4
Fuel supply
4.1
General gas supply layout (example)
Fig. 16
Key
C
Anti-vibration joint
GF
Gas filter
HPG High gas pressure regulator
LPG
Low gas pressure regulator
MM
Pressure gauge
PA
Minimum air pressure switch
PGM Maximum gas pressure switch
D7543
PGm Minimum gas pressure switch
RG
Gas butterfly valve
SRV
Pressure limiting valve with outlet into the environment
VE
Fan
VPS
Leak detection control device
VR
Gas pressure regulator solenoid valve
VS
Gas safety solenoid valve
max. 500 mbar
0.5 ÷ 4 bar
11