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GB
7
RR
DC
S
A
R
S
S
A
PKL 641 EX/H PKLL 641 D2/IX/H
Table 1 Liquid Gas Natural Gas
Burner Diameter Thermal Thermal By-pass Nozzle Flow* Thermal Nozzle Flow*
power power 1/100 1/100 (g/h) power 1/100 (l/h)
kW kW kW
(p.c.s.*) (p.c.s.*) (p.c.s.*)
(mm) Reduced Nominal (mm) (mm) *** ** Nominal (mm)
Supply pressures Nominal (mbar)
Minimum (mbar)
Maximum (mbar)
28-30
20
35
37
25
45
20
17
25
Fast (R)
Reduced Fast (RR)
Semi Fast (S)
Auxiliary (A)
100
100
75
55
0.70
0.70
0.40
0.40
3.00
2.60
1.65
1.00
39
39
28
28
86
80
64
50
218
189
120
73
214
186
118
71
3.00
2.60
1.65
1.00
132(H3)
122(H3)
96(Z)
79(6)
286
248
157
95
Double flame
(DCDR internal) (1)
36 0.30 0.90 29 44 65 64 0.90 74 86
Double
flame (1)
(DCDR
internal)
(DCDR
external
2 nozzle)
130 1.50 3.60
29 44
262 257 3.60
74
343
57 60x2 94x2
Burner and nozzle specifications (for 65 cm versions only)
(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
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