ABB SF6 LTB 245E1 BLG 1002A - Page 27

Assembly Instructions
1HSB435410-2 enrev1 iii
FIGURES
Figure 3-1. Component parts. ............................................................................5
Figure 3-2. Lifting the operating mechanism ....................................................6
Figure 4-1. Assembly markings. ........................................................................9
Figure 4-2. Foundation. ....................................................................................10
Figure 4-3. Frame assembly. ............................................................................11
Figure 4-4. Frame assembly on the foundation. ..............................................12
Figure 4-5. Lifting the circuit-breaker pole. ....................................................13
Figure 4-6. The circuit-breaker pole’s non-return valve. .................................13
Figure 4-7. Fitting the circuit-breaker pole on the frame. ................................14
Figure 4-8. Dismantling the signs and cover. ...................................................15
Figure 4-9. Assembly of the operating mechanism. ........................................16
Figure 4-10. Assembly of the protective tubes. .................................................17
Figure 4-11. Circuit-breaker pole on the frame. ................................................17
Figure 4-12. Checking of the closing arm’s locking lug. ...................................18
Figure 4-13. Adjusting the operating mechanism. .............................................18
Figure 4-14. Assembling the pull-rod between the operating mechanism and
pole A1. .........................................................................................19
Figure 4-15. Assembling the pull-rods. .............................................................21
Figure 4-16. Alignment check hole. ..................................................................22
Figure 5-1. Operating mechanism. ...................................................................25
Figure 5-2. Charging the closing springs .........................................................26
Figure 6-1. Gas filling. .....................................................................................28
Figure 6-2. Density monitor and union nut. .....................................................30
Figure 6-3. Gas monitoring ..............................................................................31
Figure 6-4. Final inspection of pull-rod system. ..............................................32
Figure 6-5. Fitting signs and covers. ................................................................34