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Instructional Booklet IB013003EN
Instructions for installation, operation,
Contents
Description
Notices and warnings . . . . . . . . . . . . . . . . . . . . . . 2
Eaton contact information . . . . . . . . . . . . . . . . . 2
Motorized remote racking (MR2) . . . . . . . . . . . . . . 3
Secondary connectors . . . . . . . . . . . . . . . . . . . . . . 3
Permissive interlocks . . . . . . . . . . . . . . . . . . . . . . . 4
Operational interlock features . . . . . . . . . . . . . . 4
Restricting operation . . . . . . . . . . . . . . . . . . . . . 4
Manual racking . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Racking indication . . . . . . . . . . . . . . . . . . . . . . . . . 5
Setting the breaker type . . . . . . . . . . . . . . . . . . . . 6
Setting the Modbus address . . . . . . . . . . . . . . . . . 6
Control options . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Option 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Option 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Option 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Sequence of operations . . . . . . . . . . . . . . . . . . . . 7
Diagnostics/troubleshooting . . . . . . . . . . . . . . . . . 8
E1: Motor overcurrent . . . . . . . . . . . . . . . . . . . . 8
E2: Open motor circuit . . . . . . . . . . . . . . . . . . . . 8
E3: Motor timed out . . . . . . . . . . . . . . . . . . . . . 8
E5: Open permissive . . . . . . . . . . . . . . . . . . . . . 8
E6: Communication error . . . . . . . . . . . . . . . . . . 8
E8: Position switch error . . . . . . . . . . . . . . . . . . 8
Controller diagnostic display . . . . . . . . . . . . . . . . . 9
Controller mounting . . . . . . . . . . . . . . . . . . . . . . . . 9
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Page
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Summary of Contents for Eaton Magnum MR2
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Page 1: Table Of Contents
Notices and warnings . . . . . . . . . . . . . . . . . . . . . . 2 Eaton contact information . . . . . . . . . . . . . . . . . 2 Motorized remote racking (MR2) . -
Page 2: Effective June 2023
Defense SB circuit breakers and trip units . You can contact us via PERSONNEL. A QUALIFIED PERSON IS ONE WHO IS FAMILIAR WITH several methods . This link: www .eaton .com/eatoncare will take you THE CONSTRUCTION AND OPERATION OF THIS EQUIPMENT AND THE to the on-line portal where you can contact Technical Support via HAZARDS INVOLVED. -
Page 3: Motorized Remote Racking (Mr2)
Breakers equipped with MR2 can be identified by the blue colored levering fascia . The user can control the system by means of a pendant, Modbus master (such as the Eaton Power Distribution Monitoring and Control system), or separately wired I/O buttons . -
Page 4: Permissive Interlocks
. For a multi- Breaker specific interlocks lock hasp, Eaton recommends Master Lock 418 with a ¼” diameter shackle . 1. Permissive switch driven by the breaker mechanism to indicate if the breaker is open or closed . -
Page 5: Manual Racking
Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Manual racking Racking indication While electrical or manual racking, there exists three discrete colored m CAUTION positions which are disconnect (green), test (yellow), and connect (red) (see positions A, B, and C in Figure 12) . -
Page 6: Setting The Breaker Type
Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Setting the breaker type Setting the Modbus address The Modbus address of a controller board is set using the pendant . m CAUTION... -
Page 7: Control Options
Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Control options Sequence of operations There are three modes of operations available to interface with the Below is the basic sequence of operations to use the integrated integrated racking controller: racking system . -
Page 8: Diagnostics/Troubleshooting
Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Diagnostics/troubleshooting E1: Motor overcurrent Condition when motor current is in excess of allowed value . E1 The integrated racking controller programming has built-in error codes may occur if there is an obstruction in the cell . -
Page 9: Controller Diagnostic Display
Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Controller diagnostic display Locate four mounting holes on cassette sidesheet . Align controller standoffs with holes and secure using four supplied machine screws This feature can be used for diagnostic and troubleshooting and lockwashers (see Figure 24 and Figure 25) . -
Page 10: Appendix
Circuit breakers equipped with MR2 have a thin layer of Magnalube applied to the primary disconnects, which is shown below (See Figure 26) . If Magnalube is not present, please contact Eaton Technical Support and order with style # shown in Table 3 . - Page 11 Instructional Booklet IB013003EN Instructions for installation, operation, and maintenance of Magnum MR2 Effective June 2023 (integral racking) Notes: EATON www.eaton.com...
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Page 12: Disclaimer Of Warranties And Limitation Of Liability
THE COURSE OF DEALING OR USAGE OF TRADE, ARE MADE REGARDING THE INFORMATION, RECOMMENDATIONS, AND DESCRIPTIONS CONTAINED HEREIN. In no event will Eaton be responsible to the purchaser or user in contract, in tort (including negligence), strict liability or otherwise for any special, indirect,incidental or consequential damage or loss...
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