ABB SF6 LTB 245E1 BLG 1002A - Page 36

Assembly Assembly Instructions
10
1HSB435410-2 enrev1
4.1.2 Foundation
The circuit-breaker’s foundation must be flat and level. Figure 4-2 shows the
permitted deviations in mm for the position of the foundation bolts and for the phase
spacing.
Adjust any deviation using spacer washers, see “Chapter 4.3, Assembling the frame
on the foundation”. The nominal dimensions are stated on the applicable dimension
drawing.
Figure 4-2. Foundation.
B10071
max. 4 mm
±1 mm
Length ≥110
max. 4 mm
±2 mm
±1 mm