Rockwell Automation CENTERLINE 2100 Instruction Manual
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Rockwell Automation CENTERLINE 2100 Instruction Manual

Rockwell Automation CENTERLINE 2100 Instruction Manual

Low voltage motor control centers
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CENTERLINE 2100 Low Voltage
Motor Control Centers
Instruction Manual
2100-xxx

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Summary of Contents for Rockwell Automation CENTERLINE 2100

  • Page 1 CENTERLINE 2100 Low Voltage Motor Control Centers Instruction Manual 2100-xxx...
  • Page 2 No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or software described in this manual. Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation, Inc., is prohibited.
  • Page 3 Summary of Changes The information below summarizes the changes to this manual since the last printing. To help you find new and updated information in this release of the manual, we have included change bars as shown to the right of this paragraph.

  • Page 4: Publication 2100-In012C-En-P - April

    Summary of Changes Notes: Publication 2100-IN012C-EN-P - April 2009...

  • Page 5: Table Of Contents

    Table of Contents Preface Additional Resources....... 9 Purchased Components and Additional Instruction Sheets. . . 10 Chapter 1 General Information General Description .
  • Page 6 Arc Flash Marking Clarification ..... . 60 Electrical Code Rockwell Automation Services ..... . . 60 Chapter 6 Operator Handle and Unit Defeating the Unit Door Interlock .
  • Page 7 Table of Contents Chapter 12 Parts Illustrations Typical Section Construction ..... . . 103 Typical Construction of a Unit with a Vertical Operating Handle .
  • Page 8 Table of Contents Publication 2100-IN012C-EN-P - April 2009...

  • Page 9: Preface

    2100-AP003 White Paper Power Factor Correction Capacitors for Bulletin 2100 MCC 2100-AT001 Starter Units Application Techniques CENTERLINE 2100 Motor Control Centers Joining and Splicing 2100-IN010 Vertical Sections Instructions CENTERLINE 2100 Motor Control Centers (MCC) Units with 2100-IN014 Vertical Operating Handles Installation Instructions...

  • Page 10: Purchased Components And Additional Instruction Sheets

    Preface The documents in the following table are referenced in this document and can be obtained from their respective organizations. Resource Website National Electrical Manufacturer’s Association (NEMA) www.nema.org • NEMA ICS 1-2000 Industrial Control and Systems: General Requirements • NEMA ICS 2.3-1995, Instructions for Handling, Operation and Maintenance of Motor Control Centers Rated Not More Than 600V National Fire Protection Association (NFPA)

  • Page 11: General Description

    Chapter General Information General Description Allen-Bradley CENTERLINE Motor Control Centers (MCCs) consist of one or more vertical sections containing electromagnetic and/or solid state control devices that are prewired and tested within modular (plug-in) or frame mounted (hard-wired) units. CENTERLINE MCCs are designed in standard widths of 20 in. (508 mm), 25 in.
  • Page 12 Chapter 1 General Information The CENTERLINE MCC is also available with ArcShield. ArcShield includes arc resistant features which are intended to help provide enhanced protection to you during internal arcing faults (when compared to MCCs which are only designed to meet UL 845 requirements).

  • Page 13: Nameplate Data

    General Information Chapter 1 Nameplate Data Each MCC section has a nameplate located on the enclosure or vertical wireway door. The nameplate includes: • catalog number/serial number. • series letter of section. • bus bar voltage and current rating. • section number. •...

  • Page 14: Mcc Sequence Numbering

    Chapter 1 General Information MCC Sequence Numbering CENTERLINE MCCs are designed so functionality is not affected by the section installation order, for example, vertical section-numbering sequence order. All MCC sections carry a serial plate, which identifies vertical section sequence numbering. For example, MCC section 1 of 1, 1 of 5, and so Section Nameplate Identifies Vertical Section Sequence Numbering...

  • Page 15: Ul/Csa Marking

    Refer to CENTERLINE 2100 Motor Control Center End Closing Plates Installation Instructions, publication 2100-IN069. MCCs that contain contain arc resistant features cannot use a section with integral mounting flanges on the outside of a lineup.

