Vents VV 180 User Manual page 17

QF
L
N
QF
L
N
4.
VV
S
L
N
L1
L2
N
Wiring diagram for air extraction mode
QF
L
N
Wiring diagram for air supply mode
QF
L
N
Wiring diagram with a mode switch
QF
L
N
17
VVR
L1
L2
N
L1
L2
N
L1
S
L2
N
EN