
Operating Instructions – AC Motors DR / DV / DT / DTE / DVE / Asynchronous Servo Motors CT / CV
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Contents
Basic structure of AC motors .................................................................... 6
Nameplate, unit designation ..................................................................... 7
Special aspects for operation with a frequency inverter.......................... 12
Special aspects of single-phase motors.................................................. 12
Improving the grounding (EMC) .............................................................. 13
Special aspects of torque motors and low-speed motors ....................... 13
Special aspects in switching operation ................................................... 14
Environmental conditions during operation ............................................. 14
Preparing motor sizes 56 and 63 – knockout.......................................... 16
5.10 Connecting DT56 motor...+/BMG............................................................ 16
5.11 Single-phase version ET56 ..................................................................... 17
5.12 Connecting the motor using the IS plug connector ................................. 17
5.13 Connect the motor using plug connectors AB.., AD.., AM.., AS.............. 21
5.14 Connecting the motor using ASK1 plug connector ................................. 21
5.15 Connecting the brake .............................................................................. 23
5.16 Accessory equipment.............................................................................. 24
Altering the blocking direction on motors with a backstop ...................... 29
Malfunctions during operation with a frequency inverter......................... 32
Inspection and maintenance intervals..................................................... 33
Preliminary work for motor and brake maintenance................................ 34
Inspection / maintenance on the motor .................................................. 37
Inspection / maintenance of the BMG02 brake ....................................... 39
Inspection / maintenance of the brake BR03 .......................................... 40
Inspection / maintenance for BMG05-8, BM15-62 brakes ...................... 44
Inspection / maintenance of the BMG61/122 brake ................................ 49
Work done, braking torque BMG02......................................................... 52
Information for ordering a replacement BMG02...................................... 52
Work done, working air gap, braking torques of BMG05-8, BR03 .......... 53
Work done, working air gap, braking torques of BM15 - 62 .................... 54
Permitted ball bearing types.................................................................... 59
Lubricant table for anti-friction bearings of SEW motors......................... 59
10.1 Index of changes..................................................................................... 60
10.2 Index ....................................................................................................... 61