Wiring Diagram: Comfoair 550 Basic - Right-Hand Version - Zehnder ComfoAir 550 Installationsanleitung

2.13 Wiring diagram: ComfoAir 550 Basic - RIGHT-HAND version

malfunction indicator of
wired 3-position switch
T4
T1
Bypass valve
EN - 28
CASING
Blue
Brown
VENT.
Preheater
+
-
White ( )
Yellow (0-10V)
Blue (-)
Brown
White
Brown
White
Red
Black
Green/ Yellow
Brown
Blue
VENT.
DISPLAY
Blue(-)
Yellow (0-10V)
White ( )
Brown
T2
White
Brown
White
T3
Black
Red
Preheater valve
Green/ Yellow
Green/ Yellow