  • Page 16: Short-Circuit Rating Label

    Chapter 1 General Information Short-circuit Rating Label MCC vertical sections that are UL listed and/or CSA/cUL certified will carry a short-circuit rating label. The short-circuit rating label for a vertical section is located on the inside of the vertical wireway door of standard sections or on the interior right-hand side plate of a section that contains a unit that occupies the full section and does not contain a vertical wireway.

  • Page 17: Series Number And Series Id As Manufactured In The United States

    Changed to serpentine DeviceNet cabling system May 2001 Replacement and renewal parts are no longer supported. For more information, contact Rockwell Automation LV MCC Technical Support at 1.440.646.5800 and follow the prompts to Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support.
  • Page 18 Chapter 1 General Information 2100 Units Series Scope Description of Change Date Implemented Letter in U.S. All sizes Redesign of gasketing, wraparound and unit support pan for Bulletin 700 line October 1982 All sizes Redesign of gasketing, wraparound and unit support pan for Bulletin 500 line October 1982 All sizes Changed to new door, circuit breaker mechanism and control station...
  • Page 19 108 A and 135 March 2006 Replacement and renewal parts are no longer supported. For more information contact, Rockwell Automation LV MCC Technical Support at 1.440.646.5800 and follow the prompts to Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support. 2400 Units...

  • Page 20: Series Lettering - Units And Sections

    Chapter 1 General Information Series Lettering - Units and When using sections in conjunction with units of different series letters, consult the table below. Sections MCC Modifications for Unit and Structure Compatibility If Mounted in Plug-in Units Requires Requires Requires Requires Requires Requires...
  • Page 21 Series E...J sections cannot accommodate 0.5 space factor or Space Saving NEMA Starter plug-in units in bottom-most unit location. A ground strap can be used to ground units rather then installing a ground bus. Refer to the CENTERLINE 2100 Motor Control Centers (MCC) Units with Vertical Operating Handles Installation Instructions, publication 2100-IN014.

  • Page 22: Receiving, Handling And Storage

    Chapter 1 General Information Receiving, Handling and Refer to the following sections for information on receiving, handling, and storage of MCC units. Storage Receiving As standard, CENTERLINE MCCs are shipped upright in shipping blocks of one to three front-mounted sections or two to six back-to-back sections.

  • Page 23: Handling

    20 in. (508 mm) wide and 15 in. (381 mm) or 20 in. (508 mm) deep sections. For sizes not listed consult your local Rockwell Automation Sales Office. Shipping Weights and Dimensions - Standard Packaging...

  • Page 24: Storage And Operation

    2000 m (6600 ft). For installation above 2000 m (6600 ft), contact Rockwell Automation LV MCC Technical Support at 1.440.646.5800 and follow the prompts to Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support.

  • Page 25: Chapter 2 Location Planning

    Chapter Installation Procedures Location Planning When planning the location for your CENTERLINE MCC, consider the following: • Conduits • Busways • Overall height of installation area • Alignment with other equipment • Future needs • Ambient temperature The area must be level and the environment must be compatible with the NEMA enclosure rating of the equipment Documentation packages shipped with assembled MCCs include an MCC elevation drawing and an MCC floor plan layout.

