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S&C Vista SD Instruction Sheet

S&C Vista SD
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April 8, 2019
© S&C Electric Company 2019, all rights reserved
Instruction Sheet 695-545
S&C Vista
®
SD Underground Distribution Switchgear
Outdoor Distribution (15 kV and 27 kV)
PMH and PME Configurations
Operation
Table of Contents
Section Page Section Page
Introduction
Qualified Persons . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Read this Instruction Sheet . . . . . . . . . . . . . . . . . . . 2
Retain this Instruction Sheet. . . . . . . . . . . . . . . . . . . 2
Proper Application . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Warranty Qualifications . . . . . . . . . . . . . . . . . . . . . . 3
Safety Information
Understanding Safety-Alert Messages . . . . . . . . . . . 4
Following Safety Instructions . . . . . . . . . . . . . . . . . . 4
Replacement Instructions and Labels . . . . . . . . . . . 4
Location of Safety Labels . . . . . . . . . . . . . . . . . . . . . 5
Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . 6
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Operation
Manually Opening or Closing Visi-Gap Load-
Interrupter Switches and Visi-Gap Fault
Interrupters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Closing the Doors . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Resetting Visi-Gap Fault Interrupters . . . . . . . . . . . .13
Locking in Open or Closed Position . . . . . . . . . . . . .15
Checking for Voltage Using the Optional
Potential Indication Feature . . . . . . . . . . . . . . . . .16
Low-Voltage Phasing Using the Optional
Voltage-Indication Feature . . . . . . . . . . . . . . . . . .17
Maintenance
Inspection Recommendations . . . . . . . . . . . . . . . . .19
Inspecting Cable Terminations . . . . . . . . . . . . . . . . .19
Pad-Mounted Enclosure Finish . . . . . . . . . . . . . . . 20
Appendix A
Routine Switchgear Testing . . . . . . . . . . . . . . . . . . .21
Dc Cable Testing and Fault Locating . . . . . . . . . . . .21
Very Low Frequency (VLF) Cable Testing . . . . . . . 22
Fault-Interrupter Testing . . . . . . . . . . . . . . . . . . . . . 23
Appendix B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

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S&C Vista SD Specifications

General IconGeneral
BrandS&C
ModelVista SD
CategorySwitch
LanguageEnglish

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