Central Heating 3 Way Valve Wiring Diagram

Iee wiring regulations and part p of the building regulations.

Central heating 3 way valve wiring diagram. Swaping a danfoss 2 port motorised valve to be replaced with a honey well. Heating controls wiring guide issue 17 v4073a y plan how a mid position valve operates within a y plan heating system. 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. Part 3 in the series looks at y plan wiring a system which uses a single 3 port valve.

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. The motorised valve can be. Contains all the essential wiring diagrams across our range of heating controls.

Danfoss shoe or paddle 2 port valve. A motorised valve is used to control the flow of water in a central heating system. Plumbing forum plumbing advice. 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.

Inside a central heating zone valve. Electrical wiring for central heating systems. Click the icon or the document title to download the pdf. This has one inlet and two outlets one for hot water the.

As with hot water only the orange valve wire is connected to power via the wiring centre. Sep 25 2011. 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.