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System: Chiller with plate heat exchanger
PH 7,5 - 9
Total hardness 4,5 - 8,5 °dH
Temperature < 65 °C
Oxygen content < 0,1 ppm
Max. glycol amount 50 %
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 ion (S) None
Ammonium ions (NH₄) None
Silica (SiO₂) < 30 ppm
WATER CHARACTERISTICS
NRK 0300-0700 (00)
Components as standard
1 Plate heat exchanger
2 Water temperature sensors (IN/OUT)
3 Flow switch
4 Air drain valve
5 Water lter
6 Drain valve
Components not provided and responsibility of the installer
7 Anti-vibration joints
8 Drain valve
9 Pump
10 Pressure gauge
11 Flow shut-o valves
12 Expansion vessel
13 Air drain valve
14 Safety valve
15 Loading unit
16 Storage tank
17 Antifreeze electric heater
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