Historical
DS/EN 15632-1:2009+A1:2015
District heating pipes - Pre-insulated flexible pipe systems - Part 1: Classification, general requirements and test methods
This European Standard provides classification, general requirements and test methods for flexible, pre-insulated, directly buried district heating pipe systems.*It is intended to be used in conjunction with parts 2, 3, 4, and 5. *Depending on the pipe assembly (see Table 4), this European Standard is valid for maximum operating temperatures of 95 °C to 140 °C and operating pressures of 6 bar to 25 bar.*The pipe systems are designed for a lifetime of 30 years. For pipe systems with plastic service pipes, the respective temperature profiles are defined in EN 15632-2 and EN 15632-3.*NOTE For the transport of other liquids, for example potable water, additional requirements may be applicable.
Danish Standards [ds]