  • Page 26: Securing An Mcc

    Chapter 2 Installation Procedures Securing an MCC Anchor bolts [1/2 in. (13 mm)] may be pre-located and embedded in the foundation prior to installation. Two bolts per vertical section fasten the MCC through its internal mounting angle to the foundation [corner sections require three bolts and 40 in.
  • Page 27 Installation Procedures Chapter 2 (2) Mounting Slots 0.56 in. x 1.13 in. in Slots (14 mm x 29 mm) Slots Standard Ground Bus Rear 0.25 in. (6.35 mm) 7.38 in. (187 mm) Front For seismic bolt-down applications: last section of For seismic bolt-down applications: first the MCC lineup, extra bolt-down locations (2 bolts).
  • Page 28 Chapter 2 Installation Procedures Mounting Dimensions for 30 in. and 40 in. Deep Back-to-Back Section 1.69 in. (43 mm) (4) Mounting Slots 0.56 in. x 1.13 in. in Slots (14 mm x 29 mm) Slots Front 7.38 in. (187 mm) 0.25 in.
  • Page 29 Installation Procedures Chapter 2 Mounting Dimensions for 25 in. Wide Section with 9 in. (228.6 mm) Wireway [90 in. (2286 mm) high] The optional external mounting channels add 1.5 in. (38.1 mm) to the height. Publication 2100-IN012C-EN-P - April 2009...
  • Page 30 Chapter 2 Installation Procedures Mounting Dimensions for 10 in. Wide Section with 10 in. (254 mm) Incoming Line Section A (L1) A (L2) A (L3) 7.5 in. (191 mm) 1.12 in. (28 mm) 1.25 in. (32 mm) 10 in. (254 mm) Power Wires Section Depth Dimension,...
  • Page 31 Installation Procedures Chapter 2 Mounting Dimensions for NEMA 3R and 4 Section [90 in. (2866 mm) high] Publication 2100-IN012C-EN-P - April 2009...
  • Page 32 Chapter 2 Installation Procedures Mounting Dimensions for NEMA 3R and 4 Section 2.87 in. (73 mm) Ground Bus Rear 12.37 in. 0.25 in. (314 mm) (6 mm) 16.56 in. (421 mm) Interior Section 14.06 in. (337 mm) Front (2) Mounting Holes 0.63 in.
  • Page 33 Installation Procedures Chapter 2 Mounting Dimensions for 15 in. and 20 in. Deep Corner Section [90 in. (2866 mm) high] 1.41 in. (36 mm) (2) Mounting Slots 0.56 in. x 1.13 in. in Slots (14 mm x 29 mm) Slots 0.25 in.
  • Page 34 Chapter 2 Installation Procedures Mounting Dimensions for 15 in. and 20 in. Deep x 40 in. Wide Front-mounted Section The optional external mounting channels add 1.5 in. (38.1 mm) to the height. Section Width Dimensions 20 in. 25 in. 30 in. 35 in.
  • Page 35 Installation Procedures Chapter 2 Mounting Dimensions for 15 in. and 20 in. Deep x 40 in. Wide Front-Mounted Section 40.00 in. (1016 mm) 10.00 in. (254 mm) 10.00 in. (254 mm) 1.69 in. (43 mm) Rear 0.25 in. (6 mm) 7.15 in.
  • Page 36 Chapter 2 Installation Procedures Mounting Dimensions for 71 in. H (reduced height) MCC Sections 0.25 in. (6 mm) 20 in. 0.25 in. (6 mm) 20 in. (508 mm) (508 mm) 70.48 in. 70.48 in. (1790.19 mm) (1790.19 mm) 71 in. High Section (1803.4 mm) Section Depth Dimension,...

  • Page 37: Seismic Requirements

    In order to obtain a UBC or IBC seismic withstandability, each individual CENTERLINE 2100 MCC lineup (for example, both front and back MCCs in ‘back-to-back applications), must be mounted on an adequate seismic foundation and installed per the seismic anchoring requirements as shown in the following illustrations.

  • Page 38: Joining & Splicing New Mccs

    Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support for joining and splicing procedures. When the existing MCC is series C or later, refer to CENTERLINE 2100 Motor Control Centers Joining & Splicing Vertical Sections Instructions, publication 2100-IN010.

  • Page 39: Joining And Splicing Nema Type 12 Mccs

    Type 3R and Type 4 MCCs existing NEMA Type 3R and Type 4 MCCs. Refer to CENTERLINE 2100 Motor Control Centers Joining & Splicing Vertical Sections Instructions, publication 2100-IN010, for splicing Type 3R and Type 4 internal sections.

  • Page 40: Bus Torque Specifications

    Chapter 2 Installation Procedures Bus Torque Specifications Tighten all bus splice connections with a torque wrench and socket at intervals established by your maintenance policy. See Chapter 9 suggested maintenance. If a torque wrench is not available, tighten until the conical spring washer is flat. Torque values can be found on the information label on the interior of the vertical wireway door or on the interior right-hand side plate of frame mounted units.

  • Page 41: Chapter 3 Installing Conduit

    Chapter Installing Conduit and Cable Installing Conduit When installing conduit, make sure it is installed according to local codes - to assure water and moisture cannot enter or accumulate in the MCC enclosure. Conduit must be installed so they are compatible with the NEMA rating of the MCC.

