Translation of original operating instructions
76
AL-KO AT4F ATEX
5.10.1.1
Connection of three-phase motors
ATTENTION
Do not switch the upper speed directly. Observe the wiring diagram in the motor terminal box
for motors with PTC thermistor or thermal contact.
Circuit for one speed
Schaltung der Wicklungsstränge
Schaltung am Klemmenbrett
Δ
-Schaltung
Y-Schaltung
Y
Δ
-Schalter
Die Enden der drei
Wicklungsstränge
gehen zum Y
Δ
-Schalter
Circuit of the winding strands
Circuit on the clamping board
Y-circuit
The ends of the three
winding strands go to the
YΔ switch
YΔ-circuit
Δ-circuit
Fig. 55 Circuit of three-phase motors for one speed
Summary of Contents for AT4F Series
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