European Economic Community directives:
- 2006/95/EEC dated 12/12/06 (Low
Voltage) and subsequent amendments
- 2004/108/EEC dated 15/12/04
(Electromagnetic Compatibility) and
subsequent amendments
- 93/68/EEC dated 22/07/93 and
subsequent amendments.
- 2009/142/EEC dated 30/11/09 (Gas) and
subsequent amendments.
- 2012/19/EC and subsequent
amendments.
Burner and nozzle specifications
Table 1
Burner
Fast (R)
Semi Fast (S)
Auxiliary (A)
Supply pressures
* At 15°C and 1013,25 mbar-dry gas
Natural G25
S
S
R
A
PK 644 D GH X/HA G
PK 644 D GH /HA G
PKQ 644 D GH /HA G
8
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Diameter
Thermal Power
(mm)
kW (p.c.s.*)
Nomin. Reduc.
157
3.00
1.00
132
1.90
0.80
110
1.00
0.50
Nominal (mbar)
Minimum (mbar)
Maximum (mbar)
P.C.S. = 32.49 MJ/m³
S
R
A
PKQ 755 D GH /HA G
PK 755 D GH X /HA G
Natural Gas
(G25 / 25 mbar)
By-pass
Nozzle
Flow*
1/100
1/100
(mm)
(mm)
(G25)
75
132
332
69
103
210
58
75
111
25
20
30
S
A
Adjusting the burner's
primary air
l/h
(mm)
3.2
1.5
1.5