Ariston PKLL 641 D2/IX/A Operating Instructions Manual page 9

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Burner and nozzle specifications (for 65 cm versions only)
Table 1
Burner
Diameter
(mm)
Reduced Rapid (RR)
100
Semi Rapid (S)
75
Auxiliary (A)
55
Double flame
36
(DCDR internal) (1)
(DCDR
Double
internal)
130
flame (1)
(DCDR
external
2 nozzle)
Supply pressures
(1) For single-control DRDA (DCDR) burner only
*
At 15°C and 1013,25 mbar - dry gas
**
Propane P.C.S. = 50.37 MJ/Kg
***
Butane P.C.S. = 49.47 MJ/Kg
Natural P.C.S. = 37.78 MJ/m³
A
RR
DC
S
PKLL 641 D2/IX/A
Liquid Gas
Thermal
Thermal
By-pass
power
power
1/100
kW
kW
(p.c.s.*)
(p.c.s.*)
Reduced
Nominal
(mm)
0.70
2.60
39
0.40
1.65
28
0.40
1.00
28
0.30
0.90
29
29
1.50
3.60
57
Nominal (mbar)
Minimum (mbar)
Maximum (mbar)
Nozzle
Flow*
Thermal
1/100
(g/h)
power
kW
(p.c.s.*)
(mm)
***
**
Nominal
80
189
186
2.60
64
120
118
1.65
50
73
71
1.00
44
65
64
0.90
44
262
257
3.60
60x2
28-30
37
20
25
35
45
Natural Gas
Nozzle
Flow*
1/100
(l/h)
(mm)
122(H3)
248
96(Z)
157
79(6)
95
74
86
74
343
94x2
20
17
25
GB
9

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