50 | System examples
UNIMAT6 720 807 794 (2013/04)
Temperature maintaining: version with RTS return flow
temperature safeguard using return temperature
raising
Fig. 32 RTS return flow temperature safeguard - raising
D10.008 Shut-off valve
D11.006 3-way control valve
D12.001 Outlet shut-off valve
D13.007 Temperature maintaining pump
D13.010 Shut-off valve (motorised)
D13.011 Non-return valve
D13.012 Shut-off valve
10.001 Hot water flow line
11.001 Hot water return line
13.003 Shut-off valve
In temperature maintaining mode, the shut-off valve
(D10.008) in the hot water flow is open and the 3-way
control valve (D11.006) in the hot water return is closed.
In boiler mode, the temperature maintaining pump
(D13.007) is stopped and the shut-off valve on the inlet
side (D13.010) is closed.