Fjärrvärmerörsystem - Enkelrörsystem med fast förband mellan värmeisolering och medierör respektive mantelrör för direkt markförlagd distribution av hetvatten - Fabrikstillverkade rördelsenheter bestående av ett medierör av stål, värmeisolering av PUR-skum och ett ytterhölje av etenplast

This document specifies requirements and test methods for factory made thermally insulated bonded fitting assemblies for hot water networks in accordance with EN 13941 1, comprising a steel service fitting, rigid polyurethane foam thermal insulation and a casing of polyethylene.
The fitting assembly could also include the following additional elements: measuring wires, spacers and diffusion barriers.
This document covers the following fitting assemblies: bend, tee, reducer, single use compensator and anchor.
This document applies to fitting assemblies with a minimum design pressure of 1,6 MPa (overpressure).