6
FIGURE 04: For inlet pressures above 0.41 MPa (4.1 bar)
Pressure relief valve
Check
valve
Expansion
vessel
Pressure
reducing
valve
Note: If Pressure Reducing
Valve is used, expansion down
the mains is possible.
FIGURE 03: For inlet pressures up to 0.41 MPa (4.1 bar)
where expansion in mains supply is not possible.
Pressure relief valve
Check
valve
Expansion
vessel
FIGURE 02: For inlet pressures up to 0.41MPa (4.1 bar)
Pressure
relief
valve
