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Operating Instructions – Explosion-Proof AC Motors DR63/eDR63, DVE250/280
5
Connecting category 3G and 3GD motors
Electrical Installation
5.12.1 Motor connection
Cage clamp With motors of size 63, the supply cables must be secured in the spring clamp terminal
strip according to the wiring diagram. Connect the protective earth to the protective con-
ductor connection so that the cable lug and housing material are separated by a washer:
5.13 Connecting category 3G and 3GD motors
You can obtain the following wiring diagrams from SEW-EURODRIVE by specifying the
order number of the motor (see chapter "Nameplate" in the corresponding detailed op-
erating instructions):
5.13.1 Motor connection
The motors are supplied and connected differently depending on the size and electrical
design. Comply with the connection type specified in the following table.
Observe the permitted air and creeping distances when connecting the supply system
cable.
connection connection PE connection
Series Number of poles Connection
Associated wiring diagram
(designation/number)
X = Placeholder for the version
DR63 4, 6
/ DT14 / 08 857 X 03
DVE250/280 4
/ DT13 / 08 798 X 06
Series Connection
DR63 Motor connection via cage clamp
DVE250/280 Motor connection via terminal board
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