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EN
INSTALLATION
Gas pressure loss diagrams
!
PRESSURE DROP includes: "COMBUSTION HEAD + GAS TRAIN + GAS GOVERNOR & FILTER" as per EN676 Standard.
Back pressure of boiler (or other applications) must be added/included in order to have the total min pressure drop.
Burner
BLU 3000.1 PR
MULTICALOR 300.1
MULTIFLAM 300.1
60
natural gas
55
50
45
40
35
30
25
20
15
10
5
100
150
LEGENDA
Pf: Back pressure of furnace
Pb: Pressure of burner (combustion head + complete gas train)
Pin: Minimum inlet pressure
14
www.ecoflam-burners.com
Advisable gas
Gas train
governor & filter
no
VGD 40.100
FILTER DN 100
no
VGD 40.080
FILTER DN 80
no
VGD 40.065
FILTER DN 65
no
VGD 20.503
FILTER 2"
200
250
300
3
flow m
/h
Inlet gas pressure
Spring color
neutral
neutral
neutral
neutral
180
170
VGD 40.065 + F- DN65
160
150
140
VGD 40.065
130
120
110
100
90
VGD 40.080 + F- DN80
80
VGD 40.080
70
60
VGD 40.100 + F- DN100
50
VGD 40.100
40
30
20
10
0
350
100
1C
Inlet gas pressure
MIN [mbar]
MAX [mbar]
20
700
22
700
30
700
35
700
45
700
55
700
80
600
100
600
natural gas
150
200
250
3
flow m
/h
420010717300
Diagram
1C
1C.2
VGD 20.503 + F- 2"
VGD 20.503
300
350
1C.2
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