Vista Model 1 User Manual

S&C Vista® Underground Distribution SwitchgearOutdoor Distribution, 15.5 kV through 38 kVFeaturing• Manual,• Remote Supervisory, and• Source-Tran

10Remote Supervisory Vista UDSFordistributionautomationapplications,S&CoffersRemoteSupervisoryVistaUDS.RemoteSupervisoryVistaUDSprov

11operatorsmaybebatterypoweredor,optionally,self-poweredusinginternalvoltagetransformers.Thelow-voltagecompartmentmayalsocontaina

12WhenRemoteSupervisoryVistaUDSisfurnishedwithanEnergyLine5800SeriesSwitchControl,itcanbeamemberofanIntelliTEAM®,usingEnergyLin

13Micro-AT Source-Transfer Control.Source-Transfer Vista UDSSource-TransferVistaUDSprovidesfullyautomaticprimary-selectiveserviceforone,two,

14Standard Three-Phase Ratings123Applicable StandardAmperes, RMSFrequency, HertzFault Interrupter Load-Interrupter SwitchShort- Circuit, Sym.Main Bus

Offices Worldwide f www.sandc.com Descriptive Bulletin 680-30 June 1, 2004©Printed in U.S.A.

2Vista Underground Distribution Switchgear Addresses Your Concerns• Areyouwastingmoneyandresourcesontime-consuming,labor-intensiveroutine

315-kV UnderCover Style Model 422.Switch terminals—equipped with 600-A bushings or 900-A bushingsBushings and bushing wells are located on one side of

4Compact welded-steel tank protects switching and protection components from the environment. Stainless-steel construction standard in UnderCover Styl

5VistaUDSisavailableinuptosix“ways.”Thismeansitcanaccommodateanycombinationofuptosixbustaps,load-interrupterswitches,orfault

6Vista UDS Offers Numerous Unobtrusive Installation Options Oneoptionisthelow-profilepad-mountedstyle.At15,25,andeven34.5kV,pad-mounted

71. Rotatetheswitchoperatingshafttothe“open”position,thenconfirmtheopengapthroughthelargeviewingwindow.SeeFigures1and2.Withor

82.Confirmthatthecableisde-energizedsoitcanbesafelygrounded.Withtraditionalgear,themedium-voltagecablesmustbetesteddirectlyusin

9Overcurrent Control for Superior CoordinationVistaUDSutilizesauniquemicroprocessor-basedovercurrentcontrol,housedinawatertightenclosure