GE Industrial Solutions Entellisys Low Voltage Switchgear - Manuel (Page 3)

Entellisys Low Voltage Switchgear
3
1. Introduction
1-1 General Information
This manual contains procedures for receiving, handling, storage,
equipment installation, operation, maintenance and service of
Entellisys Low Voltage Switchgear.
NOTE: The personnel responsible for installing, operating, and
servicing this equipment should be thoroughly familiar with the
contents of this manual.
NOTE: La ou les personnes responsables de l’installation, l’opération
et du service d’entretien de cet équipement devraient être
pleinement familiers en ce qui concerne le contenu de ce manuel.
Before any installation work is performed, thoroughly read and
understand the material in this instruction manual and the drawings
furnished with the equipment. The documentation shipped with the
equipment includes the Summary, Front View, Elementary Diagram,
Connection Diagram and Instruction Book. This material is located in
a forward compartment tagged "INSTRUCTIONS IN THIS
COMPARTMENT." The documentation provides all of the information
necessary for installation of the switchgear. When requesting
information from the General Electric Company, include the
complete data appearing on the equipment nameplate, requisition
number, summary number, and elementary diagram number. The
nameplate is located in the lower left, front corner of the lineup.
When requesting information concerning any specific item furnished
with the switchgear, refer to that item by description, part number,
its location within this manual, and any applicable drawing number.
Any material external to the equipment, which may be required to
meet local codes (such as mats, screens, railings, etc.) is not
furnished by the General Electric Company.
If there are any questions or requirements not covered in this
manual or in the accompanying drawings, please contact the local
sales office of the General Electric Company.
1-2 Instruction Book Arrangement
Information and procedures in this instruction book are divided into
Chapters as follows:
Chapter 1, Introduction, gives a brief account of the equipment's
function and provides for general information, and applicable data
for the equipment and its components.
Chapter 2, Receiving, Handling and Storage, describes procedures
required for receiving and handling the equipment and how to
prepare it for short- or long-term storage.
Chapter 3, Description, describes the Entellisys Low Voltage
Switchgear and its various components. Included are the section
enclosure, breaker compartment, circuit breakers, instrument panels
and instrument compartments, bus bar arrangement, incoming
cable and busway, ground and neutral bus, outdoor equipment, and
auxiliary section. This section also explains how the electrical and
mechanical components perform their assigned functions.
Chapter 4, Equipment Installation, provides the information needed
prior to installation, site location and foundation requirements, and
how to anchor the equipment properly and safely. It also covers
installation of peripheral equipment and includes information on
electrical connections and mechanical construction.
Chapter 5, Installing and Removing Circuit Breakers, gives a step-
by-step procedure for lifting the breaker from the floor, installing it
on drawout rails, and moving it into the connected position. A
further procedure is given to withdraw a breaker, remove it from the
drawout rails, and lower it to the floor. Also included is a description
of the rejection system provided to avoid the inadvertent use of an
incorrect breaker in a breaker compartment.
Chapter 6, Testing and Inspection, reviews items which should be
tested or inspected prior to energizing and operating the switchgear.
Chapter 7, Operating the Switchgear, covers how to operate the
breakers, and contains information concerning draw-out provisions,
doors, and various accessories.
Chapter 8, Energizing the Switchgear, outlines the steps to be
taken before and during the electrical energization of the equipment.
Chapter 9, Maintaining the Switchgear, provides instructions for all
preventative maintenance, servicing, and lubrication information for
the switchgear equipment. Included is service and maintenance
data for the circuit breakers, instrument compartments, instruments,
bus bar joints, and cable and busway connections. This section also
includes paint refinishing requirements.
Appendices A through F, contain information concerning screw and
bolt torque values, circuit breaker ratings, rejection features,
accessory device ratings, and repetitive duty data.
1-3 Related Publications
Service and maintenance publications are supplied separately for
Entellisys instrumentation not described in this instruction book.
In addition to instruction books, the following drawings will be
supplied as required for each order of Entellisys switchgear
equipment:
1. General arrangement drawings, including front view and
floor plan.
2. Elementary and connection drawings (or wiring routing
tables) which indicate and identify test and connection
points including terminal blocks, device studs, switch
contact developments, and remote connections.
3. Summary of switchgear equipment which is a list of all the
components furnished with the switchgear, including the
breakers, identified by catalog number.
These are all the documents necessary to install, operate, and
maintain the equipment. One complete set of drawings and
instruction books are shipped with the equipment.