ABB PSTX370, Service Manual

Page: 62 / 86

62 Service PSTX470...570 | Service Manual | 1SFC13105M0201
4.5.4 Assemble the Softstarter
CAUTION
Use protective gloves when working with cover
plates to prevent cutting injuries.
1. Place bottom bar holder
1
Place the bar holder to the unit and align it
correctly to phases and screw holes. Fasten with
(2x) Torx 30 M6x16 (8Nm) .
2
Fasten the middle phase bar screw
Hexagon no. 8 M10x40 (28Nm) .
2. Place angle brackets
1
Fasten the two angle brackets to unit with (4x)
Torx 30 M6x25 (8Nm) Note that outer screws
of each bracket are mounted to cooling towers.
3. Place first internal phase bar
1
Fasten phase bar to unit with (2x) Torx 30
M6x25 (8Nm) . Note that one screw is mounted on
cooling tower.
4. Place side- and front covers
Make sure to position side covers with dual locking
rails facing upwards prior to assembly.
1
Interlock the side covers to rails and attach
them to support brackets mounted on cooling
towers.
2
Place the front cover on the unit and interlock
to rails.
3
Thread the cables through the cable inlets
opening in the front cover.
Tx 30
M6 x 16
(8Nm)
Hexagon n. 8
M10x40
(28Nm)
1
4.5.4_1
2
1
Tx 30
M6 x 25
(8Nm)
2
4.5.4_2
1
Tx 30
M6 25
(8Nm)
3
4.5.4_3
1
3
5
4.5.4_5
1
2
3
4