Allen-Bradley CENTERLINE 2100 - Page 78

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78 Rockwell Automation Publication 2100-IN012G-EN-P - August 2016

Chapter 6 Operator Handle and Unit Interlock

Figure 41 - Unit Interlock to Prevent Insertion - Unit Completely Withdrawn

Main Page

Summary of Changes3
- Table of Contents5
- About this Publication9
- Additional Resources9
Preface9
- Purchased Components and Additional Instruction Sheets10
General Information11
Chapter 1 Nameplate Data12
- General Information Nameplate Data12
- MCC Sequence Numbering14
- UL/CSA Marking15
- Short-Circuit Rating Label16
- Arcshield Rating Labels17
- Series Number and Series ID as Manufactured in the United States17
- Series Lettering - Units and Sections20
- Receiving, Handling, and Storage22
Chapter 2 Location Planning25
- Height Considerations25
  - Arcshield Clearance Height26
- Securing an MCC26
- Seismic Requirements38
- Joining and Splicing New Mccs39
- Joining and Splicing Existing Mccs39
- Joining and Splicing Mccs with Arcshield40
- Installing and Joining Pull Boxes40
- Joining and Splicing NEMA Type 12 Mccs40
- Joining and Splicing NEMA Type 3R and Type 4 Mccs40
- Bus Torque Specifications42
Installation Procedures25
Chapter 343
- Bottom Entry Conduit43
- Top Entry Conduit44
- Installing Cable44
- Installing Plug-In Units49
Installing Conduit43
Chapter 450
- Remove a Secureconnect Unit from a Section50
- Remove a Plug-In Unit with a Vertical Operating Handle52
- From a Section52
- Remove a Plug-In Unit with a Horizontal Operating57
- Handle from a Section57
- Remove the Support Pan62
- Install Fixed-Mount 24V DC Two-Branch Redundant64
- Power Unit64
- Flash Protection Marking Requirement67
Chapter 5 110.16 Flash Protection67
- Arc Flash Marking Clarification68
- Rockwell Automation Services68
- Defeating the Unit Door Interlock69
Chapter 6 Open the Door When Operating Handle Is in the ON/I Position69
- Defeating the Unit Interlock Lever71
  - Energize a Unit with the Unit Door Open71
- Locking Provisions72
Chapter 779
- Pre-Energizing Check Procedure79
- Perform the Pre-Energizing Check Procedure80
  - Door Latch Position Diagrams85
- Arcshield Components Checklist88
- Secureconnect Unit Checklist90
- Required Minimum Electrical Spacing91
Introduction79
Energize the Equipment97
Chapter 8 Maintain the MCC99
- Disconnect Switch and Contact Lubrication102
- Use Thermal Infrared or Other Temperature Measurement Techniques for Preventive Maintenance103
  - Inspect the Units for Signs of Overheating104
- Maintain the MCC after a Fault Condition105
Chapter 10107
Chapter 11107
Order Information107
Chapter 12 Typical Section Construction109
- Operating Handle110
- Pilot Devices111
- Operating Handle112
- Vertical Handle Units113
Appendix A113
- Required Tools113
- Remove Circuit Breaker113
- Install Circuit Breaker115
- Verify Operation118
- Adjust Circuit Breaker Position118
- Horizontal Handle and Space Saving Design119
Appendix B and J Frame Horizontal Units125
- Required Tools125
- Install the Auxiliary Contact Adapter126
- Install External Auxiliary Contact Adapter on G, H, J127
- And K Frame Units127
  - Required Tools127
  - Installation127
- Install External Auxiliary Contact Adapter on M and N Frame Units129
  - Required Tools129
  - Install the Auxiliary Contact Adapter129
Install External Auxiliary Contact Adapter on G, H125
Index131
- Rockwell Automation Publication 2100-IN012G-EN-P - August132

Allen-Bradley CENTERLINE 2100 - Page 78

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