Star connection (High voltage)
Thermo switch connection
Procedure to connect the inline power cable
l
Pass the cable through the inline power stuffing box
l
Loosen the screw of the incoming power line side
l
Connect the inline cable to each position (R, S, T, E)
CAUTION
If the vacuum pump is operated with a motor that turns in the
wrong direction, it can be destroyed, even if this is the case for only
a short moment.
Make sure that the vacuum pump is connected correctly before
switching it on.
l
Determine rotation sense of the motor by using a measure tool or
by placing a rubber plate on the inlet.
l
Press the on/off switch briefly
l
Make sure that the vacuum pump draws in
If the direction of rotation has to be changed:
u
Exchange two of the three feeder leads
Installation and start-up
DS 3010 E
Page 12
0870771509 (En)
P1
P2
T4
T5
T6
T7
T8
T9
W1
L1
L3
L2
T1
T2
T3
