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AKD-20 AR / Entellisys AR Low-voltage Switchgear
Section 1. Introduction
Section 1. Introduction
General Information
NOTICE: These instructions convey information that pertain
to both AKD-20 AR and Entellisys AR low-voltage
switchgear products. Information that is applicable only to
AKD-20 AR will be marked as (AKD-20 AR Only) and
information that is applicable to Entellisys AR will be
marked as (Entellisys AR Only). Unless marked otherwise,
information provided in this document is applicable to both
products.
NOTICE: These instructions do not purport to cover all
details or variations in equipment nor to provide for every
possible contingency to be met in connection with the
installation, operation or maintenance. Should further
information be desired or should particular problems arise
which are not covered sufficiently for the purposes, the
matter should be referred to the General Electric Company.
These instructions are intended for use by qualified
personnel only.
This manual contains procedures for receiving, handling,
storage, installation, operation, maintenance, and service of
AKD-20 AR and Entellisys AR low-voltage switchgear.
NOTICE: The personnel responsible for installing, operating,
and servicing this equipment should be thoroughly familiar
with the contents of this manual
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 Books. 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.
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Courtesy of NationalSwitchgear.com
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Instruction Manual Arrangement
Information and procedures in this instruction manual are
divided into sections as follows:
Section 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.
Section 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.
Section 3, Switchgear Description
Describes the AKD-20 AR and Entellisys AR low-voltage
switchgear and its various components. Included are the
section enclosure, breaker compartments, circuit breakers,
instrument panels and instrument compartments, bus bar
arrangement, incoming cable, ground and neutral bus, and
auxiliary sections. This section also explains how the
electrical and mechanical components perform their
assigned functions.
Section 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.
Section 5, Exhaust Plenum Installation
Describes the procedure for installing the exhaust plenum
across the top of the switchgear and provides details for
assembly of the end of the plenum exhaust system.
Section 6, Installing and Removing Circuit
Breakers
Gives a step-by-step procedure for lifting the breaker from
the floor, installing it on draw-out rails, and moving it into the
connected position. A further procedure is given to withdraw
a breaker, remove it from the draw-out 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.
Section 7, Testing and Inspecting
Reviews items which should be tested or inspected prior to
energizing and operating the switchgear.
©2016 General Electric. All rights reserved.
DEH-41473
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