EN
21.11 - 6755517_05
27
19.2. HYDRAULIC CIRCUIT FOR INTERNAL AND EXTERNAL ANL “HP"
System: Chiller with plate heat exchanger
PH
7.5-9
Electric conductivity
10-500μS/cm
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)
< 30ppm
COMPONENTS PROVIDED AS STANDARD
1
Plate heat exchanger
2
Differential pressure switch
3
Water temperature probe
4
Pump
5
Expansion tank
6
Safety valve
7
Water filter
8
Air vent valve
HYDRAULIC COMPONENTS RECOMMENDED EXTERNAL TO UNIT
(RESPONSIBILITY OF THE INSTALLER)
5
Expansion tank
8
Air vent valve
9
Anti-vibration joints
10
Cut-off valve
11
Storage tank
12
Drain tap
13
Pressure gauge
Unit
Components recommended
1
PT
2
3
3
4
5
5
7
6
8
8
8
9
9
10
10
13
13
11
12
