ABB UCL Manuals

Manuals and User Guides for ABB UCL. We have 2 ABB UCL manuals available for free PDF download: Installation And Commissioning Manual, Repair Manual

ABB UCL Installation And Commissioning Manual

ABB UCL Installation And Commissioning Manual (56 pages)

On-load tap-changers

Brand: ABB | Category: Transformer | Size: 13.5 MB

Table of Contents

Table of Contents
6
1 Introduction

9
- Type Designation
  11
- Required Tools
  12
- Required Material
  12
- Oil
  12
- Oil Conservator
  12
- Oil Filter Unit for Continuous Oil Filtration
  13
- Weights
  13
- Tightening Torques
  13
2 Receiving

14
- Unpacking
  14
- Inspection on Receipt
  14
- Temporary Storage before Assembly
  14
3 Installation in the Transformer

15
4 Drying

28
5 Final Assembly

30
6 Oil Filling and Draining

42
7 Electrical Connection and Testing

44
8 Transport

45
- Dismantling before Transport
  45
- Oil Level During Transport
  46
  - Transformer Filled with Oil
    46
    
    Conservator Mounted
    46
    
    Conservator Unmounted
    46
  - Transformer Drained
    46
9 Commissioning

47
- Connection to the Oil Conservator
  47
- Mounting the Motor-Drive Mechanism and the Drive Shafts
  47
- Supervisory Equipment
  51
- Accessories
  51
- Oil Filling
  51
- Electrical Connection and Testing
  51
  - Motor Protection
    51
  - Disk Brake
    52
  - Counter
    52
  - Position Transmitter and Other Position Switches
    52
  - Light
    52
  - Heater
    52
- Putting into Operation
  52

ABB UCL Repair Manual

ABB UCL Repair Manual (36 pages)

On-load tap-changer with motor-drive mechanisms

Brand: ABB | Category: Industrial Equipment | Size: 1.92 MB

Table of Contents

Table of Contents
7
1 Introduction

9
- General
  9
- Repair Categories
  9
- Serial Number
  11
- Spare Parts List
  11
- Maintenance Guide
  12
- Tightening Torque
  12
2 Trouble-Shooting

13
- On-Load Tap-Changer
  13
- Pressure Relay
  14
- Motor-Drive Mechanism
  15
  - Control System
    15
  - Power System
    17
  - Miscellaneous
    17
3 Repairs and Adjustments

22
- Replacement of Gear Box on the On-Load Tap-Changer or Replacement of O-Rings for the Gear Box
  22
  - General
    22
  - Tools Required
    22
  - Material and Spare Parts Required
    22
  - Procedure
    23
- Replacement of Diverter Switch Housing Cover Gasket
  27
  - General
    27
  - Tools Required
    27
  - Material and Spare Parts Required
    27
  - Procedure
    27
- Restoring the Gas Cushion
  28
  - General
    28
  - Equipment Required
    28
  - Procedure
    28
- Replacement or Addition of a Multi-Position Switch (BUL Only)
  30
  - General
    30
  - Tools Required
    30
  - Procedure
    30
- Examination of the Diverter Switch after a Pressure Relay Trip
  32
  - Tools and Material Required
    32
  - Procedure
    32
- Tests of the Pressure Relay
  33
- Replacement of Pressure Relay
  34
  - General
    34
  - Tools Required
    34
  - Spare Parts Required
    34
  - Procedure
    34

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