Eaton COOPER POWER SERIES Installation, Operation And Maintenance Instructions

Also see for COOPER POWER SERIES: Installation and operation instructions Installation instructions Installation instructions Installation and operation instructions Operation instructions

Eaton COOPER POWER SERIES Installation, Operation And Maintenance Instructions Manual pdf 3 page image

ContentsDISCLAIMER OF WARRANTIES AND LIMITATIONOF LIABILITY IISAFETY FOR LIFE IVSAFETY INFORMATION IVSafety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . ivINTRODUCTION 1Read this manual first . . . . . . . . . . . . . . . . . . . . . . . 1Additional information . . . . . . . . . . . . . . . . . . . . . . . 1Acceptance and initial inspection . . . . . . . . . . . . . . 1Handling and storage. . . . . . . . . . . . . . . . . . . . . . . . 1Unloading. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Quality standards . . . . . . . . . . . . . . . . . . . . . . . . . . 1PRODUCT INFORMATION 2Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Available options . . . . . . . . . . . . . . . . . . . . . . . . . . . 2INSTALLATION 4Pre-installation inspection . . . . . . . . . . . . . . . . . . . . 4Systems connections . . . . . . . . . . . . . . . . . . . . . . . 4Nameplates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Placing regulator into service . . . . . . . . . . . . . . . . . 8REMOVAL FROM SERVICE 11CONSTRUCTION AND OPERATION 12Standard features, regulators with over-headbushings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Position indicator and ADD-AMP capability . . . . . 13Surge protection . . . . . . . . . . . . . . . . . . . . . . . . . . 13Internal construction and wiring . . . . . . . . . . . . . . 14Quik-Drive tap-changers . . . . . . . . . . . . . . . . . . . . 19MAINTENANCE 21Periodic inspections . . . . . . . . . . . . . . . . . . . . . . . . 21Operational check . . . . . . . . . . . . . . . . . . . . . . . . . 22Insulating fluid maintenance . . . . . . . . . . . . . . . . . 23Sampling insulating fluid . . . . . . . . . . . . . . . . . . . . 23FR3 insulating fluid application . . . . . . . . . . . . . . . 23Untanking the regulator . . . . . . . . . . . . . . . . . . . . . 24Retanking the regulator . . . . . . . . . . . . . . . . . . . . 25SPARE PARTS 26Ordering Information . . . . . . . . . . . . . . . . . . . . . . 26TROUBLESHOOTING 26Regulator control reverse power flow test . . . . . . 26VR-32 voltage regulator ratio test . . . . . . . . . . . . . 27VR-32 voltage regulator potential transformer ratiotest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29Regulator dry-out procedure . . . . . . . . . . . . . . . . . 29VR-32 voltage regulator current test . . . . . . . . . . . 30Insulation resistance test . . . . . . . . . . . . . . . . . . . 31Freeing a stalled tap-changer. . . . . . . . . . . . . . . . . 32APPENDIX 33Connections and voltage levels . . . . . . . . . . . . . . . 33ADD-AMP capabilities . . . . . . . . . . . . . . . . . . . . . . 35Wiring diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 37iiiVR-32 Voltage Regulator with Quik-Drive™ Tap-ChangerInstallatIon, operatIon, and MaIntenance InstructIons MN225008EN February 2017