26
21.02 – 4438830_05
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
MAIN HYDRAULIC CIRCUITS
WITHOUT HYDRONIC KIT
Components as standard
1
Condenser
2
Evaporator
3
Water temperature sensors (IN/OUT
Components not provided and responsibility of the installer
4
Water filter (MANDATORY)
5
Anti-vibration joints
6
Flow shut-off valves
7
Pump
8
Pressure relief valve
9
Expansion vessel
10 Drain valve
11 Flow switch (MANDATORY)
12 Air drain valve
13 Storage tank
14 Antifreeze electric heater
15 Pressure gauge
4
1
3
3
12
12
11
5
5
6
6
6
7
8
9
9
10
2
3
3
12
12
11
5
5
6
6
13
14
12
9
8
10
15
15
4
7
Summary of Contents for NXW 0500-1650
Page 2: ......
