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GE Custom 8000 - User Manual

GE Custom 8000
41 pages
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GE Industrial
Control Systems
GEEP-124-I
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
installation, operation or maintenance. Should further information be desired or should particular problems arise which are not covered sufficiently for the
purchaser’s purposes, the matter should be referred to GE Industrial Control Systems.
Custom 8000
is a registered trademark of General Electric Company.
GE Industrial Control Systems GEEP-124-I Copyright 1997,1998 The General Electric Company, USA 1
Instructions
Custom 8000
Horizontal
Induction Motor
Weather Protected Type I
Antifriction Bearing
DLCGEEP-124-I/000, Approved, 2016-11-11, CampinasDM
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Summary

Introduction

General

Provides overview of manual, instructions for use, and contact info for further assistance.

Safety Precautions and Warnings

Outlines essential safety measures for personnel to prevent injury during operation and maintenance.

Reference Standards

Publications and Standards

Lists relevant industry standards and organizations for obtaining them.

Warranty considerations

Explains warranty coverage, operation requirements, and contact for issues.

Receiving, Handling, and Storage

Receiving

Instructions for checking shipment, inspecting for damage, and reporting issues upon arrival.

Handling

Guidance on proper lifting techniques using designated lugs to prevent damage and injury.

Storage

Precautions for protecting the machine during storage, including lubrication and environmental controls.

Installation

Location

Specifies requirements for the installation location, including ventilation and environment.

Foundation

Explains the importance of a proper foundation for alignment, stability, and vibration control.

Mounting

Describes how to place and secure the machine on the foundation, including alignment adjustments.

Alignment and Coupling

General

Discusses bearing axial movement, end play, and recommended coupling types.

Parallel and Angular Alignment for Flexible Couplings

Details procedures for achieving parallel and angular alignment using dial indicators.

Angular Alignment for Flexible Couplings

Provides steps for aligning coupling halves using dial indicators.

Wiring and Grounding

WARNING: MOTOR AND CONTROL WIRING...

General safety warning regarding wiring, grounding, and potential hazards.

Power connections

Guides on making power connections, checking insulation resistance, and rotation.

Accessory connections

Lists common motor accessories and where their electrical terminations are located.

Grounding

Explains grounding pad locations and the procedure for grounding the machine.

Operation

Operating Voltage and Frequency

Discusses the impact of voltage/frequency variations on performance and acceptable limits.

Line-to-line Voltage Balance

Explains the effects of voltage unbalance, negative sequence currents, and derating factors.

Insulation resistance

WARNING: BEFORE MEASURING INSULATION RESISTANCE...

Safety warning regarding insulation resistance testing procedures and potential injury.

Insulation resistance is determined by applying a dc voltage

Explains how insulation resistance is measured and factors affecting it.

The polarization index is frequently helpful

Defines polarization index, its measurement, and its significance for winding condition.

Pre-start inspection

Lists essential pre-start checks, including insulation resistance and voltage verification.

Verify that the bearing housings...

Lists various pre-start checks for bearings, accessories, and general condition.

Initial test run

Details the procedure for performing a controlled initial start and test run.

Observe the temperature of windings

Describes monitoring winding temperature, vibration, and accessory function.

Vibration

Provides NEMA standards for motor vibration limits and measurement points.

If the owners half coupling was sent...

Instructions for key alignment on the shaft extension.

Frequency of starts and load inertia

Oil level

Maintenance - General

General

Emphasizes reliability and long service life with proper installation, operation, and maintenance.

Importance of a Maintenance Program

Highlights the value of a maintenance program for protecting capital investment.

WARNING: BEFORE INITIATING MAINTENANCE PROCEDURES...

Critical safety warning to disconnect power before any maintenance.

Importance of Cleanliness

Stresses importance of cleanliness for machine performance and longevity.

Keep metal particles such as copper...

Details how to remove dirt and contamination, recommending vacuum.

Frequency of Inspection

Inspection frequencies for components under different conditions.

Stator Winding Inspection and Maintenance

For special applications, such as belt drives...

Describes how to access and inspect stator windings, including end shield removal.

Inspect the stator coil bracing and support structure

Guidance on inspecting coil bracing, connections, and wedges for damage.

