5 | Installation
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• To reduce the maintenance effort and ensure a long product lifetime we recommend
the following cooling water quality:
Hardness
mg/l (ppm) < 90
Properties
Clean & clear
PH value
7 … 8
Particle size
µm
< 200
Chloride
mg/l
< 100
Electrical conductivity
µS/cm
≤
100
Free chloride
mg/l
< 0.3
Materials in contact with the cooling water Stainless steel
NOTE
Water hardness unit conversion.
1 mg/l (ppm) = 0.056 °dh (german degree) = 0.07 °e (english degree) = 0.1 °fH (french
degree)
5.2.4 Barrier Gas System Connection (Optional)
Without nitrogen panel
PRV
FR
BGC
MAN
FME
BGC
Barrier gas connection
FME
Flow meter
FR
Flow regulator
MAN
Manometer
PRV
Pressure regulating valve
Содержание COBRA NC 0600 C
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