  • Page 42: Installing Cable

    Chapter 3 Installing Conduit and Cable 2. Remove the lifting angle and top plate. 3. Modify the top plate for necessary conduit entries. This method helps guard against metal chips falling into the MCC, which can cause serious damage to the components. 4.

  • Page 43: Incoming Line Compartment

    Installing Conduit and Cable Chapter 3 3. Use the MCC electrical schematics to verify field wiring connection points. Incoming Line Compartment Top or bottom entry to the incoming line-section bus is straight through to the connection terminals. The vertical bus provides pads for the incoming lugs.
  • Page 44 Chapter 3 Installing Conduit and Cable Securing Cables with Glass Tape In this example, glass fiber-reinforced tape or glass filament tape is used. The taping should be continuous from the point the cables enter the MCC to the point the cables are terminated. It is important that cables are wrapped several times for additional strength.

  • Page 45: Incoming Line Brace

    Installing Conduit and Cable Chapter 3 Securing Cables with Hardwood In this example, a hardwood brace (maple hardwood) made for the specific application is used. Holes are bored approximately the size of the cable diameter. Several bolt holes are also bored the breadth of the hardwood brace.
  • Page 46 Chapter 3 Installing Conduit and Cable Notes: Publication 2100-IN012C-EN-P - April 2009...

  • Page 47: Installing Plug-In Units

    MCC. If units are removed, they must be replaced with the appropriate items such as units, doors, and unit support pans. Installing Plug-in Units For unit installation, refer to CENTERLINE 2100 Motor Control Centers (MCC) Units with Vertical Operating Handles Installation Instructions, publication 2100-IN014, and CENTERLINE 2100 Motor Control Center (MCC) Units with Horizontal Operating Handles Installation Instructions, publication 2100-IN060.

  • Page 48: Remove A Plug-In Unit With A Vertical Operating Handle From A Section

    Chapter 4 Installing and Removing Plug-in Units Remove a Plug-in Unit with a Vertical Operating Handle from a Section 1. Make sure the disconnect handle is in the OFF/O position. 2. For non-arc resistant units, turn the door latches 1/4 turn; for units that are equipped with arc-resistant door latches, push in the latch and rotate 1/4 turn.
  • Page 49 Installing and Removing Plug-in Units Chapter 4 It is not necessary to remove the unit door to remove a unit from a section. However, steps a and b below may still be necessary even when the door is not removed. a.
  • Page 50 Chapter 4 Installing and Removing Plug-in Units 4. Swing the door to near closed position. 5. Lift the door outward to remove. Wiring Tunnel 6. Disengage the captive latches located at the front of the unit, one at the top and one at the bottom of the unit. Units that are 2.0 space factor and larger have two latches at the top.
  • Page 51 Installing and Removing Plug-in Units Chapter 4 9. Pull the unit forward (outward) approximately 3 in. (7.62 cm) out of the MCC, using the handle provided at the lower left of the unit and the tab in the upper right of the unit as finger holds. You may need to reposition your hands as necessary to properly support the unit while you are removing the unit from the MCC.
  • Page 52 Chapter 4 Installing and Removing Plug-in Units For the CENTERLINE 2100 MCC units with arc-resistant door latches, you may need to tilt the top of the unit slightly to the rear to avoid interference with the top arc latch bracket before removing the unit.

  • Page 53: Remove A Plug-In Unit With A Horizontal Operating Handle From A Section

    Installing and Removing Plug-in Units Chapter 4 Remove a Plug-in Unit with a Horizontal Operating Handle from a Section 1. Make sure the disconnect handle is in the OFF/O position. 2. For non-arc resistant units, turn the door latch 1/4 turn; for units that are equipped with arc-resistant door latches, push in the latch and rotate 1/4 turn.
  • Page 54 Chapter 4 Installing and Removing Plug-in Units It is not necessary to remove the unit door in order to remove a unit from a section. 4. Remove the door-mounted devices and wiring, if necessary. 5. Remove the hinge pins by sliding upward with a flathead screwdriver.
  • Page 55 You may need to reposition your hands as necessary to properly support the unit while you are removing the unit from the MCC. For the CENTERLINE 2100 MCC units with arc-resistant door latches, you will need to rotate the arc latch bracket 90 clockwise to avoid interference with the unit.
  • Page 56 Chapter 4 Installing and Removing Plug-in Units 12. Remove the unit from the MCC. 13. Carefully install protective caps or close the manual shutters after unit is removed. All covers and doors must be in place before applying ATTENTION power to the MCC. If units are removed, they must be replaced with the appropriate items such as units, doors, and unit support pans.

