A4 Welding Instruction For Inclined Assembly; A4.1 Welding Of Flange And Frame For Motor-Drive Mechanism - ABB UZE Installation And Commissioning Manual

A4 Welding instruction for inclined assembly

Carry out fitting of the on-load tap-changer in a tank with 30
chapter A3, with the following exceptions.

A4.1 Welding of flange and frame for motor-drive mechanism

Weld the flange to the end plate of the on-load tap-changer with dimensions A, B, C and
tolerances as shown in Fig. A12 and the A3.1 table. Weld the frame to the end plate. Finally
weld the bracket to the end plate inside the tank.
Dimensions D and E and tolerances are also shown in Fig. A12 and the A3.1 table.
Welded
Ø 6
Bracket LL 114 006-7
Fig. A12. Dimensions and weldings.
1ZSE 5492-115 en, Rev. 5
D
A
A
E
30
o
230±2
3
4 Welding instruction for inclined assembly
o
Mounting bolts
1
A
314±2
B
19
Hole in end plate (3)
A-A
Appendix A
inclination as described in
End plate (1)
Welded
Frame
LL 322 007-F
Flange (2)
C
Tight welded
fm_00084
39