Horizontal Installation Of The Bushing On The Transformer - ABB GOE Series Installation And Commissioning Manual

4.4 Horizontal installation of the bushing on the transformer

Overview
The bushing is installed without removal of the bottom contact.
Procedure
1. Install the springs (15), the guiding sleeves (16),
the pressing ring (17), and the hex screws (18) to
the bottom contact.
2. Remove the covering plate (27).
3. Install the nuts and washers. Tighten the nuts in a
crosswise sequence.
24
CAUTION!
Make sure that the nuts are tightened
evenly.
First tighten all nuts to half the torque,
then to the full torque.
Torque
Please refer to the transformer
documentation.
Installation and commissioning guide
2750 515-1 EN, REV. 14, 2020-06-26