Table of Contents
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Table of contents
1
Introduction...................................................................................................................................................9
1.1
About these Operating Instructions..........................................................................................9
1.2
Text format features .................................................................................................................9
2
Safety information.......................................................................................................................................11
2.1
Warning symbol on the device ...............................................................................................11
2.2
Qualified personnel ................................................................................................................11
2.3
The 5 safety rules...................................................................................................................11
2.4
Safe handling .........................................................................................................................12
2.5
Electromagnetic fields in electrical power engineering installations ......................................14
2.6
Components that can be destroyed by electrostatic discharge (ESD)...................................15
2.7
Information for nominated persons in control of an electrical installation...............................16
2.7.1
Proper usage..........................................................................................................................16
2.7.2
Grounding concept.................................................................................................................18
2.7.3
Installation site safety.............................................................................................................18
2.7.4
Instructions for inverters with no grounding switch ................................................................19
2.7.5
Measures for operator protection in electromagnetic fields ...................................................19
2.8
Residual risks.........................................................................................................................19
2.9
Security information ...............................................................................................................21
3
Description..................................................................................................................................................23
3.1
Applications............................................................................................................................23
3.2
Safety concept .......................................................................................................................23
3.3
Power unit ..............................................................................................................................24
3.3.1
Product features.....................................................................................................................24
3.3.2
Power unit components..........................................................................................................25
3.3.2.1
Components of the converter module ....................................................................................25
3.3.2.2
Design of the thyristor modules..............................................................................................26
3.3.2.3
AVT combination module .......................................................................................................28
3.3.2.4
Power Stack Adapter .............................................................................................................28
3.3.2.5
Current transformer................................................................................................................29
3.3.2.6
Surge arresters ......................................................................................................................29
3.3.2.7
Overview of the additional components .................................................................................29
3.3.3
Principle of operation .............................................................................................................29
3.3.3.1
Thyristor electronics ...............................................................................................................30
3.3.3.2
Voltage actual value sensing .................................................................................................31
3.4
Closed-loop control ................................................................................................................31
3.4.1
Description of the components...............................................................................................31
3.4.1.1
DC/DC converter....................................................................................................................31
SINAMICS SL150 6SL38655UM427AA02
Operating Instructions Rev.201910281507 EXAMPLE
5
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