ABB SF6 LTB 245E1 BLG 1002A - Page 137

Overhaul Instructions
1HSB435409-201 enrev1 iii
FIGURES
Figure 4-1. Dismantling the circuit-breaker pole. ............................................12
Figure 5-1. Dismantling the pull-rod. ..............................................................13
Figure 5-2. Removing the breaking unit. .........................................................14
Figure 5-3. Removing the post insulator. .........................................................15
Figure 5-4. Dismantling the breaking unit. ......................................................16
Figure 6-1. Upper current path .........................................................................17
Figure 6-2. Puffer .............................................................................................18
Figure 6-3. Lower current path. .......................................................................19
Figure 7-1. Mechanism ....................................................................................21
Figure 8-1. Assembling the breaking unit. .......................................................25
Figure 8-2. Assembling the post insulator. ......................................................26
Figure 8-3. Assembling the circuit-breaker pole. ............................................27
Figure 8-4. Assembling the tripping mechanism’s pull-rod on the operating
lever. ..............................................................................................29
Figure 9-1. Dismantling the breaking unit. ......................................................31
Figure 9-2. Assembling the breaking unit. .......................................................33
Figure 9-3. Mechanism housing’s sign. ...........................................................34