Using the BayStack 450 10/100/1000 Series Switch1-10 302401-D Rev 00RPSU ConnectorThe RPSU connector allows you to connect a backup power supply unit to theswitch. Nortel Networks provides an (optional) high-power redundant powersupply unit (HRPSU) for this purpose. The HRPSU is a hot-swappable powersupply unit that provides uninterrupted operation to up to four BayStack 450switches in the event that any of the switch power supplies fail.Nortel Networks provides the HRPSU power rack (Order No. AA0002001) withfour slots for power supply modules (Order No. AA0005003). Each HRPSU cansupport up to four BayStack 450 switches. Installation instructions are providedwith the HRPSU.Contact your Nortel Networks sales representative for more information about theHRPSU.U.S./Canada/Japan:• NEMA5-15P male plug• UL recognized (UL stampedon cord jacket)• CSA certified (CSA labelsecured to the cord)100 or 120 VAC50–60 HzSingle phaseUnited Kingdom:• BS1363 male plug with fuse• Harmonized cord240 VAC50 HzSingle phaseAustralia:• AS3112-1981 Male plug240 VAC50 HzSingle phaseTable 1-2. International Power Cord SpecificationsCountry/Plug description Specifications Typical plug227FA229FA230FAkombk.book Page 10 Tuesday, June 29, 1999 3:25 PM
