ABB PSTX210 - Page 34

34 Service PSTX210...370 | Service Manual | 1SFC13105M0201
5. Place new current transformer
Make sure that the ratio value of the new current
transformer correspond to previously installed
current transformer. Verify the ratio according to
Table 6 below.
Make sure cables of new current transformer gets
connected in accordance to previously made
markings.
1
Place the new current transformer into the unit
with cable side facing toward fans.
2
Mount the phase bar through the current
transformer and fasten phase bar with (1x)
Hexagon no. 8 M10x60 (12Nm). Sleeve and
washer are to be used.
3
Fasten phase bar additionally with (1x) Torx
25 M5x18 (3Nm).
Table 6
Softstarter size Ratio Order code Type
PSTX30…105 105/0,025 1SFA899302R1105 PSCT-400
PSTX142…170 175/0,025 1SFA899302R1175 PSCT-500
PSTX210…370 370/0,2 1SFA899302R1370 PSCT-600
6. Place bypass contactor
1
Place the bypass contactor into the unit and
align it to screw mounting points.
2
Fasten bypass contactor with (4x) Torx 25
M3x8 (0,5Nm).
3
Fasten bypass contactor additionally with (3x)
Torx 30 M6x25 (8Nm).
7. Connect flexible bars
1
Connect and fasten the flexible bars with (3x)
Torx 30 M6x25 (8Nm).
REASSEMBLE THE SOFTSTARTER
Place PCBA, cables and front cover
Place the PCBA, connect all cables and install the
front cover as described in chapter 3.4.1, step
6-10.
Connect main power cables and control
cables
Connect the main power cables and the control
cables as described in chapter 3.3.4, step 1-2.
Hex no. 8 (12Nm)
M10 x 60
Tx 25 (3Nm)
M5 x 18
5
3.5.3_5
2
3
1
Tx 30 (8Nm)
M6 x 25
Tx 25 (0,5Nm)
M5 x 18
6
3.5.3_6
1
2
3
Tx 30 (8Nm)
M6 x 25
7
3.5.3_7
1
3