Picco R32 Air/water inverter heat pumps with axial fans
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PLUMBING CONNECTIONS
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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) No one
Ammonium ions (NH4) No one
Silica (SiO2) < 30 ppm