SM Split CS Series Heat Pump
SM Split CS Series Heat Pump
8733825873 (2020/05)
14
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Water Quality Table
Subject to change without prior notice
WATER QUALITY TABLE
Table 9 Water Quality
Water Quality
POTENTIAL
PROBLEM
Water Characteristic
Acceptable Value
Copper
Cupro-Nickel
pH (Acidity/Alkalinity)
7–9
7–9
SCALING
Hardness (CaCO
3
, MgCO
3
)
< 350 ppm
< 350 ppm
Ryznar Stability Index
6.0–7.5
6.0–7.5
Langelier Saturation Index
-0.5 – +0.5
-0.5 – +0.5
CORROSION
Hydrogen Sulfide (H
2
S)
< 0.5 ppm*
10–50 ppm
Sulfates
< 125 ppm
< 125 ppm
Chlorine
< 0.5 ppm
< 0.5 ppm
Chlorides
< 20 ppm
< 150 ppm
Carbon Dioxide
< 50 ppm
< 50 ppm
Ammonia
< 2 ppm
< 2 ppm
Ammonia Chloride
< 0.5 ppm
< 0.5 ppm
Ammonia Nitrate
< 0.5 ppm
< 0.5 ppm
Ammonia Hydroxide
< 0.5 ppm
< 0.5 ppm
Ammonia Sulfate
< 0.5 ppm
< 0.5 ppm
Dissolved Solids
< 1,000 ppm
< 1,500 ppm
IRON FOULING
Iron (Fe
2
+ Iron Bacteria
Potential)
< 0.2 ppm
< 0.2 ppm
Iron Oxide
< 1 ppm
< 1 ppm
EROSION
Suspended Solids
< 10 ppm, < 600 µm size**
< 10 ppm, < 600 µm size**
Maximum Water Velocity
6 ft/sec
6 ft/sec
* No "rotten egg" smell present at < 0.5 ppm H
2
S.
** Equivalent to 30 mesh strainer
