Unical HP OWER 320RK, Руководство пользователя и инсталлятора

Страница: 59 / 88

18
MAXIMUM CHEMICAL-PHYSICAL PROPERTIES ALLOWED FOR THE CIRCUIT WATER
Manganese (Mn) < 0,05 ppm
Iron (Fe) < 0,3 ppm
Alkalinity (HCO3) 70 – 300 ppm
Chloride ions (Cl-) < 50 ppm
Sulphate ions (SO4) < 50 ppm
Sulphide ions (S) None
Ammonium ions (NH4) None
Silica (SiO2) < 30 ppm
5.8.2 Hydraulic diagram inside the unit
Herein below the hydraulic diagrams for connection to the unit
FC1
LEGEND
EV 1 PLATE HEAT EXCHANGER W-IN WATER INPUT
DV 1 DISCHARGE VALVE W-OUT WATER OUTPUT
RV 1 RELIEF VALVE P 1 ELECTRONIC CIRCULATOR
TE IN 1
WATER INLET TEMPERATURE PROBE-
SONDA
AV 1 AUTOMATIC AIR VENT VALVE
TE OUT 1
USER OUTLET WATER TEMPERATURE
PROBE
FC 1 FLOW SWITCH
--- Accessorio installato a bordo
In each unit a safety valve with 6 bar opening pressure included all the same
ATTENTION: It is recommended to connect the safety valve vent in an appropriate conveyor / discharge.
Otherwise the discharged water could stagnate around the unit and become a source of danger due to slipping / falling.
5.8.3 Drainage system
The units all of them adopt drainage holes on the basement for the condensate draining which can leach from the pipes of hydraulic and refrig-
erant circuits, and to discharge the generated water during defrosting cycles.
KA1
EV1
RV1
DV1
TE
OUT1
TE
IN1
P1
AV1
W
-O
U
T
W
-IN