  • Page 57: Remove The Support Pan

    Installing and Removing Plug-in Units Chapter 4 Remove the Support Pan Plastic Retaining Clip 1. Pry the plastic retaining clip from the right-hand unit support by using a screwdriver. This is visible in the vertical wireway. For CENTERLINE MCC units with arc resistant latches, the unit support pan is secured to the right-hand unit support by the screw that retains the arc latch bracket.
  • Page 58 Chapter 4 Installing and Removing Plug-in Units 2. Lift the right side of the support pan approximately 4 in. (102 mm). 3. Pull the right side of the support pan forward to release from the left rear slot on the structure. 4.

  • Page 59: Flash Protection Marking Requirement

    Chapter Arc Flash Protection Marking as Required by the National Electrical Code Flash Protection Marking The flash protection marking requirement was initially established in 2000 by The National Fire Protection Association (NFPA 70E), Requirement Standard for Electrical Safety Requirements for Employee Workplaces. NFPA 70E applies to workers who install, maintain, or repair electrical systems.

  • Page 60: Arc Flash Marking Clarification

    Article Services 116.10 in the NEC. Rockwell Automation may assist you in determining the necessary arc flash marking as required by NFPA 70E. Rockwell Automation offers services that can provide assistance in the following areas: •...

  • Page 61: Defeating The Unit Door Interlock

    Chapter Operator Handle and Unit Interlock The operator handle is an integral part of each MCC unit. Adjustment of the handle is not required. The operator handle is interlocked with each unit door as outlined by UL 845. Defeating the Unit Door Refer to the following information for defeating the unit door lock.
  • Page 62 Chapter 6 Operator Handle and Unit Interlock When working on or near energized electrical equipment, ATTENTION follow established electrical safety-related work practices. Refer to NFPA 70E Standard for Electrical Safety in the Workplace. Personal protective equipment (PPE) is not shown for clarity. Operating Handle Defeater for Vertical Operator Handle Operating Handle Defeater for Horizontal Operator Handle Publication 2100-IN012C-EN-P - April 2009...

  • Page 63: Defeating The Unit Interlock Lever

    Operator Handle and Unit Interlock Chapter 6 Defeating the Unit Interlock Refer to the following information for defeating the unit interlock lever. Lever Energize a Unit with the Unit Door Open When working on or near energized electrical equipment, ATTENTION follow established electrical safety-related work practices.

  • Page 64: Locking Provisions

    Chapter 6 Operator Handle and Unit Interlock When working on or near energized electrical equipment, ATTENTION follow established electrical safety-related work practices. Refer to NFPA 70E Standard for Electrical Safety in the Workplace. Personal protective equipment (PPE) is not shown for clarity. Defeater Lever for Horizontal Operating Handle Locking Provisions Refer to the following sections for locking provisions.

  • Page 65: Lock Horizontal Operating Handles In The Off/O

    Operator Handle and Unit Interlock Chapter 6 Locking Vertical Handles in OFF/O Position Small and Medium Vertical Handle Large Handle Lock Horizontal Operating Handles in the OFF/O Position Some units use a horizontal operating handle. The horizontal operating handle can be locked in the OFF/O position by putting the shackle of the lock through the open slotted area to the left of the operator handle.

  • Page 66: Position

    Chapter 6 Operator Handle and Unit Interlock Lock Units with Operating Handles in the ON/I Position Locking an operating handle in the ON/I position may be in ATTENTION conflict with local codes and emergency shut down requirements. Follow this procedure to lock the operator handle in the ON/I position.
  • Page 67 Operator Handle and Unit Interlock Chapter 6 Locking Small Handle in ON/I POSITION, Vertical Operating Handle Drill Out Locking the Medium Handle in ON/I Position Drill Out Publication 2100-IN012C-EN-P - April 2009...

