FIELD: wastewater treatment.
SUBSTANCE: invention relates to the field of wastewater treatment. Sewage treatment plant contains a water disinfection unit, including an ultraviolet radiation lamp located in a quartz case. The cover with the lamp is inserted into the gravity flow in the treatment plant housing, located between the last sump of the sewage treatment plant and the forced pumping chamber or the outlet of the treated water gravity discharge. The UV lamp is a low pressure ozone free amalgam lamp.
EFFECT: increased efficiency of wastewater disinfection.
4 cl, 2 dwg
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