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Water standards for processes

Process Requirement
Heat rejection and cooling No once-through cooling with potable water for any equipment or appliances that reject heat
Cooling towers and evaporative condensers Equip with:
  • makeup water meters
  • conductivity controllers and overflow alarms
  • efficient drift eliminators that reduce drift to maximum of 0.002% of recirculated water volume for counterflow towers and 0.005% of recirculated water flow for cross-flow towers
ID: NCv4_WEp2_Table3