  • Page 68: Unit Interlocks

    Chapter 6 Operator Handle and Unit Interlock Locking Large Handle in ON/I Position Drill Out Drill Out Locking Horizontal Handle in ON/I Position Drill Out Unit Interlocks A unit interlock is provided with each plug-in unit. Unit interlocks prevent units from being removed from or inserted into a vertical section when the operator handle is in the ON/I position.
  • Page 69 Operator Handle and Unit Interlock Chapter 6 In this position, the unit is partially removed from the MCC and the slot in the interlock plate is in line with the flange of the unit support pan located above this unit. When the unit is locked in this position, the unit power and ground stabs are disengaged.
  • Page 70 Chapter 6 Operator Handle and Unit Interlock Unit Interlock to Prevent Insertion - Unit Completely Withdrawn Publication 2100-IN012C-EN-P - April 2009...
  • Page 71 Operator Handle and Unit Interlock Chapter 6 In this position, the unit is partially removed from the MCC and the intermediate slot in the interlock plate is in line with the bushing located in the unit support pan. When the unit is locked in this position, the unit power and ground stabs are disengaged.
  • Page 72 Chapter 6 Operator Handle and Unit Interlock Unit Interlock to Prevent Insertion - Unit Completely Withdrawn Publication 2100-IN012C-EN-P - April 2009...

  • Page 73: Chapter 7 Introduction

    Chapter Final Check List Before Energizing Introduction This section provides guidance for the startup of a newly installed MCC. We recommend making an itemized list including: • serial number. • number of sections. • number of units and their corresponding voltage. •...

  • Page 74: Perform The Pre-Energizing Check Procedure

    (rotation direction check), temporarily disconnect PFCCs. For more information contact, Rockwell Automation LV MCC Technical Support at 1.440.646.5800 and follow the prompts to Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support.
  • Page 75 Final Check List Before Energizing Chapter 7 structural damage is visible, the electrical spacings should be intact. Refer to the tables starting on page for the required minimum electrical spacings. 3. Check and verify that the MCC is properly installed, as described Chapter 2, and inspect and verify that it is level, supported, and anchored.
  • Page 76 Chapter 7 Final Check List Before Energizing d. Check that conduit and cabling are well supported. For incoming line compartments, 2.0 space factors, 26 in. (660.4 mm) or less, the incoming cables should be firmly secured halfway between the top of the section and the incoming line compartment terminals.
  • Page 77 Final Check List Before Energizing Chapter 7 Refer to MCC Instantaneous Trip Motor Circuit Protectors (MCP) in Combination NEMA Starter, Soft Starter (SMC), and Variable Frequency AC Drive Units Technical Data, publication 2100-TD001, and MCC Inverse Time Circuit Breakers in Combination NEMA Starter, Soft Starter (SMC), and Variable Frequency AC Drive Units Technical Data, 2100-TD002...
  • Page 78 Chapter 7 Final Check List Before Energizing If you have an MCC with arc-resistant design features, if a unit has been provided with arc resistant baffles over door vents and fans, these baffles must be fastened securely in place in order to maintain the arc resistant capabilities of the MCC.
  • Page 79 Certain applications may have latch requirements different from those provided. If you have questions regarding proper latching, contact Rockwell Automation LV MCC Technical Support at 1.440.646.5800 and follow the prompts to Allen-Bradley>Low Voltage Motor Control Centers>Post Shipment Support. Refer to the following illustrations for various latch placements.
  • Page 80 Chapter 7 Final Check List Before Energizing Vertical Wireway Door Standard Latches Arc Resistant Latches 0.5 Space Factor and Units with Horizontal Disconnect Handles 0.5 Space Factor 1 Space Factor or Larger Standard Latches Arc Resistant Latches Publication 2100-IN012C-EN-P - April 2009...
  • Page 81 Final Check List Before Energizing Chapter 7 1.0 Space Factor and Units with Vertical Disconnect Handles 1 Space Factor to 2.5 Space Factor An arc resistant latch is used for the center latch only for main incoming power units. 2.5 Space Factor or Larger Standard Latches Arc Resistant Latches...
  • Page 82 Chapter 7 Final Check List Before Energizing 6 Space Factor (full section) Units An arc resistant latch is used for the second and fourth positions. Other latches are standard quarter turn. Standard Latches Arc Resistant Latches When properly latched, the slots on all arc resistant latches are vertical and the latch springs are compressed.
  • Page 83 Final Check List Before Energizing Chapter 7 Arc resistant MCCs are provided with an insulating sheet for ATTENTION each center-end closing plate. This insulation sheet must be in place in order to maintain the arc resistant capabilities of the MCC. Arc Resistant MCC with Insulating Sheet (15 in.
  • Page 84 Chapter 7 Final Check List Before Energizing (1) (2) (3) General Spacing Requirements for MCCs Min Spacing, in. (mm) Between Live Parts of Opposite Polarity Between Live Parts and Grounded Metal Parts, Through Air and Over Voltage Through Air Over Surface Surface 125 or less 1/2 in.
  • Page 85 Final Check List Before Energizing Chapter 7 Sample MCC Layout Worksheet Horizontal Wireway 1.0 S.F. 113 in. (330 mm) Full Width Section Horizontal Wireway Location of Sample Units within above MCC Layout Unit Data Wiring Cat. No. Diagram 2113B-EDB-48CA CSXXXXXXXX FVNR —...
  • Page 86 Chapter 7 Final Check List Before Energizing Unit Description Unit Type Code Code Description CN2DN ControlNet to DeviceNet DeviceNet Connector DNPS DeviceNet Power Supply EN2DN Ethernet ro DeviceNet FCBX Insert with Circuit Breaker FDSX Insert with Fusible Disconnect FVLC Full Voltage Lighting Contactor Full Voltage Reversing FVNR (V) Full Voltage Non-Reversing (Vacuum)
  • Page 87 Final Check List Before Energizing Chapter 7 MCC Layout Worksheet ___________________________________________________________ MCC Name / Number Unit Data Cat. No. Wiring Diagram Publication 2100-IN012C-EN-P - April 2009...
  • Page 88 Chapter 7 Final Check List Before Energizing Megger Reading Recording Table ___________________________________________________________ MCC Name / Number Circuit / Unit Phase-to-Phase Phase-to-Ground Phase-to-Neutral Date Name / Number A - B B - C C - A A - Grd. B - Grd. C - Grd.

