Connection And Wiring Diagram - Viessmann AM1 Installation Instructions Manual

Connection and wiring diagram

A1 Circulation pump or
central fault message facility (only
with Vitotronic 200, type WO1C)
A2 Circulation pump
Power supply
fÖ
12
fÖ A Power supply for additional
accessories
aVG KM-BUS to the control unit and
additional accessories