A3.2 Installing The On-Load Tap-Changer And The Motor-Drive Mechanism In The Tank; A3.2.1 Installation Of The On-Load Tap-Changer - ABB UZE Installation And Commissioning Manual

A3.2 Installing the on-load tap-changer and the motor-drive mechanism in the tank

First install the on-load tap-changer and then the motor-drive mechanism.
Leave the locking devices for transportation on until both the on-load tap-changer and
motor-drive mechanism have been installed.

A3.2.1 Installation of the on-load tap-changer

Select a lifting yoke from the table in section A1.1 and fit it as shown in Fig. A3.
The support according to Fig. A3 must be attached before raising the on-load tap-changer
to vertical position. The link should not be attached.
fm_00076
Fig. A3. Arrangement of lifting yoke.
Raise the on-load tap-changer to a vertical position by means of the lifting yoke and an
overhead crane. Attach the link after raising the on-load tap-changer, see Fig. A4, and then
remove the support.
1ZSE 5492-115 en, Rev. 5
3 Welding and mounting instruction
CAUTION
CAUTION
Appendix A
Lifting yoke
Transport support
Support
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