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spremkumar Tue, 03/14/2006 - 06:05
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hi


you can make use of the power calculator for calculating the requirement for specific platforms such as

Cisco Catalyst® 6500, Catalyst 4500, Catalyst 3750, and Catalyst 3560 series switches, and the Cisco 7600 Series Router.


http://tools.cisco.com/cpc/


for other devices like PIX 535 and 7513 the datasheets of the respective boxes will help u out to arrive an approximate power requirement.


PIX 535 :


POWER


Input (per power supply)


• Range line voltage: 100V to 240V AC or 48V DC


• Nominal line voltage: 100V to 240V AC or 48V DC


• Current: 4-2 A


• Frequency: 50 to 60 Hz, single phase


• Power: 220W (dual hot swap power supply capable)


Output


• Steady state: 135W


• Maximum peak: 220W


• Maximum heat dissipation: 750 BTU/hr, full power usage (220W)



Cisco 7513 :


http://cisco.com/en/US/products/hw/routers/ps359/products_data_sheet0900aecd800f5542.html


regds



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