Extreme Networks Summit X450a-24tDC Hardware Installation Manual page 4

Contents
Summit X450e-48p Switch ............................................................................................51
Summit X450e-48p Power Supplies................................................................................52
Summit X450, X450a, and X450e Series Switch LEDs ...........................................................53
Chapter 2: Summit External Power Supplies (EPS) .......................................................................... 55
Overview ..................................................................................................................................55
EPS-160 External Power Module (with EPS-T) .............................................................................56
EPS-LD External Power Supply Unit............................................................................................57
EPS-500 External Power Supply Unit..........................................................................................57
EPS-150DC External Power Module (with EPS-T2).......................................................................58
EPS-600LS External Power Module ............................................................................................58
PoE Redundant Power Configurations....................................................................................59
Single 600-LS Module Configuration: Redundant PoE Power.............................................59
Dual 600-LS Module Configuration: Full Power ................................................................59
Triple 600-LS Module Configuration: Full Redundant Power..............................................59
Internal-to-External PSU Transfer ...................................................................................60
External-to-Internal PSU Transfer ...................................................................................60
Part 2: Installing the Hardware
Chapter 3: Site Preparation............................................................................................................ 65
Planning Your Site ....................................................................................................................65
Meeting Site Requirements ........................................................................................................66
Operating Environment Requirements ...................................................................................66
Building and Electrical Codes.........................................................................................66
Wiring Closet Considerations ..........................................................................................67
Temperature .................................................................................................................67
Humidity ......................................................................................................................68
Spacing Requirements and Airflow..................................................................................68
Electrostatic Discharge ..................................................................................................68
Rack Specifications and Recommendations ...........................................................................68
Mechanical Recommendations for the Rack .....................................................................68
Protective Grounding for the Rack...................................................................................69
Space Requirements for the Rack ...................................................................................69
Securing the Rack .........................................................................................................69
Evaluating and Meeting Cable Requirements ...............................................................................70
Cabling Standards ...............................................................................................................70
Cable Labeling and Record Keeping ......................................................................................70
Installing Cable...................................................................................................................71
Fiber Optic Cable ..........................................................................................................73
Cable Distances ............................................................................................................73
RJ-45 Connector Jackets .....................................................................................................74
Radio Frequency Interference...............................................................................................75
Meeting Power Requirements .....................................................................................................75
4
Internal Power Supply..............................................................................................52
External Power Supplies...........................................................................................52
Internal PSU Failure with Single EPS-600LS Module .................................................60
Two or Three EPS-600LS Modules ............................................................................60
Active Internal PSU with Single 600-LS Module Failure..............................................60
Inactive Internal PSU with a Dual EPS-600LS Configuration and Module Failure...........60
Disconnecting the EPS-C/EPS-600LS........................................................................60
Summit Family Switches Hardware Installation Guide