AERMEC NRK 0150 A - Main Hydraulic Circuits

22 21.05 – 5167557_02
MAIN HYDRAULIC CIRCUITS
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 0150 (00)
Components as standard
1 Plate heat exchanger
2 Water temperature sensors (IN/OUT)
3 Pressure relief valve
4 Water lter
5 Air drain valve
6 Flow switch
Components not provided and responsibility of the installer
7 Anti-vibration joints
8 Pump
9 Air drain valve
10 Pressure gauge
11 Expansion vessel
12 Storage tank
13 Antifreeze electric heater
14 Drain valve
15 Flow shut-o valves
16 Loading unit
4
1
2
2
5
9
6
7
7
15
15 15
8
12
13
9
3
10
10
11
14
16