Powering On The Switch; Power Module Overview - Cisco Nexus 9808 NX-OS Hardware Installation Manual

Powering on the Switch

This chapter describes how to connect the power modules in the chassis and to power on the switch.
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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.
The chassis has a power assembly shelf that supports the following number of power trays:
• Cisco 9808 chassis supports up to three power trays
Each power tray supports up to three AC power modules or four DC power modules.
Note
Note
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).
• NXK-HV-6.3KW20A-A: Each 6.3 KW, 20A power module can supply up to 6.3 KW to the power tray
• NXK-HV-6.3KW30A-A: Each 6.3 KW, 30A power module can supply up to 6.3 KW to the power tray
Power Module Overview, on page 39
Connect DC Power Supply to Power Source , on page 41
Connect HVAC/HVDC Power Supply to Power Source, on page 44
Power Supply Power Cord Specifications, on page 46
Use only one kind of power tray and power module in the chassis.
Use only the same capacity power module in the chassis. Do not mix different capacity power modules.
when it's supplied by two feeds (A and B). It can supply up to 3.15 KW with only one feed.
when it's supplied by two feeds (A and B). It can supply up to 4.8 KW with only one feed.
C H A P T E R
Cisco Nexus 9808 NX-OS Mode Switch Hardware Installation Guide
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