Midea RSJ-420/PZN1-H - Page 61

Midea R410A Direct Heating Commercial Heat Pump 50Hz Technical Manual MCAC-HTSM-201506
61
PH value
Total hardness
Electrical conductivity
Sulphate ion
6.5-8.0
˂50ppm
˂200μs/cm (25ºC)
˂50ppm
Silicon
Iron content
Sulfide ion
Chloride ion
˂30ppm
˂0.3ppm
None
˂50ppm
Ammonia ion
Sodium ion
Calcium ion
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None
None
˂50ppm
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