Installation guide

Contents
Summit Family Switches Hardware Installation Guide
4
Overview ..................................................................................................................................45
EPS-160 External Power Module (with EPS-T) .............................................................................46
EPS-LD External Power Supply Unit............................................................................................47
EPS-500 External Power Supply Unit..........................................................................................47
EPS-150DC External Power Module (with EPS-T2).......................................................................48
EPS-600LS External Power Module ............................................................................................48
PoE Redundant Power Configurations....................................................................................48
Single 600-LS Module Configuration: Redundant PoE Power.............................................49
Dual 600-LS Module Configuration: Full Power ................................................................49
Triple 600-LS Module Configuration: Full Redundant Power..............................................49
Internal-to-External PSU Transfer ...................................................................................49
Internal PSU Failure with Single EPS-600LS Module .................................................49
Two or Three EPS-600LS Modules............................................................................50
External-to-Internal PSU Transfer ...................................................................................50
Active Internal PSU with Single 600-LS Module Failure..............................................50
Inactive Internal PSU with a Dual EPS-600LS Configuration and Module Failure...........50
Disconnecting the EPS-C/EPS-600LS........................................................................50
Part 2: Installing the Hardware
Chapter 3: Site Preparation............................................................................................................ 53
Planning Your Site ....................................................................................................................53
Meeting Site Requirements ........................................................................................................54
Operating Environment Requirements ...................................................................................54
Building and Electrical Codes.........................................................................................54
Wiring Closet Considerations ..........................................................................................55
Temperature .................................................................................................................55
Humidity ......................................................................................................................56
Spacing Requirements and Airflow..................................................................................56
Electrostatic Discharge ..................................................................................................56
Rack Specifications and Recommendations ...........................................................................56
Mechanical Recommendations for the Rack .....................................................................56
Protective Grounding for the Rack...................................................................................57
Space Requirements for the Rack ...................................................................................57
Securing the Rack .........................................................................................................57
Evaluating and Meeting Cable Requirements ...............................................................................58
Cabling Standards ...............................................................................................................58
Cable Labeling and Record Keeping......................................................................................58
Installing Cable...................................................................................................................59
Fiber Optic Cable ..........................................................................................................61
Cable Distances ............................................................................................................61
RJ-45 Connector Jackets .....................................................................................................62
Radio Frequency Interference...............................................................................................63
Meeting Power Requirements .....................................................................................................63
PoE Devices .......................................................................................................................63
Power Supply Requirements.................................................................................................63
AC Power Cable Requirements..............................................................................................64
Replacing a Power Cable................................................................................................64
Uninterruptible Power Supply Requirements ..........................................................................65
Selecting a UPS............................................................................................................65
Calculating Volt-Amperage Requirements.........................................................................65