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Fed the EC motor following the instructions of the item 5.1;
Running speed adjust
•
Connect the conductors from the control cable to the external speed controller according
to Figure 6.5;
•
Rotate CTR in clockwise direction (CW) to increase the running speed;
•
Rotate CTR in counter-clockwise direction (CCW) to reduce the running speed;
•
During the adjust, the running speed can be verified in the display;
Maximum speed adjust
•
Remove the plastic lid from the back side of the drive cover;
•
Connect the external controller to the EC motor using the cable supplied with the external
controller and the connector inside the EC motor back opening;
•
Rotate MAX in clockwise direction (CW) to increase the maximum speed;
•
Rotate MAX in counter-clockwise direction (CCW) to reduce the maximum speed;
•
During the adjust, the maximum speed can be verified in the display;
•
Push the button "Enter" to set the maximum speed;
•
Disconnect the cable from the EC motor back opening connector;
•
Reinstall the plastic lid to the back side of drive cover after the adjust;
•
If the maximum speed set is lower than the running speed, the motor will decelerate until
reaching the new maximum speed set.
ATTENTION!
After remove and reinstall, make sure that the plastic lid from the back side of the drive
cover is securely closed to guarantee the protection degree.
36 | WECM / Emerald eZA Manual
Figure 6.6 - WEG EC Motor speed controller
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