i-HPV5 Inverter air/water heat pumps with axial fan
18
A
MAXIMUM CHEMICAL-PHYSICAL PROPERTIES ALLOWED FOR THE CIRCUIT WATER
PH 7,5 - 9
Electrical conducvity 100 - 500 μS/cm
Total hardness 4,5 – 8,5 dH
Temperature ˂ 65°C
Oxygen content ˂ 0,1 ppm
Max glycol quanty 40 %
Phosphates (PO4) ˂ 2ppm
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
Legend
EV/CO Plate heat exchanger WF Y-lter*
DV Discharge valve FC Flow switch
RV Safety valve W-IN Water input
BV Shut-o valve W-OUT Water output
HKA1 Heat exchanger resistance * VSI 3-way valve *
HKA2 Pump resistance * CV Non-return valve
HKA3 Tank anfreeze heater * P Pump *
VA Expansion vessel AV Automac air vent valve
* Oponal TK Tank *
_ _ _ Separately supplied accessory to be installed outside the unit
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