Connection overview single ca‐
bling
① Motor
② Terminal boxes
③ Holding brake (option)
④ Backup temperature sensor. Connect the backup sensor only if
necessary.
⑤ Shield connection via cable clamp of strain relief in the
screwed connection.
⑥ Equipotential bonding motor
⑦ Equipotential bonding machine
⑧ Purge gas ducts to the control device of motor purging
⑨ Connection designations on the Rexroth drive controller
Fig. 9-3: Connection overview of single cabling for explosive areas
● The brake connections are assigned only if the motor was
manufactured with the "brake" option.
● Only one contact pair of PTC thermistor connections 3-4 and
5-6 is connected to the motor cable.
● Do not remove or damage the seal glued into the cover.
● Observe the size of the threaded cable connection and con‐
nection thread for the cable inlet into the terminal box.
● The connections of the motor windings in the terminal box
may not be removed.
● The through hole into the motor housing should not be
closed or sealed.
DOK-MOTOR*-IDYN*A*EXPD-IB05-EN-P Bosch Rexroth AG 39/69
Rexroth MAD and MAF Motors in EX px d Design acc. to ATEX Directive 2014/34/EU
Connection system
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