Siemens SINAMICS S120 Configuration Manual page 12

Table of contents
6 Motor components ................................................................................................................................... 69
6.1 Thermal motor protection ............................................................................................................ 69
6.2 Encoder (option).......................................................................................................................... 71
6.2.1 Encoder overview........................................................................................................................ 71
6.2.2 Encoder connection for motors with DRIVE-CLiQ ...................................................................... 72
6.2.3 Encoder connection for motors without DRIVE-CLiQ ................................................................. 72
6.2.4 Incremental encoders.................................................................................................................. 73
6.2.5 Absolute value encoder............................................................................................................... 75
6.2.6 Resolvers .................................................................................................................................... 77
6.3 Holding brake (option)................................................................................................................. 79
6.3.1 Properties .................................................................................................................................... 79
6.3.2 Brake types ................................................................................................................................. 79
6.3.3 Permanent-magnet brake ........................................................................................................... 80
6.3.4 Spring-operated brake ................................................................................................................ 80
6.3.5 Protective circuitry for the brake ................................................................................................. 81
6.3.6 Technical data of the holding brake ............................................................................................ 83
6.4 Brake resistances (armature short-circuit braking) ..................................................................... 84
6.4.1 Function description .................................................................................................................... 84
6.4.2 Rating .......................................................................................................................................... 85
6.4.3 Braking time and deceleration distance ...................................................................................... 85
6.4.4 Dimensioning of braking resistors............................................................................................... 87
6.5 Drive coupling ............................................................................................................................. 89
6.5.1 Function description .................................................................................................................... 89
6.5.2 Technical data for the couplings ................................................................................................. 90
7 Technical data and characteristics........................................................................................................... 91
7.1 Introduction ................................................................................................................................. 91
7.2 1FK7 motors on SINAMICS S120 with 3 AC 400/480 V power supply ...................................... 92
7.2.1 1FK7 Compact ............................................................................................................................ 92
7.2.2 1FK7 High Dynamic .................................................................................................................. 134
7.3 1FK7 motors on SINAMICS S120 Power Module with 1 AC 230 V power supply ................... 156
7.4 Cantilever force diagrams ......................................................................................................... 172
8 Dimension drawings .............................................................................................................................. 177
8.1 1FK7 Compact and High Dynamic motors................................................................................ 178
8.1.1 1FK7 Compact motors .............................................................................................................. 178
8.1.2 1FK7 High Dynamic motors ...................................................................................................... 180
8.2 1FK7-DYA motors with planetary gearbox................................................................................ 181
8.3 1FK7 motors with planetary gearbox SP+ ................................................................................ 182
8.4 1FK7 motors with planetary gearbox LP+................................................................................. 187
9 Gearbox................................................................................................................................................. 191
9.1 Dimensioning the gearbox ........................................................................................................ 191
9.1.1 Overview ................................................................................................................................... 191
9.1.2 Dimensioning for S3 duty for non-ventilated systems............................................................... 191
9.1.3 Dimensioning for S1 duty for non-ventilated systems............................................................... 192
9.1.4 Change to the S1 characteristic when a gearbox is mounted .................................................. 193
9.1.5 Startup procedure ..................................................................................................................... 193
9.1.6 Motors with mounted gearbox................................................................................................... 193
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Configuration Manual, (PFK7S), Edition 12.2006, 6SN1197-0AD16-0BP1
Synchronous Motors 1FK7