BECKHOFF AL2000 Application - Manual (Page 7)

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7
Protective Earth (PE)
To prevent hazardous situations in case of an electrical failure, all metal components must be earthed. The
coilunit housing and ironcore are earthened by the PE of the motor’s power cable. The cable shield is con-
nected to the housing but is not appropriate as PE. Earthen the cable shield on the servo-amplifier to prevent
EMC problems. Follow instructions of the servo-amplifier.
The magnet plates which are bolted to the frame, have to be electrically connected to the frame through the
bolts. The stainless cover of the magnetplate is earthened through the magnetplates. The earthing has to be
checked according to demands with respect to electrical machine safety.