User Manuals: Nidec LEROY-SOMER LSA 52.2 MHV Alternator

Manuals and User Guides for Nidec LEROY-SOMER LSA 52.2 MHV Alternator. We have 1 Nidec LEROY-SOMER LSA 52.2 MHV Alternator manual available for free PDF download: Installation And Maintenance Manual

Nidec LEROY-SOMER LSA 52.2 MHV Installation And Maintenance Manual

Nidec LEROY-SOMER LSA 52.2 MHV Installation And Maintenance Manual (40 pages)

Industrial Range Alternators - 4 pole

Brand: Nidec | Category: Portable Generator | Size: 1 MB

Table of Contents

Table of Contents
2
General Information

4
Introduction

4
- General Points
  4
- Safety Notes
  4
- Conditions of Use
  4
  - Generalities
    4
  - Vibratory Analysis
    4
  - Risk of Blasting Object
    4
General Description

5
- Generator (Arep)
  5
- Excitation System
  5
Description of Sub-Assemblies

6
Stator

6
Rotor

7
- Revolving Field-Coil
  7
- Excitation Armature
  7
- Fan (Machines: IC 0 A1)
  7
- Rotating Diode Bridge
  7
- Balancing
  8
Terminal Box

8
- Description
  8
- Automatic Voltage Regulator (AVR)
  8
Nameplates

8
Anti Friction Bearing

9
- Description of Antifriction Bearings
  9
- Antifriction Bearing Protection Devices
  9
Not Applicable

9
Transport Locking System

9
Installation

10
Transport and Storage

10
- Transport
  10
- Storage Warehouse
  10
- Maritime Packing
  10
- Unpacking and Installation
  10
- Storage Measures of Antifriction Bearings
  10
- Not Applicable
  10
- Storage Measures of Open Drip Proof Machines
  10
Installation of the Machine

11
- Fitting the Coupling (Double-Bearing Machine Only)
  11
- Fitting the Stator
  11
Machine Alignment

11
- Alignment General Points
  11
- Two Bearings Machine Alignment (Flanged)
  13
  - Machines Without Axial End Play (Standard)
    13
Electrical Connections

14
- General Points
  14
- Phase-Sequence
  14
  - Standard Units ; IEC
    14
  - On Request ; NEMA
    15
- Insulating Distances
  15
- Added Products in the Terminal Box
  15
Mechanical Start-Up Inspection

16
- Not Applicable
  17
- Vibrations
  17
Start-Up

16
Electrical Start-Up Inspection

16
- General Points
  16
- Winding Insulation
  16
- Electrical Connections
  16
- Parallel Operation
  16
Start-Up Sequence

17
Maintenance and Servicing

21
General

21
Maintenance Schedule

22
- General
  22
- Stator
  22
- Rotor
  22
- Terminal Box
  22
- Not Applicable
  23
- Anti Friction Bearing
  23
- Rubber Dampers
  23
- Protection Devices
  23
Air Gap Check

24
- General Points
  24
- Double Bearing Machine
  24
Anti Friction-Bearings

24
- Cleaning Bearings from Old Grease
  24
- Cleaning Bearings Assembly Area
  25
- Bearing Removal
  25
- Bearing Re-Assembly
  26
Not Applicable

26
Lubricants

26
- Greases
  26
- Oils
  27
  - General
    27
  - Synthetic Oils
    27
  - Mineral Oils
    28
  - Oil Filtering and Pollution
    28
Not Applicable

28
Bolt Tightening

28
- General
  28
- Steel Screw in Steel Tapping
  28
- Plugs
  28
- Electrical Contact
  29
- Rotating Diodes
  29
- Synthetic Parts
  29
Electrical Measuring Instruments

29
- Instruments Used
  29
Windings Insulation Check

29
- General
  29
- Insulation Measure
  29
- Polarization Index
  30
Rotating Diode Bridge Test

31
Cleaning the Windings

31
- General Points
  31
- Coil-Cleaning Products
  31
- Cleaning Operation
  31
Drying the Winding

32
- General Points
  32
- Drying Method
  32
  - Drying Generator in a Stopped Position
    32
  - Drying Generator in Rotation
    32
Re-Varnishing

33
Typical Assemblies and Drawings

34
Machine Cut Views

34
- Machine Type A52
  34
Anti Friction Bearing Assembly

35
- Machine Type A52.2
  35

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