Powering On The Router; Connect The Power Modules - Cisco 8800 Series Hardware Installation Manual

Powering on the Router

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

The Cisco 8818 consists of six power trays; Cisco 8812 and 8808 routers consists of three power trays that
fit into the power shelf assembly. There are two versions of the power modules to choose and insert.
Note High-voltage power supply can supply upto 4.8 KW with one feed.
• 4.4 KW power supply for 48V 60A DC (-40 to -75V DC)
• Supports a maximum of 12, 60A 48V DC power supply modules on three power trays (four modules
• Each power module can supply up to 4.4 kW to the power tray and it is supplied by two feeds (A and B)
OR
• 6.3 KW power supply for AC and high-voltage DC (180 to 305V AC, 192 to 200V DC)
• Supports a maximum of 9 HVAC/HVDC power supply modules on three power trays (three modules
• Each power module can supply up to 6.3 kW to the power tray when it is supplied by two feeds(A and
• Each power module can supply up to 4.8 kW to the power tray when it is supplied by one feed (A or B)
Connect the Power Modules, on page 49
Connect DC Power Supply to Power Source , on page 50
Connect HVAC/HVDC Power Supply to Power Source, on page 54
Power Supply Power Cord Specifications, on page 56
per power tray).
with each input providing up to 2.2 kW of power to the router.
per power tray).
B) with each input providing up to 3.15 kW of power to the router.
with either input providing up to 4.8 kW of power to the router with loss of one input grid.
C H A P T E R
Hardware Installation Guide for Cisco 8800 Series Routers
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