Advanced Energy RFG 1251 User Manual page 24

®
Advanced Energy
Table 3-4. Environmental Specifications
Pressure
Contaminates
WARNING:
Do not use de-ionized water for cooling purposes. De-ionized water causes both
corrosion and erosion of cooling manifolds.
3-4
5.17 bars (75 psi) maximum inlet water pressure
• The following specifications are recommended for the wa-
ter used to cool the RFG 3001 generator:
• pH between 7 and 9
• Total chlorine < 20 ppm
• Total nitrate < 10 ppm
• Total sulfate < 100 ppm
• Total dissolved solids < 250 ppm
• Total hardness expressed as calcium carbonate equivalent
less than 250 ppm
• Specific resistivity of 2500 Ω/cm or higher at 25°C
• Total dissolved solids (TDS) as estimated by the follow-
ing:
TDS ≤
640,000
specific resistivity (Ω/cm)
Specifications 5706058-A