Alcatel-Lucent 7750 SR-a4 - Page 4

Table of Contents
4 7750 SR-a4 and SR-a8 Installation Guide
Torque Specifications for Rack Mounting......................................................................................................59
Chassis Location Requirements....................................................................................................................59
Safety Considerations ........................................................................................................................................61
Placement .....................................................................................................................................................61
Grounding......................................................................................................................................................62
Cabling ..........................................................................................................................................................63
Power ............................................................................................................................................................64
DC Power Requirements .........................................................................................................................64
AC Power Cord Requirements by Country ..............................................................................................64
Fan Tray ........................................................................................................................................................66
Air Filter .........................................................................................................................................................67
Storage..........................................................................................................................................................67
Safety Standards/Compliance Agency Certifications .........................................................................................68
Installing the 7750 SR-a Chassis ........................................................................................................ 71
In This Chapter ...................................................................................................................................................71
Unpacking the Chassis.......................................................................................................................................72
Unpacking Precautions .................................................................................................................................72
Accessories ..............................................................................................................................................74
Installation Preparation and Precautions............................................................................................................75
Installing a 7750 SR-a Chassis Horizontally in a Rack.......................................................................................77
Standard 19-in. (482.6 mm) EIA-310 Rack ..................................................................................................77
ETSI 600-mm x 300mm Rack ......................................................................................................................79
Attaching the Adapter Brackets to the Chassis........................................................................................80
Installing the Chassis in the ETSI 600-mm x 300mm Rack ....................................................................82
Chassis Ground Wiring.......................................................................................................................................85
Preparing the Ground Wire ...........................................................................................................................85
Making the Ground Connection.....................................................................................................................86
Installing the Wire-Form Cable Guides...............................................................................................................89
Installing PSUs ..................................................................................................................................... 91
In This Chapter ...................................................................................................................................................91
Warnings and Notes ...........................................................................................................................................92
Installing, Wiring, and Connecting an AC PSU...................................................................................................94
Installing an AC PSU in the 7750 SR-a chassis............................................................................................94
AC-Input Power Supply Guidelines ...............................................................................................................96
Connecting the AC Power Cord to the PSU..................................................................................................96
Installing, Wiring, and Connecting a –48 VDC PSU ...........................................................................................98
Installing a –48 VDC PSU in the 7750 SR-a Chassis ...................................................................................98
DC-Input Power Supply Guidelines.............................................................................................................100
Wiring the DC Inputs ...................................................................................................................................100
Preparing the PSU Ground and Power Cables......................................................................................101
Remote Cable Connections ...................................................................................................................103
Connecting –48 VDC Power .......................................................................................................................104
Installing Components....................................................................................................................... 107
In This Chapter .................................................................................................................................................107
Warnings and Notes .........................................................................................................................................108
Installing a Fan Tray .........................................................................................................................................109