  • Page 89: Energize The Equipment

    Chapter Energizing the Equipment This procedure is provided as a general guidance for energizing ATTENTION a newly installed CENTERLINE MCC and should be used after the Final Check procedure has been completed. See Final Check List Before Energizing for more information. Energizing a MCC for the first time is potentially dangerous.
  • Page 90 Chapter 8 Energizing the Equipment Disconnecting device handles should be operated with a ATTENTION firm, direct motion and should not be ‘teased’ into the closed (ON/I) position. 6. Energize the main devices followed by the feeder devices and the branch circuit devices. Always energize from the source of the system, working towards the loads.

  • Page 91: Chapter 9 Maintain The Mcc

    Chapter Maintenance A periodic maintenance program should be established for MCCs to avoid unnecessary downtime. The frequency of service to MCCs will depend upon the equipment usage and the environment in which it operates. The following is a suggested checklist and can be used to establish a maintenance program.
  • Page 92 Chapter 9 Maintenance can be found on the information label located on the interior of the vertical wireway door or on the interior right-hand side plate of frame mounted units. The factory-made power bus connections are tightened by a computer-controlled torquing system. The following connections do not require re-torquing, vertical to horizontal bus connections and power conductor to horizontal bus connections.
  • Page 93 Maintenance Chapter 9 10. Check locking or interlocking devices for proper working condition. 11. Adjust, repair, or replace any device if necessary. 12. Check power contacts for excessive wear and dirt accumulation and vacuum or wipe contacts with a soft cloth to remove dirt as needed.

  • Page 94: Disconnect The Switch And Contact Lubrication

    The lubricant to be used is NO-OX-ID Compound (catalog number 2100H-N18 for a 1 pt can or catalog number 2100H-N18T for a 1 oz tube). To obtain the lubricant, contact your local Rockwell Automation Sales Office, distributor or Rockwell Automation. 1. Determine your unit type. Plug-in Units...

  • Page 95: Use Thermal Infrared Or Other Temperature Measurement Techniques For Preventive Maintenance

    Refer to NFPA 70E Standard for Electrical Safety in the Workplace. Use the following procedure when using thermal infrared or other temperature measurement techniques as part of a periodic preventative maintenance program on CENTERLINE 2100 Low Voltage MCCs. Publication 2100-IN012C-EN-P - April 2009...

