Table Of Contents - Siemens SINAMICS SM120 Operating Instructions & Installation Instructions

Motor module
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1
Introduction.................................................................................................................................................11
1.1
About these instructions.........................................................................................................11
1.2
Warning symbols on the device.............................................................................................12
2
Safety instructions......................................................................................................................................13
2.1
Qualified personnel................................................................................................................13
2.2
The five safety rules...............................................................................................................13
2.3
Safe handling.........................................................................................................................14
2.4
2.5
2.6
Information for persons responsible for plants and systems..................................................19
2.6.1
Proper usage..........................................................................................................................19
2.6.2
Industrial security concept......................................................................................................20
2.6.3
Grounding concept.................................................................................................................21
2.6.4
Installation site safety.............................................................................................................21
2.6.5
Instructions for inverters with no grounding switch................................................................22
2.6.6
Measures for operator protection in electromagnetic fields...................................................22
2.6.7
Requirements for the circuit breaker provided by the customer.............................................22
2.7
Residual risks.........................................................................................................................23
3
Description..................................................................................................................................................27
3.1
Safety concept.......................................................................................................................27
3.1.1
Safety components and functions..........................................................................................27
3.1.2
External safety components...................................................................................................27
3.1.3
Protection and monitoring functions of internal components.................................................28
3.1.4
Protection and monitoring functions for external components...............................................28
3.2
Motor Module employing M2C technology.............................................................................28
3.3
Re-cooling unit ......................................................................................................................30
3.3.1
Operating principle of the re-cooling unit...............................................................................30
3.3.2
The internal deionized water circuit........................................................................................30
3.3.3
The external raw water circuit................................................................................................32
3.4
Components...........................................................................................................................33
3.4.1
Double submodule.................................................................................................................33
3.4.1.1
Gating unit..............................................................................................................................33
3.4.1.2
Submodule capacitors............................................................................................................34
3.4.2
Door limit switch.....................................................................................................................34
3.4.3
Electromechanical door interlocking system..........................................................................34
3.4.4
Precharging............................................................................................................................34
3.4.5
Power Stack Adapter.............................................................................................................35
3.4.5.1
Power stack adapter 4...........................................................................................................36
3.4.6
Actual value sensing..............................................................................................................41
SINAMICS SM120 6SL38855?B
Operating Instructions 12/2015
5

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