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The indirect system prevents furring of the boiler, primary flow and return pipes, and hot water storage cylinder. The system is also employed in soft water districts when heating is combined with hot water supply, to prevent rusting of the cast iron radiators, which causes discolouration of the water to be drawn off.
Supply System The supply system is the recirculated portion of domestic hot water piping that supplies hot water to the ixtures. This does not include the entire domestic hot water supply, as uncirculated ixture branches are not included.
Get full access to and 60K+ other titles, with a free 10-day trial of O'Reilly. There are also live events, courses curated by job role, and more. 3 Hot Water Supply Systems. Direct System of Hot Water Supply. Indirect System of Hot Water Supply. Unvented Hot Water Storage System.
The hot water supply system allows to recover thermal energy extracted from thermal zones which undergo space cooling to integrate hot water production covering only, if necessary, the remaining quota of the heating load.
The indirect system prevents furring of the boiler, primary flow and return pipes, and hot water storage cylinder. Download to read the full chapter text Chapter PDF
31 gru 2015 · The direct water supply system conveys water directly from the public water main to the end users without any transit water storage tanks. ... However, the water supply could be...
direct cross connection is a piping system connecting a raw water supply, used for industrial fire fighting, to a municipal water system. • An indirect cross connection is an arrangement whereby unsafe water, or other liquid, may be blown, siphoned or otherwise diverted into a safe water system.
