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Building Technologies Division
Basic documentation LMV36...
CC1P7544en
Infrastructure & Citiies Sector
7 Basic unit
25.09.2013
V1-Gas
V2-Gas
GP2
Program
SA
P
min
P
max
P
Gas
PV-Gas
SV-Oil
LOgp-2V
Program
V1-Oil
V2-Oil
Light oil
Figure 60: Dual fuel burner gas / light oil with gas pilot ignition, with 2 fuel valves
Light oil (with gas pilot ignition)
V3
P
V
V1
V2
TSA
1
TSA
2
O
per
ation
Bild 313e/0114
Figure 61: Light oil with gas pilot ignition – fuel valve control - program
Legend for fuel trains:
1)
For the valve proving function,
the pressure switch-min (Pmin)
is located between the fuel valve
(V1
/
V2)
LO
Light oil
No
Normally Open
LK Air
damper
P LT Valve proving
Pmax Pressure switch-max
Pmin Pressure switch-min
PV Pilot
valve
SA Actuator
SV
Safety valve (outdoors)
TSA... Safety time
V Fuel
valve
Z Ignition
Dual fuel burner gas / light oil
with gas pilot ignition with 2
fuel valves
(Operating mode 3, 9, 16, 21)
(Operating mode 13)
Fuel valve control program