Central Heating 3 Way Valve Wiring Diagram

Danfoss hs3 3 port valve question.

Central heating 3 way valve wiring diagram. Danfoss 3 port valve. Danfoss shoe or paddle 2 port valve. Part 4 in the heating wiring series covers how the 3 port mid position valve works internally allowing 3 separate positions from only 2 mains inputs. A motorised valve is used to control the flow of water in a central heating system.

The diagram set includes wiring plans for a number of popular configurations of central heating systems c plan w plan y plan s plan s plan etc. Heating controls wiring guide issue 17 v4073a y plan how a mid position valve operates within a y plan heating system. Contains all the essential wiring diagrams across our range of heating controls. Sep 25 2011.

As with hot water only the orange valve wire is connected to power via the wiring centre. Swaping a danfoss 2 port motorised valve to be replaced with a honey well. Inside a central heating zone valve. Plumbing forum plumbing advice.

The motorised valve can be. And you should select the most appropriate diagram that matches the components you have installed in your system along with what you re hoping to achieve in terms of controllability. If heat is required power continues to terminal 5 in the wiring centre and therefore to the white valve wire. Iee wiring regulations and part p of the building regulations.

Part 3 in the series looks at y plan wiring a system which uses a single 3 port valve. This causes the valve motor to move to the mid position and water from the boiler flows to both the hot water cylinder and the radiators. Click the icon or the document title to download the pdf.