WEG GPW Manuals

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WEG GPW Installation, Operation And Maintenance Manual

WEG GPW Installation, Operation And Maintenance Manual (39 pages)

Synchronous Alternators

Brand: WEG | Category: Engine | Size: 0 MB

Table of Contents

Table of Contents
7
1 Introduction

11
- Safety Warnings in the Manual
  11
- Terminology
  11
2 General Instructions

12
- Qualified People
  12
- Safety Instructions
  12
- Standards
  12
- Environment
  12
  - Aggressive And/Or Sea Environments
    12
- Operating Conditions
  12
3 Receiving, Storage and Handling

13
- Receiving
  13
- Storage
  13
  - Storage in Sheltered Environment
    13
  - Storage in Unprotected Environment
    13
  - Extended Storage
    13
    
    Storage Location
    13
    
    Bearings
    14
    
    Exposed Machined Surfaces
    14
    
    Insulation Resistance
    14
    
    Parts
    14
    
    Space Heaters
    14
    
    Storage in Sheltered Environment
    14
    
    Unprotected Storage Environment
    14
    
    Bearing Lubrication
    15
    
    Checking the Insulation Resistance
    15
    
    Cleaning
    15
    
    Cooling System
    15
    
    Inspections and Records During Storage
    15
    
    Others
    15
    
    Preparation for Commissioning
    15
    
    Terminal Box
    15
    
    Maintenance Plan During Storage
    16
- Handling
  17
4 Installation

18
- Installation Location
  18
- Direction of Rotation
  18
- Degree of Protection
  18
- Cooling
  18
- Insulation Resistance
  20
- Protections
  21
- Voltage Regulator
  23
- Auxiliary Exciter
  23
- Electrical Aspects
  23
  - Electrical Connections
    23
    
    Electronic Voltage Regulator
    23
    
    Grounding
    23
    
    Main Connection
    23
    
    Electrical Connection of the Voltage Regulator
    24
    
    Terminal Identification
    24
  - Accessories
    24
    
    Differential Protection
    24
    
    Excitation and Sensing
    24
    
    Parallel Operation
    24
- Mechanical Aspects
  24
  - Bases and Foundations
    24
  - Alignment and Leveling
    24
  - Coupling
    25
5 Start-Up

26
- Preliminary Inspection
  26
- Initial Operation
  26
  - Temperatures
    26
  - Bearings
    26
  - Radiator
    27
- Shutdown
  27
- Parallel Alternators
  27
  - Parallel to each Other And/Or to the Line
    27
6 Maintenance

28
- Emergency Generator Groups
  28
- Cleaning
  28
- Noise
  28
- Vibration
  28
- Bearings
  28
  - Lubrication
    28
    
    Instructions for Lubrication
    28
    
    Type and Amount of Grease
    28
    
    Relubrication of Bearing with the Alternator Operating
    29
  - Bearing
    29
    
    Bearing Replacement
    29
- Maintenance of the Exciter
  29
  - Exciter
    29
  - Diode Test
    29
  - Diode Replacement
    30
  - Varistor Test
    30
  - Varistor Replacement
    30
- Air Flow
  30
- Maintenance of the Cooling System
  30
  - Maintenance of the Radiators
    30
- Alternator out of Operation
  31
- Shaft Grounding Device
  31
  - Grounding with Internal Brush
    31
  - Grounding with External Brush
    31
- Complete Checkup
  32
7 Disassembly and Assembly of the Alternator

33
- Disassembly
  33
- Assembly
  33
- Spare Parts
  33
- Tightening Torques
  33
- General Recommendations
  33
8 Maintenance Plan

34
9 Troubleshooting

35
- Electrical Anomalies
  35
- Mechanical Anomalies
  36
- Environmental Information
  36
  - Package
    36
  - Product
    36
10 Warranty

37

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