  • Page 96: Inspect The Units For Signs Of Overheating

    Chapter 9 Maintenance 1. Use test equipment to determine the temperature differential and the temperature rise of accessible components within the unit. 2. Determine the services and repair recommendations based on the temperature category in the following guidance chart. Temperature Guidance Category Temperature Temperature...
  • Page 97 Motor Control Centers (MCC) Units with Vertical Operating publication 2100-IN014, Handles Installation Instructions, CENTERLINE 2100 Motor Control Center (MCC) Units with Horizontal Operating Handles Installation Instructions, publication 2100-IN060. 2. If there are no signs of overheating, but thermal infrared tests indicate service is required, check the power connections for proper torque.
  • Page 98 Chapter 9 Maintenance Notes: Publication 2100-IN012C-EN-P - April 2009...

  • Page 99: Maintain The Mcc After A Fault Condition

    Chapter Maintenance After Fault Condition Maintain the MCC After a Fault Condition Make sure that the MCC remote power sources are ATTENTION disconnected and that the respective disconnects are locked in the OFF/O position. The opening of the short circuit protective device (such as fuses or circuit breakers) in a properly coordinated motor branch circuit is an indication of a fault condition in excess of operating overload and must be corrected.
  • Page 100 Chapter 10 Maintenance After Fault Condition Notes: Publication 2100-IN012C-EN-P - April 2009...

  • Page 101: Chapter 11 Order Information

    Chapter Renewal Parts A Renewal Parts Stocking Program for MCCs is recommended in conjunction with a maintenance program. This is important for minimizing expensive downtime and to be able to facilitate critical repairs. Factors to consider when developing an effective Renewal Parts Stocking Program include the following: •...

  • Page 102: Publication 2100-In012C-En-P - April

    Chapter 11 Renewal Parts Notes: Publication 2100-IN012C-EN-P - April 2009...

  • Page 103: Typical Section Construction

    Chapter Parts Illustrations Typical Section Construction Lifting Angle Top Horizontal Wireway Baffle Removable Top Plate Top Horizontal Wireway Cover Left Hand Top End Closing Plate Right Hand Unit Support Vertical Wireway Assembly Horizontal and Vertical Bus Splice Access Cover Bus Support Vertical Power Bus Section Nameplate Horizontal Power Bus...

  • Page 104: Typical Construction Of A Unit With A Vertical Operating

    Chapter 12 Parts Illustrations Typical Construction of a Unit with a Vertical Operating Handle Captive Latch Diagram Pocket Starter or Contactor Unit Stab Assembly Control Circuit Unit Handle Interlock Fuses and Circuit Breaker or Fusible Fuse Block Disconnect (shown) Auxiliary Contacts Overload Disconnect Handle...

  • Page 105: Typical Construction Of A Half Space Factor Unit With A

    Parts Illustrations Chapter 12 Typical Construction of a Half Space Factor Unit with a Horizontal Operating Handle and Door Mounted Pilot Devices Unit Stab Assembly Control Circuit Transformer Contactor or Starter Overload Relay Control Circuit Fuse Circuit Breaker (shown) block and Fuses or Fusible Disconnect Handle Mechanism Unit Latch/Interlock...

  • Page 106: Handle

    Chapter 12 Parts Illustrations Typical Construction of a Unit with a Horizontal Operating Handle Unit Stab Assembly Contactor or Starter Control Circuit Transformer Overload Relay Circuit Breaker (shown) or Fusible Disconnect Control Circuit Fuse block and Fuses Control Terminal Block Handle Mechanism Unit Latch/Interlock Auxiliary Contacts...
  • Page 107 Index mounting dimensions 25 product construction 103 arc flash seismic requirements 37 protection marketing requirement 59 weights 23 MCC receiving, handling, and storage 22 mounting dimensions 25 bus torque specifications 40 nameplate 13 dimensions 23 operating handle locking the horizontal operating handle in energize the MCC 73 the OFF/O position 65 locking the units with the operating...
  • Page 108 New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility. However, if your product is not functioning and needs to be returned, follow these procedures.

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