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ABB GSB 800 Installation And Maintenance Manual

Resin impregnated paper bushing, oil-to-air
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1 Z S C 0 0 0 5 6 3 - A B B E N , R E V. 2
Resin impregnated paper bushing,
oil-to-air, type GSB 800
Installation and maintenance guide

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  • Page 1 — 1 Z S C 0 0 0 5 6 3 - A B B E N , R E V. 2 Resin impregnated paper bushing, oil-to-air, type GSB 800 Installation and maintenance guide...
  • Page 2 The information provided in this document is intended to be general and does not cover all possible applications. Any specific application not covered should be referred directly to ABB, or its authorized representative. We reserve the right to make technical changes or modify the contents of this document without prior notice.

  • Page 3: Table Of Contents

    1.4 Spare parts 1.5 Installation information 2. Installation 2.1 Transport boxes 2.2 General tools 2.3 GSB 800 tools (to be ordered from the supplier) 2.4 Consumables 2.5 Transport, storage and handling 2.6 Opening of crate 2.7 Lifting from the crate 2.8 Removal of protective hood...
  • Page 4 The following warnings and notes are used in the manual: Safety information Keep this instruction available for those responsible for the installation, maintenance and operation of the bushing. WARNING Installation, operation and maintenance of a bushing WARNING indicates an imminently hazardous situation, which if not avoided, will result in death or present numerous potentially unsafe conditions, including serious injury.

  • Page 5: Description

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E —...

  • Page 6: Operating Conditions

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 1.2 Operating conditions 1.3 Mechanical loading The table below shows the general specifications for the...

  • Page 7: Installation

    16 mm (M10) and 13 mm (M8). • Tackle for mounting the bushing at a specific angle. • Soft bedding. 2.3 GSB 800 tools (to be ordered from the supplier) • Lifting adapter, 1ZSC004867-AAB; see Fig. 2. • Lifting gear, 1ZSC004867-AAA; see Fig. 3.

  • Page 8: Transport, Storage And Handling

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.5 Transport, storage and handling Metallic sealing tube The bushing may be transported and stored at any angle.

  • Page 9: Opening Of Crate

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.6 Opening of crate Follow these steps to open the bushing crate and unpack the bushing.

  • Page 10: Lifting From The Crate

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.7 Lifting from the crate When lifting the bushing from the crate with a lifting Soft slings...

  • Page 11: Removal Of Protective Hood

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.8 Removal of protective hood 1.

  • Page 12: Removal Of Draw Rod

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.9 Removal of draw rod See Fig.

  • Page 13: Draw-Rod System

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.10 Draw-rod system The draw-rod system can be divided level with the mounting flange.
  • Page 14 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.10.1 Installation of standard end-shield Alternative 1: Mounting the standard end-shield on the bottom contact adapter.
  • Page 15 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.10.2 Docking of bushing to transformer until it is visible on the oil-side and connect it to the top 1.
  • Page 16 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E CAUTION After tightening of Bushing lifted over the...
  • Page 17 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E Tightening nut 11.
  • Page 18 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 1.
  • Page 19 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.10.3 Lifting of bushing for mounting on transformer Alternative 2: Raising the bushing to a specific angle.

  • Page 20: Flange Grounding

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.11 Flange grounding The bushing flange is provided with a tapped M12 hole, see Fig.

  • Page 21: Mounting Of Outer Terminal

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.12 Mounting of outer terminal 5.
  • Page 22 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.12.1 Unpacking and mounting the corona shield The corona shield is delivered in a separate box.

  • Page 23: Oil-Filling Of Voltage Tap Housing

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.13 Oil-filling of voltage tap housing Sealing plug The GSB 800 bushing is equipped with a voltage tap, providing a voltage source while the bushing is in operation. Voltage...

  • Page 24: Waiting Time Before Energizing

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.14 Waiting time before energizing 2.15 Recommended tests before energizing The following tests should be performed to check the...
  • Page 25 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.15.3 Measurement of capacitance and tan d 2.15.4 Check of resistance The resistance measurement method depends on the...

  • Page 26: Repacking Of Bushing After Transformer Fat-Tests

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E 2.16 Repacking of bushing after transformer FAT-tests After the transformer FAT-tests, the bushing shall be repacked in its crate.
  • Page 27 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E Mount the outer terminal in accordance with section 2.12.
  • Page 28 T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E Repack the corona ring in its own crate;...

  • Page 29: Maintenance

    T R A N S F O R M E R B U S H I N G S T Y P E G S B 8 0 0 I N S TA L L AT I O N A N D M A I N T E N A N C E G U I D E —...
  • Page 32 — ABB AB, Components SE-771 80 Ludvika Sweden E-mail: sales@se.abb.com www.abb.com/transformercomponents © Copyright 2018 ABB. All rights reserved. Specifications subject to change without notice.

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