Powering On The Router; Power Module Overview - Cisco 8800 Series Hardware Installation Manual

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Powering on the Router

This chapter describes how to connect the power modules in the chassis and to power on the router.

Power Module Overview

You can install an AC or a DC power module in the chassis. Ensure all power connection wiring conforms
to the rules and regulations in the National Electrical Code (NEC) as well as local codes.
Each chassis has a power assembly shelf that supports the following number of power trays:
• Cisco 8818 chassis supports up six power trays
• Cisco 8812 and 8808 chassis supports up to three power trays
Each power tray supports up to three AC power modules or four DC power modules.
Note
Use only one kind of power supply in the chassis. For example PSU6.3KW-HV or PWR-4.4KW-DC-V3, but
not both.
High-Voltage AC / DC Power Supplies
HVAC/HVDC power modules operate in the input range of 180 VAC to 305 VAC (nominal input level of
200 to 240 VAC, 277 VAC) and 192 to 400 VDC (nominal 240 VDC, 380 VDC).
• Each 6.3 KW, 20A power module can supply up to 6.3 KW to the power tray when it's supplied by two
• Each 6.3 KW, 30A power module can supply up to 6.3 KW to the power tray when it's supplied by two
Power Module Overview, on page 53
Connect DC Power Supply to Power Source , on page 55
Connect HVAC/HVDC Power Supply to Power Source, on page 58
Power Supply Power Cord Specifications, on page 61
feeds (A and B). It can supply up to 3.15 KW with only one feed.
feeds (A and B). It can supply up to 4.8 KW with only one feed.
C H A P T E R
Hardware Installation Guide for Cisco 8800 Series Routers
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