This document specifies performance requirements for treatment of wastewater using the activated sludge process for plants over 50 PT.
A variety of activated sludge systems has been developed. This document has not attempted to specify all available systems. This document provides fundamental information about single stage systems.
The informative Annexes A, B and C provide design information.
БДС EN 12255-6:2004
prБДС EN 12255-6:2022
45.99 Dispatch of FV draft to CCMC
Dec 15, 2022