Juniper PTX5000 Hardware Manual page 6

PTX5000 Packet Transport Router Hardware Guide
Chapter 9
Chapter 10
Chapter 11
Chapter 12
Chapter 13
vi
PTX5000 AC and DC PDU Electrical and External Circuit Breaker
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
PTX5000 Clearance Requirements for Airflow and Hardware Maintenance . . . . 115
PTX5000 Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Rack Requirements for the PTX5000 Packet Transport Router . . . . . . . . . . . . . . 119
Rack Size and Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Spacing of Mounting Bracket and Flange Holes . . . . . . . . . . . . . . . . . . . . . . . 121
Connection to Building Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Calculating System Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Calculating PTX5000 Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Power Requirements for PTX5000 Components . . . . . . . . . . . . . . . . . . . . . 123
Calculating Power Consumption for your Configuration . . . . . . . . . . . . . . . . 125
Calculating System Thermal Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
AC Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . 129
PTX5000 AC Power System Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
PTX5000 Three-Phase Delta AC Power Distribution Unit Specifications . . . . . . 130
PTX5000 Three-Phase Wye AC Power Distribution Unit Specifications . . . . . . . 130
PTX5000 High Capacity Delta AC Power Distribution Unit Specifications . . . . . . 131
PTX5000 High Capacity Wye AC Power Distribution Unit Specifications . . . . . . 131
PTX5000 High Capacity Single-Phase AC Power Distribution Unit
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
PTX5000 AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
DC Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . 139
PTX5000 DC Power System Electrical Specifications . . . . . . . . . . . . . . . . . . . . . 139
PTX5000 DC Power Distribution Unit Specifications . . . . . . . . . . . . . . . . . . . . . . 140
PTX5000 DC Power Cable and Lugs Specifications . . . . . . . . . . . . . . . . . . . . . . . 141
DC Power Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
DC Power Lugs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
PTX5000 DC Power Distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Network Cable and Transceiver Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . . 145
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 145
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 145
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . 146
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 146
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 147
Alarm and Management Cable Specifications and Pinouts . . . . . . . . . . . . 149
PTX5000 Alarm Relay Contact Wire Specifications . . . . . . . . . . . . . . . . . . . . . . 149
PTX5000 Management Interface Cable Specifications . . . . . . . . . . . . . . . . . . . . 149
RJ-45 Connector Pinouts for the PTX5000 Auxiliary and Console Ports . . . . . . 150
RJ-45 Connector Pinouts for the PTX5000 Management HOST/ETHERNET
Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
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