MAKE SURE THAT THE FAN IMPELLER ROTATES IN THE DIRECTION MARKED BY THE
ARROW ON THE FAN CASING.
IF NECESSARY, CHANGE THE IMPELLER ROTATION DIRECTION BY ALTERING THE PHASE
SEQUENCE ON THE ELECTRIC MOTOR TERMINALS.
Wiring diagrams
Model
Wiring diagram for the fan operation
with low speed
Wiring diagram for the fan operation with high
speed
Single-speed
Centro-Jet
-50N-4 ...
Centro-Jet
-85N-4 ...
Centro-Jet
-100N-4 ...
X1
L3
L1
L2
U1
W1
V1
U2
W2
V2
PE
L2
L3
L1
1
2
3
4
5
6
~400 V / 50 Hz
~400 V / 60 Hz
Double-speed
Centro-Jet
-50N-4/6 ...
Centro-Jet
-85N-4/6 ...
Centro-Jet
-100N-4/6 ...
X1
L3
L1
L2
U1
W1
V1
U2
W2
V2
PE
L2
L3
L1
1
2
3
4
5
6
~400 V / 50 Hz
~400 V / 60 Hz
X1
L3
L1
L2
U1
W1
V1
U2
W2
V2
PE
L2
L3
L1
1
2
3
4
5
6
~400 V / 50 Hz
~400 V / 60 Hz
Double-speed
Centro-Jet
-50N-4/8 ...
Centro-Jet
-85N-4/8 ...
Centro-Jet
-100N-4/8 ...
X1
L3
L1
L2
U1
W1
V1
U2
W2
V2
PE
L2
L3
L1
1
2
3
4
5
6
~400 V / 50 Hz
~400 V / 60 Hz
centro-Jet
10
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