June 10, 2019
© S&C Electric Company 2018-2019, all rights reserved
Instruction Sheet 681-530
S&C Vista
®
Underground Distribution Switchgear
Programming the S&C Vista
Overcurrent Control 2.0
Programming
Table of Contents
Section Page
Section Page
Introduction
Qualified Persons . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Read this Instruction Sheet . . . . . . . . . . . . . . . . . . . 2
Video . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Retain this Instruction Sheet . . . . . . . . . . . . . . . . . . . 2
Proper Application . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Special Warranty Provisions . . . . . . . . . . . . . . . . . . . 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
Shipping and Handling
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Packing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Product Overview
Time-Current Characteristics and Settings . . . . . . . 8
Trip Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
User Access and Privileges . . . . . . . . . . . . . . . . . . . 9
Computer Requirements
Hardware and Software . . . . . . . . . . . . . . . . . . . . . .10
Installing the USB Driver . . . . . . . . . . . . . . . . . . . . . .10
Removing the Electronics Module for Service
Center Programming
. . . . . . . . . . . . . . . . . . . . . . . 11
Reinstalling the Electronics Module
. . . . . . . . . 14
Connecting to the Overcurrent Control
Connecting to the Overcurrent Control Using
USB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Accessing the Overcurrent Control with a Web
Browser
Compatibility Mode and Microsoft Internet
Explorer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Logging in to the Control . . . . . . . . . . . . . . . . . . . . 20
Logging In for the First Time
Default Passwords . . . . . . . . . . . . . . . . . . . . . . . . . .21
Changing the Admin Password . . . . . . . . . . . . . . . .21
Changing the User Password . . . . . . . . . . . . . . . . . 23
Understanding the Status Display
. . . . . . . . . . 25
Status Display “Black Box” . . . . . . . . . . . . . . . . . . . 26
Load Current Menu . . . . . . . . . . . . . . . . . . . . . . . . . 27
Control Settings Menu . . . . . . . . . . . . . . . . . . . . . . 27
About Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Programming the Control Settings
Changing the Admin and User Password . . . . . . . . 28
Changing the Interrupter ID . . . . . . . . . . . . . . . . . . 29
Changing the Global Settings . . . . . . . . . . . . . . . . . 29
USB Network Settings . . . . . . . . . . . . . . . . . . . . . . 33
Programming the Overcurrent
Protection Settings
The Overcurrent Protection Settings Available for Each
Trip Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Programming Interrupter 1 and Interrupter 2 . . . . . 34
Overcurrent Protection Setting Definitions
Time Overcurrent Phase Protection . . . . . . . . . . . . 38
Ground Protection . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Negative Sequence . . . . . . . . . . . . . . . . . . . . . . . . .41
Sensitive Earth Fault . . . . . . . . . . . . . . . . . . . . . . . . 42
Factory Defaults and Factory Default Reset
Factory Default Protective Settings . . . . . . . . . . . . 44
Factory Default Reset . . . . . . . . . . . . . . . . . . . . . . . 44
Viewing Event Logs
Trip Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Diagnostic Event Log . . . . . . . . . . . . . . . . . . . . . . . .47
Control Self-Test Report . . . . . . . . . . . . . . . . . . . . . 48
Performing a Trip Test
. . . . . . . . . . . . . . . . . . . . . . 51
Updating Firmware
. . . . . . . . . . . . . . . . . . . . . . . . 52
External Connections
Trip Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Signal Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Power Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Specifications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Overcurrent Control Settings
. . . . . . . . . . . . . . . 56
Thermal Characteristic Protection
. . . . . . . . . . 61
Warning Messages
. . . . . . . . . . . . . . . . . . . . . . . . 62
