DWV 25 - EMA DWV
3.2 Electrical connection
ATTENTION!
The devices must always be disconnected from the power supply before
electrical work is carried out.
ATTENTION!
Electrical wiring work must only be carried out by authorised persons.
The applicable regulations must be observed.
ATTENTION!
The operating mode switch must be set to AUTO after the actuator has
been installed. Undesired changes to the heat pump's operating status
will result if this is not observed.
3.2.1 2-point control
The brown wire is always live
The shaft rotates in a clockwise direction, the black cable is
live, the reversing valve is closed.
The shaft rotates in an anti-clockwise direction, the black
and the brown cable is live.
Abb. 3.1: Connection diagram, 2-point control
3.2.2 3-point control
Changing the direction of rotation by exchanging the connections
The shaft rotates in a clockwise direction, the brown cable is
live, the connection passage of the valve is closed.
The shaft rotates in an anti-clockwise direction, the black
cable is live, the connection passage of the valve is opened.
Abb. 3.2: Connection diagram, 3-point control
GDD-DWV · FD 9612
English
EN-5