FIELD: heat supply systems, possibly heating stations of closed heat supply systems. SUBSTANCE: heating station includes preheater for supplying hot water whose heated medium is connected with pipeline for feeding drinking water and whose heating medium is connected with pipelines of water-supply line. Preheater is provided with pressure controller joined with water hardness pickup mounted on pipeline for return water of water-supply line after unit for joining water-supply pipeline for feeding water passed through preheater for hot water supply and it is also provided with regulating organ mounted on water supply pipeline before said preheater. EFFECT: reduced degree of internal corrosion of water-supply pipelines. 1 dwg
Authors
Dates
2002-01-10—Published
2000-09-12—Filed