Allen-Bradley PowerFlex 7000

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Rockwell Automation Publication 7000-UM202D-EN-P - May 2018 171

Control Component Definition and Maintenance Chapter 3

Figure 141 - OIB Replacement (Mounting Plate Accessible)

Optical Interface

Boards (OIB)

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Default Chapter3
- Table of Contents3
Preface9
- Purpose9
- Summary of Changes9
- Who Should Use this Manual9
- General Precautions10
- What Is Not in this Manual10
- Commissioning Support11
- Abbreviations12
- Additional Resources13
- Product Certification13
Chapter 1 Topology15
Powerflex 7000 Drive Overview15
- Rectifier Designs16
  - Configurations16
- Cooling Technology18
- Motor Compatibility19
- Simplified Electrical Diagrams20
- Functional Safety23
  - Safe Torque off23
- Arcshield Technology24
- Operator Interface25
  - Basic Configurations25
Chapter 2 Control Power off Tests27
- Interlocking27
Power Component Definition and Maintenance27
- Control / Cabling Cabinet Components29
- Voltage-Sensing Assembly37
  - Replacing the Voltage-Sensing Circuit Board Assembly38
- Input Transient Protection39
  - Transient Suppression Network (TSN)39
  - Surge Arresters43
- Filter Capacitor Cabinet50
  - Filter Capacitors50
  - Replacing Filter Capacitors51
  - Testing Filter Capacitors52
- Converter Cabinet Components54
- Powercage Module Overview59
- Resistance Checks60
- SGCT and Snubber Circuit61
  - SGCT Testing67
  - SGCT Anode-To-Cathode (Sharing) Resistance68
  - Snubber Resistance (SGCT Device)70
  - Snubber Capacitance (SGCT Device)71
  - Replacing the SGCT73
  - Replacing Snubber and Sharing Resistor76
  - Replacing Snubber Capacitor80
  - Replacing Sharing Resistors82
- Silicon Controlled Rectifier Powercage Modules82
  - SCR Testing83
  - SCR Anode-To-Cathode Resistance85
  - SCR Sharing Resistance Test86
  - SCR Gate-To-Cathode Resistance87
  - Snubber Resistance (SCR Device)88
  - Snubber Capacitance (SCR Device)89
  - Replacing SCR and SCR Self-Powered Gate Driver Boards90
  - (Spgdb)90
- Uniform Clamping Pressure92
  - Checking Clamping Pressure93
  - Clamping Pressure Adjustment93
- Temperature Sensing94
  - Replacing the Thermal Sensor94
- Replacing Heatsinks/Heatpipes97
  - Replacing Heatsinks98
  - Replacing Heatpipes99
- Powercage Gasket100
  - Replacing Powercage Gaskets102
  - Removing the Powercage Module103
- Self-Powered SGCT Power Supply - SPS105
  - Board Calibration105
  - Test Points105
  - Testing Equipment107
- Self-Powered Gate Driver Board - SPGDB108
  - Board Calibration108
  - Test Points108
  - Terminal/Connections109
- Testing Procedure for SCR Self-Powered Gate Driver Board110
  - Testing Equipment110
  - Procedure110
- Fiber Optic Cabling113
- Air Pressure Sensor114
  - Replacing the Air Pressure Sensor115
- DC Link and Fan Cabinet Components115
  - DC Link Reactor119
  - Removing and Replacing Fans121
  - Fan Installation123
- Impeller Maintenance124
  - Impeller Removal from Motor Shaft124
  - Installing Impeller Assembly Onto Motor Shaft125
  - Replacing Air Filters127
Chapter 3 Control Power Components131
- Ride-Through131
Control Component Definition and Maintenance131
- AC/DC Power Supply133
- UPS Option141
  - Replacing the UPS143
- Low Voltage Control Section144
- DC/DC Power Supply145
  - Terminal/Connections Descriptions146
  - Replacing a DC/DC Power Supply147
- Drive Processor Module148
  - Replacing the Drive Processor Module150
- Analog Control Board (ACB)152
- Current Loop Transmitter157
- Encoder Feedback Board160
- External Input/Output Boards167
  - Replacing the External Input/Output Board168
- Optical Interface Boards (OIB)169
Appendix A175
- B" Frame Drive Specifications175
Specifications175
Appendix B Service Duty Rating, Continuous Current Rating and Altitude Rating Code181
Powerflex 7000 Drive Selection Explanation181
- Annual Maintenance183
Appendix C183
- Operational Maintenance183
- Preventative Maintenance Checklist183
- Overview190
Appendix D Torque Requirements for Threaded Fasteners193
Appendix E Insulation Resistance Test195
Overview195
- Insulation Resistance Test Procedure196
  - Required Equipment196
  - Procedure196
Maximum Line Cable Sizes201
Appendix F Maximum Load Cable Sizes203
Air Quality Requirements205
Appendix G Hazardous Materials206
- Capacitor Dielectric Fluid206
- Printed Circuit Boards206
- Lithium Batteries206
- Chromate Plating207
- In Case of Fire207
- Disposal207

Allen-Bradley PowerFlex 7000

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