Skeleton Diagrams - Bentone BG 450-2 Installation And Maintenance Instruction

2.7

Skeleton diagrams

1. Ball valve
2. Filter
3. Governor
4. Pressure gauge with shut-off cock
5a. Gas pressure switch, min
5b. Gas pressure switch, max
6a. Main valve, 2 -stage.
In modulaing operation, this valve is equipped with controls for variable opening.
6b. Safety valve
7. Valve proving system
1)
8. Damper motor
9. Air pressure switch
10. Gas burner control
11. Ventilation pipe for releasing gas
12. Solenoid V3
Pos. 5b, 7: Components not required according to EN 676.
Required over 1200 kW according to EN 676.
1)
Gas valve (MultBloc)
172 525 16 2020-10-13
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Bentone