Siemens 6SR41 series - Page 11

Table of contents
Product User Manual
Operating Instructions, Version AE 12/2009, A5E01454341C
9
Table 5- 25 Twenty-four Cell Output Filter, Inductance ..................................................................................98
Table 5- 26 Fifteen Cell Output Filter, Inductance ..........................................................................................99
Table 5- 27 Nine Cell Output Filter, Inductance............................................................................................100
Table 5- 28 Fifteen Cell Output Filter, Inductance ........................................................................................100
Table 5- 29 Twenty-Four Cell Output Filter, Inductance ...............................................................................100
Table 6- 1 Signal Polarities .........................................................................................................................107
Table 6- 2 List of Symbols Used in Figure "Block Diagram of Vectors Control Algorithmus for
Induction and Synchronous Motor Control" ...............................................................................109
Table 6- 3 Example of Overload Current Capability versus Time of Cell with 120% Overload..................127
Table 6- 4 List of Symbols Used in Figure "Block Diagram of Input-Side Monitoring" ...............................137
Table A- 1 Commonly Used Abbreviations..................................................................................................173
Figures
Figure 2-1
Harmony Topology.......................................................................................................................19
Figure 2-2 Harmonic Distortion Wave Form Comparisons (6-pulse, 12-pulse, and Perfect Harmony)........20
Figure 2-3 Comparison of Perfect harmony and a typical Phase-Controlled SCR Drive..............................21
Figure 2-4 Power Drive System ....................................................................................................................30
Figure 3-1 Topology of Perfect Harmony VFD (3 Cells) ...............................................................................36
Figure 3-2 Schematic of a Typical Power Cell ..............................................................................................37
Figure 3-3 Waveforms for Phase A ...............................................................................................................37
Figure 3-4 Waveforms for Phase B ...............................................................................................................38
Figure 3-5 Waveforms for Line-to-Line Voltage ............................................................................................38
Figure 3-6 Harmony Output Waveforms, 2400 Volt Drive at Full Load.........................................................39
Figure 3-7 Motor A-B Voltage and Current in Phase C at Full Load for a Harmony Drive ...........................40
Figure 3-8 Input A-B Voltage and Current in Phase C at Full Load for a Harmony Drive.............................40
Figure 3-9 Block Diagram of Harmony Control Structure..............................................................................43
Figure 5-1 GenIV 4160 V Output 200-1100 Hp General Arrangement.........................................................53
Figure 5-2 GenIV 4160 V Output 200-1100 Hp Sectional View....................................................................54
Figure 5-3 GenIV Enclosure (4160 V Output, 200-1100 hp).........................................................................61
Figure 5-4 I/O Section ...................................................................................................................................63
Figure 5-5 Medium Voltage Terminations (L1, L2, L3, or T1, T2, T3)...........................................................64
Figure 5-6 Output Hall Effect Current Transducers (HEB1, HEC1) ..............................................................65
Figure 5-7 Typical GenIV 4160 V 40-140 Amp Transformer ........................................................................67
Figure 5-8 Typical GenIV 4160V, 200-260 A Transformer............................................................................68
Figure 5-9 Cut-Out View of Fuse Assembly..................................................................................................69
Figure 5-10 GenIV 40-140 A Power Cell Frame .............................................................................................72