Siemens LMV36.520 Series - Page 84

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Building Technologies Division Basic documentation LMV36... CC1P7544en
Infrastructure & Citiies Sector 7 Basic unit 25.09.2013
Modulating burner (without shutdown facility for adjustable head)
LO-2V
Program
P
max
M
P
min
1)
V1
1)
V2
Figure 57: Light oil – direct ignition, modulating, without shutdown facility for adjustable head
Modulating burner (with shutdown facility for adjustable head)
LO-2V
Program
V1
P
max
M
P
min
V2
Figure 58: Light oil – direct ignition, modulating, with shutdown facility for adjustable head
Light oil (transformer for direct ignition)
LO-2V
Figure 59: Light oil –direct ignition – fuel valve control - program
Legend for fuel trains:
1) Series connection of 2 DC 115 V
valves
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
Light oil direct ignition
modulating with 2 fuel valves
(Operating mode 12)
(Operating mode 12)
Fuel valve control program