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Description of 20/30419051 DC 2020This document specifies requirements, design and test methods for factory made thermally insulated bonded fitting assemblies for directly buried district cooling distribution systems, comprising a service fitting from DN 15 to DN 1200, rigid polyurethane foam insulation and a casing of polyethylene. The fitting assembly may also include the following additional elements: measuring wires, spacers and diffusion barriers. This document covers the following fitting assemblies: bend, tee, reducer, cap, single use compensator and anchor. This document applies only to insulated fitting assemblies, for continuous operation with water at various temperatures (1 to 30)°C and a maximum operation pressure of 25 bar. The design is based on an expected service life with continuous operation of a minimum 50 years.
About BSIBSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses. |
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