User guide
2 Installing and Powering Up 
Chapter 2 
Contents 
2.1  Introduction...........................................................................................2-5 
2.1.1  General.................................................................................................2-5 
2.1.2  Site Requirements ................................................................................2-5 
2.1.2.1  Power Supplies..................................................................................... 2-5 
2.1.2.2  Environment .........................................................................................2-5 
2.1.2.3  Lightning Protection..............................................................................2-5 
2.2  Preliminary Checks............................................................................... 2-6 
2.2.1  Mechanical Inspection .......................................................................... 2-6 
2.2.2  Moving the Equipment Safely............................................................... 2-6 
2.3  Installing the Equipment .......................................................................2-6 
2.3.1  Handling ...............................................................................................2-6 
2.3.2  Installing the Equipment .......................................................................2-6 
2.3.3  Lifting .................................................................................................... 2-7 
2.3.4  Fixing .................................................................................................... 2-7 
2.3.5  Cable Routing.......................................................................................2-7 
2.3.6  Equipment Access................................................................................2-7 
2.3.7  Ventilation.............................................................................................2-8 
2.3.7.1  Airflow...................................................................................................2-8 
2.3.7.2  Temperature Monitoring .......................................................................2-9 
2.4  EMC Compliance Statements ..............................................................2-9 
2.4.1  EN 55022/AS/NZS 3548....................................................................... 2-9 
2.4.2  FCC ......................................................................................................2-9 
2.5  Connecting up the MX8400 Multiplexer.............................................. 2-10 
2.6  AC Supply Operating Voltage, Fusing and Earthing ..........................2-10 
2.6.1  AC Supply........................................................................................... 2-10 
2.6.2  AC Equipment Fuse ...........................................................................2-11 
2.6.3  Power Cable and Earthing.................................................................. 2-11 
2.6.3.1  General...............................................................................................2-11 
2.6.3.2  Disposal of Moulded Plugs ................................................................. 2-11 
2.6.3.3  AC Supply Cord.................................................................................. 2-12 
2.6.4  Protective Earth/Technical Earth ........................................................2-12 
2.6.4.1  General...............................................................................................2-12 
2.6.4.2  Technical Earth...................................................................................2-13 
2.6.5  Connecting the Equipment to the AC Supply .....................................2-13 
2.7  Signal Connections.............................................................................2-14 
2.7.1  Scope of This Section.........................................................................2-14 
2.7.2  Connecting Cables .............................................................................2-14 
2/1553-FGC 101 1014 Uen B   
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