The insulation resistance should be measured and recorded

Details measuring insulation resistance and steps to restore it if low.

A thorough cleaning and drying program will usually restore...

Explains how cleaning and drying can restore insulation resistance.

Maintenance - Grease Recommendation

General

Discusses the importance of bearings, grease lubrication, and recommended frequency.

To lubricate the bearings, first stop the unit...

Step-by-step procedure for greasing bearings, including purging excess grease.

Some conditions which can cause bearing failures to occur are:

Lists common causes of bearing failure, such as incorrect grease or misalignment.

Cleaning

Describes how to clean bearings and housings during motor disassembly.

Grease Recommendation

Provides specific grease specifications and recommendations for low/high temperatures.

Maintenance - Drive-End Bearing

Bearing Maintenance

Emphasizes the importance of bearings and preventive maintenance for long service life.

Bearing Repair and Replacement

States the necessity of bearing maintenance and care to avoid damage during removal.

Bearing Disassembly

Highlights the need for extreme care during bearing disassembly to protect critical surfaces.

Bearings may be recommended for cleaning or replacement...

Provides a procedure for cleaning or replacing bearings, including removing parts.

Bearing Reassembly

Details the process for reassembling bearings, emphasizing cleanliness and component installation.

Maintenance - Opposite Drive-End Bearing

Bearing Maintenance

Reiteration of bearing importance and preventive maintenance for extended service life.

Bearing Repair and Replacement

Notes the need for bearing maintenance and careful handling to prevent damage.

Bearing Disassembly

Stresses the extreme care required during bearing removal to protect shaft and bearing fits.

Bearings may be recommended for cleaning or replacement...

Procedure for cleaning or replacing bearings, including part removal steps.

Bearing Reassembly

Outlines the steps for reassembling bearings, focusing on cleanliness and component care.

Operational Difficulties

WARNING: HIGH VOLTAGE AND ROTATING PARTS CAN CAUSE SERIOUS INJURY.

Major safety warning for qualified personnel operating electrical machinery.

TROUBLE - SHOOTING CHART

Table listing common operational problems, their causes, and recommended actions.

TROUBLE - SHOOTING CHART

Continuation of troubleshooting chart covering noise, vibration, and overheating issues.

TROUBLE - SHOOTING CHART

Further troubleshooting for overheating, noisy bearings, and low insulation resistance.

TROUBLE - SHOOTING CHART

Covers troubleshooting for low insulation resistance, wound rotor motors, and brush sparking.

BOLT TIGHTENING REFERENCE

Spare Parts

General considerations

Discusses the importance of spare parts for minimizing downtime and ensuring reliability.

Parts subject to wear

Identifies parts that experience wear due to relative motion and should be stocked.

Other parts

Mentions other parts that can deteriorate unpredictably, like air filters.

Criticality of the application

Advises evaluating application criticality to determine spare parts inventory levels.

Recommended Spare Parts

Lists recommended spare parts categorized by application criticality.

Ordering Parts

Instructions on how to order parts, including required information.

Belt and Chain Drives

General

Explains how belt/chain drives deliver torque and their suitability.

For V-belt drives, align the sheave or pulley...

Guidance on V-belt drive alignment, tension, and speed limits.

Machine Description

Summary

Overview of motor features, insulation systems, seals, and finishes for adverse ambients.

Enclosure

Describes the fabricated steel construction, end shields, and quality assurance.

Ventilation

Explains the self-ventilation system, air paths, and features of weather-protected Type I motors.

Parts Identification

General

Explains how to use the general view and parts list for identification and ordering.

Machine Assembly

General

Lists the components of the machine assembly and their functions, including cooling air path.

Frame

Describes the frame construction, lifting lugs, ground pads, and access holes.

End Shield

Explains the function of end shields in supporting the rotor and mounting bearings.

Air Deflector

Describes the air deflector's role in directing cooling air to the fan.

Stator Core and Coils

Details the construction of the stator core, windings, insulation, and impregnation.

GE Custom 8000 Specifications

General IconGeneral
BrandGE
ModelCustom 8000
CategoryEngine
LanguageEnglish

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