System Paci/Ecoi Dhw - Panasonic PAW-VP1000LDHW Technical Manual

6.2

System PACi/ECOi DHW

 Standard system
with circulation pipe and
temperature control system
1
(Field supplied) accessories
1. Pressure control valve if inlet city water
is more than 6 bar (field supplied)
2. Strainer (field supplied)
3. Expansion tank if check valve or pressure
control valve is mounted (field supplied)
4. Circulation water pump (e.g. Grund-
fos comfort UP 15–14 BA PM, field
supplied)
For a hotel or apartment complex where the last room is more than 30 meters away from the
DHW tank, a water pump (for example type Grundfos comfort UP 15-14 BA PM) should be
installed in order to obtain hot water quickly.
Remember to install a return pipe for pump circulation of maximum Ø15 mm and make sure that
supply and return pipes are well insulated for minimal heat loss.
PAW-VP•LDHW - Technical Manual – 2019-11
2 7
City Water in
3
System drawings
6
7
5
Ø15 mm max.
8
5. Safety valve 6 or 9.5 bar (field supplied)
6. Temperature control valve (field
supplied)
7. Water pipe inlet/outlet VP1000L/750
(35 mm) VP500L/200 (22 mm)
8. PAW-VP RTC5B PAC/ECO controller
4
DHW
6
83