39
internal and external hydraulic circuit nrB 09 DOUBLE LOOP
water features
System: Chiller with plate heat exchanger
PH 7,5-9
Electric conductivity 100-500S/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
1
3
2
2
7
7
8
8
8
8
11
3
10
14
14
15
4
5
6
6
7
9
12
13
Unit Components recommended
COMPONENTS PROVIDED AS STANDARD
1 Plate heat exchanger
2 Water temperature sensors
3 Antifreeze electric heater (standard in the heat exchanger and storage tank)
4 Flow switch
5 Water lter
6 Pump
7 Drain valve
8 Cut-o valve
9 Expansion Tank
10 Air vent valve
11 System buer tank
12 Safety valve
13 Pressure gauges
HYDRAULIC COMPONENTS RECOMMENDED EXTERNAL TO UNIT
(RESPONSIBILITY OF THE INSTALLER)
6 Pump
7 Drain valve
8 Cut-o valve
14 Anti-vibration joints
15 Automatic Filling Valve
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