ABB PST30 - Page 24

Chapter 5
Connection
This chapter describes the electrical connections as well as connections for communication
devices (optional) that must be made before the softstarter can be operated.
5:1 General
Caution!
All wiring and connection must be carried out by a qualied electrician, and in
accordance with installation standards and safety regulations.
See Chapter 2 “ Quickstart”.
5:2 Electrical connection
5:2.1 Main circuit
Softstarters PST30...PSTB1050 can be connected both “In Line”, see Figure 1, and “In-
side Delta”, see Figure 2.
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.
PST30...
PSTB1050
Figure 1: In Line Connection
PST30...
PSTB1050
Figure 2: Inside Delta connection
Figure 3: Connection of line side and motor side
1L1
3L2
5L3
1
100-250V
Stop
Start
In0
In1
Vc
50/60 Hz
2
3
4
5
6
7
8
9
10
Vp
Vp
11
K4
12
13
14
Vn
15
16
K5
17
18
19
K6
20
LISTED 7F39
IND. CONT. EQ
.
1SFA 894 007
IEC 947-4-2
Ie: 37-72A
Us: 100-250V AC/DC
UL
Uc: 100-250V AC/DC
FLA: 37-68A
Made in Sweden
Ue: 220-230 38
0-400 500 V
72: AC-53a: 8-1.6:
In line 18,5
37 45 kW
Ue 208 2
20-240 440-480 V
PTC
Key-Pad
FELDBUSS
CAUTION
Fuse 250A TYPOWER ZI
LOX
Max short circuit current
65kA at
Wire 1-8 Al Cu 75C o
nly, 35lb-in
Overload Capacity 115% of
Continuous
LISTED 7F39
IND. CONT. EQ
.
1SFA 894 007
IEC 947-4-2
Ie: 37-72A
Us: 100-250V AC/DC
UL
Uc: 100-250V AC/DC
FLA: 37-68A
Made in Sweden
Ue: 220-230 380-400 500 V
72: AC-53a: 8-1.6:
In line 18,5 37 45 kW
Ue 208 220-240 440-480 V
In line 20 20 50 Hp
CAUTION
Fuse 250A TYPOWER ZILOX
Max short circuit current 65kA at
Wire 1-8 Al Cu 75C only, 35lb-in
Overload Capacity 115% of Continuous
PTC
Key-Pad
FIELDBUS
2T1
4T2
6T3
Line side
Motor side
5.2 Low Voltage Products & Systems
1SXU 132 021 M0201 ABB Inc. • 888-385-1221 • www.abb-control.com
5