Rockwell Automation PowerFlex 755TM

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6 Rockwell Automation Publication DRIVES-AT005D-EN-P - May 2022

Drives in Common Bus Configurations with PowerFlex 755TM Bus Supplies Application Technique

Notes:

Main Page

Table of Contents3
Preface7
About this Publication7
Download Firmware, AOP (Add-On Profile), EDS, and Other Files7
Definition of Common Bus Configuration7
DC Bus Wiring Guidelines9
Drive Line-Up9
DC Bus Connections10
Bus Bar Versus Cable10
Precharge11
Powerflex 750-Series Frame 112
Powerflex 750-Series Frame 512
Powerflex 755TM Frame 813
Kinetix 5700 Single-Axis and Dual-Axis Servo Drives14
Regenerative Bus Supply Configuration17
Supported Products17
Typical System Configurations17
General Considerations19
Precharge Interlocking20
AC Power System Resonance Conditions20
Dynamic Bus Control for Large Capacitor Bank Applications21
Kinetix 5700 Servo Drives22
Sizing Regenerative Bus Supply23
Basic Sizing of the Regenerative Bus Supply23
Example Basic Sizing of the Regenerative Bus Supply24
Advanced Sizing of the Regenerative Bus Supply25
Example Advanced Sizing Powerflex 755TM Regenerative Bus Supply Calculation27
Shared DC Bus Configuration (Piggyback)29
Supported Products29
Typical System Configuration29
General Considerations31
Precharge Interlocking32
AC Power System Resonance Conditions32
DC Bus Termination32
Powerflex TL/TR Drives, Frames 5 and 632
Powerflex TL/TR Drives, Frame 732
Powerflex TL/TR Drives, Frame 833
Powerflex TL/TR Drives, Frame 933
Sizing Shared Bus Supply AC Drive33
Basic Sizing of the Powerflex 755TL/TR AC Drive33
Example Basic Sizing of the Powerflex 755TL/TR AC Drive33
Advanced Sizing of the Powerflex 755TL/TR AC Drive34
Example Powerflex 755TL/TR Shared DC Bus Advanced Calculation35
Non-Regenerative Bus Supply Configuration37
Supported Products37
Typical System Configurations37
General Considerations39
Precharge Interlocking40
Kinetix 5700 Servo Drives40
Paralleling Powerflex 755TM Non-Regenerative Modules41
Sizing Non-Regenerative Bus Supply42
Basic Sizing of the Non-Regenerative Supply42
Example Basic Sizing of the Non-Regenerative Bus Supply43
Advanced Sizing of the Non-Regenerative Supply45
Calculation46
Paralleling Two Powerflex 755TM Regenerative Bus Supplies49
System Characteristics49
Supported Products49
Typical System Configuration49
Compatibility Table50
General Considerations50
Precharge Interlocking51
Parallel Operation of Two Powerflex 755TM Regenerative Bus Supplies51
Load Sharing Two Powerflex 755TM Regenerative Bus Supplies52
AC Power System Resonance Conditions52
Kinetix 5700 Servo Drives52
Sizing Bus Supply52
Dynamic Bus Control52
Electrical Ratings, Recommended Protective Devices, and DC Bus Capacitance53
AC and DC Circuit Protection Devices53
Circuit Protection Configurations54
Powerflex 755TM Non-Regenerative Supply, All Configurations54
Powerflex 755TM Regenerative Bus Supply, Frame 655
Powerflex 755TM Regenerative Bus Supply, Frame 755
Powerflex 750-Series AC Drive, Frame 156
Powerflex 755TM Common Bus Inverter, Frame 856
Kinetix 5700 Servo Drive, All Configurations57
Powerflex 755TL/TR AC Drives, Frame 557
Powerflex 755TL/TR AC Drives, Frame 758
400V AC Rating Tables59
AC Rating Tables66
AC Rating Tables73
690V AC Rating Tables79
Fuse Certification and Test Data84
Mersen HSJ Fuses87
DC Bus Capacitance Calculation Method87
Example One DC Bus Capacitance Calculation89
Example Two DC Bus Capacitance Calculation90
Example Three DC Bus Capacitance Calculation92
Example Four DC Bus Capacitance Calculation94
Power Component Accessories95
Bus Supply Capacitors95
Common Mode Core95
Usage with Regenerative Bus Supply96
External Common Mode Core Options for Drive96
Internal EMC Plate and Cores for Drive97
Ground Fault Indicator Filter98
Zig-Zag Transformer99
Powerflex 755TM System DC Bus Ratings99
Powerflex 755TM Control Pod Rule101
DC Bus Conditioners101
Kinetix 5700 Servo Drives102
400V AC Rating Table105
480V AC Input108
AC Input110
690V AC Input112
Mixed Architecture Resources115
Powerflex 750-Series 600V AC Mixed Architectures115
DC Bus Voltage Control Methods115
Logic Interlocking117

Rockwell Automation PowerFlex 755TM

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