Siemens LMV50 Series Manual page 31

Dual-fuel burner gas / heavy oil
with gas pilot ignition
Fuel valve control
Building Technologies
Figure 22: Fuel train application – dual-fuel burner gas / light oil, with gas pilot ignition
Heavy oil (with gas pilot ignition)
Figure 23: Fuel train application – fuel valve control
Basic Documentation LMV5...
3 Fuel train (examples)
Legend (fuel trains):
HO Heavy oil
PV Pilot valve
TSA Safety time
V Fuel valve
Circulation from phase 44, max. 45 s
as soon as heavy oil direct start =
ON in phase 44:
↑ phase change in phase 50
Heavy oil direct start =
OFF at the end of phase 44
↑ repetition (max. 3 times in total)
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CC1P7550en
22.05.2018