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Burner and nozzle characteristics
Table 1 Liquid Gas Natural Gas
Burner Diameter
(mm)
Thermal Power
kW (p.c.s.*)
By-Pass
1/100
Nozzle
1/100
Flow*
g/h
Nozzle
1/100
Flow*
l/h
Nominal Reduced (mm) (mm) *** ** (mm)
Fast
(Large)(R)
100 3.00 0.7 41 86 218 214 116 286
Semi Fast
(Medium)(S)
75 1.90 0.4 30 70 138 136 106 181
Auxiliary
(Small)(A)
55 1.00 0.4 30 50 73 71 79 95
Triple Crown
(TC)
130 3.25 1.5 63 91 236 232 133 309
Supply
Pressures
Nominal (mbar)
Minimum (mbar)
Maximum (mbar)
28-30
20
35
37
25
45
20
17
25
* At 15°C and 1013 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/m
3
S
S
R
A
TC
A
S
R
K 645 V.C/G K 647R V.C/G
K 645R V.C/G