Electrical Connection; Main Circuit - ABB PST Installation And Maintenance Manual

PST30...
PSTB1050
Figure 1: In Line Connection
3L2
1L1
Figure 3: Connection of line side and motor side
40
AC 1006.9 - 5/03
Chapter 5 - Connection
5:2

Electrical connection

5:2.1

Main circuit

Softstarters PST30...PSTB1050 can be connected both "In Line", see Figure 1,
and "Inside Delta", see Figure 2.
PST30...
PSTB1050
Figure 2: Inside Delta connection
Connect the line side to terminals 1L1, 3L2, 5L3.
Connect the motor to terminals 2T1, 4T2, 6T3 on the motor side.
The terminal marking is printed on the front label.
For torque requirements and cable sizes, see Figure 5.
5L3
Line side
1 S
F A
8 9 4
IE C
0 0 7
U s: 9 4 7
R 1
10 0- -4 -2 0 0 2
Ie : 25 0V
37 -7
2A AC
U L /D C
7 2 :
5 0 8 M ad
U e: A C
U c: e in
10 0- In lin -5 3
22 0- S w
FL 25 0V O ve e a : 8 ed
A: AC rlo ad 23 0 en
37 -6 /D C 18 ,5 -1 .6
C A 8A C ap 38 0-
U T ac ity 40 0 : 8 0
IO N U e
11 5% 37 -6
Fu 50 0
se In lin of C
M ax 25 0A on tin 45 V
e 20 8
sh or TY uo us
t ci PO 22 0- kW
rc ui W ER 20 24 0
t cu
rre ZI LO 44 0-
nt 65 20
X 48 0 L IS
kA T E
K e at 48 50 V IN D D
y- P 0V . C 7F
O N 39
a d H p T. E
Q
.
P T
C
W ire
1- 8
Al
C u
75 C
on ly,
35 lb
F IE -in
L D
B U
S
2T1 4T2 6T3
Motor side
Low Voltage Products & Systems
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