1 INTRODUCING THE A DVANCEDRPSThis chapter contains introductory information about theSuperStack® 3 Advanced Redundant Power System (RPS), itsassociated products, and how they can be used to support yourSuperStack network devices. It covers the following topics: About the Advanced RPS Advanced RPS Chassis — Front View Detail Advanced RPS Chassis — Rear View Detail Power Modules Power Module Cables Using the Advanced RPSAbout the Advanced RPSThe SuperStack 3 Advanced RPS offers you the ability to supplypower to your SuperStack network devices in the event of a failure ofan internal power supply. Alternatively, some SuperStack 3 units canuse the Advanced RPS as their default power supply, and if this failsthey revert to their internal power supply. Check the Getting StartedGuide that accompanies your Switch for more information.‘The Advanced RPS chassis, in combination with a range of powermodules and an optional management module allows you to choosethe most suitable redundant power solution for your SuperStacknetwork devices. The Advanced RPS can supply power for up to eightSuperStack networking units (subject to the loading limitationsdetailed in Appendix C).