Installation of Indoor Unit
Water Quality
Water quality should be complied with EN 98/83 EC Directives. Requirement for resolved chemical
ingredients is following table. Detailed water quality condition can be found in EN 98/83 EC
Directives.
Parameter
Value
Acrylamide
0.10
μg
/
l
Antimony 5.0
μg
/
l
Arsenic 10
μg
/
l
Benzene 1.0
μg
/
l
Benzo(a)pyrene 0.010
μg
/
l
Boron 1.0
mg
/
l
Bromate 10
μg
/
l
Cadmium
5.0
μg
/
l
Chromium 50
μg
/
l
Copper 2.0
mg
/
l
Cyanide 50
μg
/
l
1.2-dichloroethane 3.0
μg
/
l
Epichlorohydrin 0.10
μg
/
l
Parameter
Value
Fluoride 1.5
mg
/
l
Lead 10
μg
/
l
Mercury 1.0
μg
/
l
Nickel 20
μg
/
l
Nitrate 50
mg
/
l
Nitrite 0.50
mg
/
l
Pesticides 0.10
μg
/
l
Pesticides — Total
0.50
μg
/
l
Polycyclic aromatic hydrocarbons
0.10
μg
/
l
Selenium 10
μg
/
l
Tetrachloroethene and Trichloroethene
10
μg
/
l
Trihalomethanes — Total
100
μg
/
l
Vinyl chloride
0.50
μg
/
l
• If the product is installed at existing hydraulic water loop, it is important to clean hydraulic pipes to
remove sludge and scale.
• Installing sludge strainer in the water loop is very important to prevent performance degrade.
• Chemical treatment to prevent rust should be performed by installer.
36
Air-to-Water Heat Pump
Содержание AHNW096A0
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