Cisco Systems 124778, 124792, 159330 manual A2 A1 Return Load

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Chapter 2 System Installation

2.5.2 Install 1 RU Distribution Shelf Load Connections

Step 1 Select the wire gauge for the application. See Table 2-7 on page 2-24for wiring information. Step 2 Locate the load-and-return connections at the rear of the 1 RU Distribution Shelf (Figure 2-25).

Step 3 Remove the Phoenix Contact PC6™ connectors from the 1 RU Distribution Shelf by loosening the flat screws and pulling the connectors away from the 1 RU Distribution Shelf (Figure 2-25#1).

Figure 2-25 Installing Load Connections

A2 A1

B1

B2

Return

Load

124782

Step 4 Connect the wires to the appropriate terminal for the load-and-return connections by inserting and then tightening the connector (Phoenix Contact PC6™ connectors) (Figure 2-25#2, #3). Allow enough of a service loop to allow for the removal of the 1 RU Distribution Shelf.

Step 5 Reinstall the Phoenix Contact PC6™ connector to the 1 RU Distribution Shelf (Figure 2-25#3). Step 6 Reconnect to the 1RU Distribution Shelf (Figure 2-25#4).

Step 7 Connect the load-and-return cables to the equipment that requires the supplied DC Power per that equipment’s specifications.

Cisco AC/DC Power System User Guide, R1.0

 

May 2006

2-27

 

 

 

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Contents Corporate Headquarters Cisco AC/DC Power System User GuideCisco AC/DC Power System User Guide, Release N T E N T S System Operation Add Modules Contents Cisco AC/DC Power System User Guide, R1.0 Two-Inch Clearance Around Front Ventilation Opening Viii Supplied Materials for the System Shelf Tables Cisco AC/DC Power System User Guide, R1.0 Audience Document ObjectivesDocument Organization Convention Application Document ConventionsOrdering Documentation Where to Find Safety and Warning InformationObtaining Documentation Cisco.comObtaining Technical Assistance Documentation FeedbackCisco Technical Support Website Definitions of Service Request Severity Submitting a Service RequestObtaining Additional Publications and Information System Description IntroductionLCD System ShelfIntroduction Rectifier Modules Rectifier Modules4 1 RU Distribution Shelf GMT Fuses1 RU Distribution Shelf System ConfigurationsFrom Wire Gauge Ampacity General SpecificationsElectrical Value Environment Description Status & Alarms DescriptionProtection Description Mechanical DescriptionCompliance Description Safety RecommendationsOperating Temperature Warnings Installation WarningTwo-Inch Clearance Around Front Ventilation Opening Electrical Safety WarningsIntroduction Electrical Safety Warnings May Ground Symbol Pre-InstallationTools Required Installation Materials Installation and Commissioning ChecklistDescription Qty Use Install AC/DC Power System Components Cisco AC/DC Power System Front View Install the System ShelfInstalling the System Shelf 1 RU Distribution Cable Dressing Install the 1 RU Distribution ShelfInstall the Communications Cabling Optional Install the DC Power Cabling Optional Installing 1 RU DC Cabling Install the Ground CableInstall the Cabinet/Rack Ground Install the 1 RU Distribution Shelf Ground 11 Installing the 1 RU Distribution Shelf Ground Install AC Power CablesSystem Installation Install AC Power Cables 12 Installing the AC Cable Shelf 13 Routing AC Cables Install the Rectifiers 14 Installing a Rectifier 15 Removing a Rectifier Blank Faceplate Install Circuit Breakers16 Circuit Breaker On/Off Positions System Size 18 Installing a Circuit BreakerInstall the Alarm Cable 19 Removing the Controller Faceplate Jumper System with Without LCD Alarm DesignationWire Gauge Stranded Applications Install Load-and-Return ConnectionsInstall GMT Fuse Connections 23 Installing GMT Cabling Install 1 RU Distribution Shelf Load ConnectionsA2 A1 Return Load Small to Medium System Upgrade System UpgradesSmall to Large System Upgrade Medium to Large System UpgradeMay Component Replacement SafetyReplace the 1 RU Distribution Shelf Removing the 1 RU DC Cable Removing the 1 RU Distribution Shelf Replace the Controller TrayRemoving the Controller Faceplate J15 terminal block J14/J13 terminal blocks Circuit Breaker On/Off Positions Replace Circuit BreakersRemoving the 1 RU Distribution Shelf Faceplate Removing a Circuit Breaker Replace a RectifierRemoving a Rectifier 10 Removing a GMT Fuse Replace GMT FusesGeneral Information System CommissioningBasic Controller Functions Alarm Interface Board and ConnectionsRemove Modules May System Troubleshooting Tripped breaker Fuse blown Module Locations Page Description Part Number System Parts ListPage Statement 12-Power Supply Disconnection Warning Translated Safety WarningsAppendix a Translated Safety Warnings Statement 43-Jewelry Removal Warning Appendix a Translated Safety Warnings Appendix a Translated Safety Warnings Appendix a Translated Safety Warnings Appendix a Translated Safety Warnings Page Statement 1017-Restricted Area May Statement 1024-Ground Conductor Appendix a Translated Safety Warnings Statement 1030-Equipment Installation Statement 1033-SELV-IEC 60950 DC Power Supply Statement 1047-Overheating Prevention Appendix a Translated Safety Warnings Appendix a Translated Safety Warnings