ABB PSTX 570 - Page 32

32 Service PSTX720...840 | Service Manual | 1SFC13105M0201
4. Remove screws from bottom bar holder
1
Loosen (2x) Torx 30 M6x16 from the lower
corners of the bar holder.
2
Loosen (6x) Torx 30 M6x16 to disengage
the bar holder from the phase bars.
5. Remove bottom bar holder
1
Pull the bar holder outwards until separated
from phase bars. Dispose of expended bar holder.
Reuse phase bars when changing bar holders.
If needed; Dismantle/assemble current
transformers from/to the Softstarter as described in
chapter 3.5.3
6. Place new bottom side bar holder
1
Place the new bar holder onto phase bars.
7. Fasten screws to bottom bar holder
1
Fasten (2x) Torx 30 M6x16 (8Nm) to the
lower corners of the bar holder.
2
Fasten (6x) Torx 30 M6x16 (8Nm) to attach
the bar holder to the phase bars.
REASSEMBLE THE SOFTSTARTER
Reassemble the Softstarter as described in
chapter 3.5.4, 1-3.
Tx 30
M6 x 16
Tx 30
M6 x 16
4
3.5.2_4
1
2
5
3.5.2_5
1
6
3.5.2_6
1
Tx 30
M6 x 16
(8Nm)
Tx 30
M6 x 16
(8Nm)
7
3.5.2_7
1
2
3