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S&C Instruction Sheet 695-510
Qualified Persons
WARNING
The equipment covered by this publication must be installed, operated, and maintained by
qualified persons who are knowledgeable in the installation, operation, and maintenance
of underground electric power distribution equipment along with the associated hazards . A
qualified person is one who is trained and competent in:
• The skills and techniques necessary to distinguish exposed live parts from nonlive parts
of electrical equipment
• The skills and techniques necessary to determine the proper approach distances cor-
responding to the voltages to which the qualified person will be exposed
• The proper use of the special precautionary techniques, personal protective equipment,
insulating and shielding materials, and insulated tools for working on or near exposed
energized parts of electrical equipment
These instructions are intended only for such qualified persons . They are not intended to
be a substitute for adequate training and experience in safety procedures for this type of
equipment .
Read this
Instruction Sheet
NOTICE
Read this instruction sheet thoroughly and carefully before installing or operating your
S&C IntelliRupter fault interrupter . Familiarize yourself with the Safety Information and
Safety Precautions on pages 4 through 8 . The latest version of this publication is available
online in PDF format at
sandc.com/Support/Product-Literature.asp .
Retain this
Instruction Sheet
Instruction sheets covering the installation and operation of S&C Vista SD Underground
Distribution Switchgear are included in the “Installation and Operation Information Kit” provided
with each switchgear assembly. A catalog dimensional drawing showing cable-locating and
anchor-bolt dimensions is also provided in the information kit. All personnel involved with the
installation and operation of the gear should be thoroughly familiar with the contents of the kit.
This instruction sheet covers the operation of S&C Vista SD Underground Distribution
Switchgear. Along with this instruction sheet are copies of:
• S&C Instruction Sheet 695-505, “S&C Vista SD Underground Distribution Switchgear:
Installation
”
• S&C Instruction Sheet 695-590, “S&C Vista SD Underground Distribution Switchgear:
Inspec-
tion Recommendations
”
• Reference drawings detailing the installation of cable-support brackets and wiring diagrams
for the CTs (provided if the switchgear assemblies contain at least one fault interrupter) and
the auxiliary contacts (provided if the switchgear assemblies contain at least one factory-
installed motor operator or if catalog number suffix “–Sx” has been specified, where “x” is
the way on which the auxiliary contacts are installed)
A variety of optional features is available for S&C Vista SD Underground Distribution
Switchgear. The catalog number stamped on the nameplate affixed to the unit is suffixed with
letter-number combinations applicable to the gear furnished. Refer to Appendix D starting on
page 30 for descriptions of optional features.
This instruction sheet is a permanent part of your S&C Vista SD Underground Distribution
Switchgear. Designate a location where you can easily retrieve and refer to it.
Introduction
