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3:8.3 Softstarter types
Type
PST30
PST37
PST44
PST50
Connection method
Inline
Delta
Inline
Delta
Inline
Delta
Inline
Delta
Rated Current Ie (A)
30
52
37
64
44
76
50
85
Motor rating at 480V (HP)
20
30
25
40
30
50
40
60
Motor rating 380-415V (KW)
15
25
18.5
30
22
37
25
45
AC-3 Rating with integrated Bypass (A)
–
–
–
–
Power loss at rated current (W)
100
120
140
160
Control power requirements (VA)
5
5
5
5
Type
PST60
PST72
PST85
PST105
Connection method
Inline
Delta
Inline
Delta
Inline
Delta
Inline
Delta
Rated Current Ie (A)
60
105
72
124
85
147
105
181
Motor rating at 480V (HP)
40
75
50
75
60
100
75
150
Motor rating 380-415V (KW)
30
55
37
59
45
75
55
90
AC-3 Rating with integrated Bypass (A)
–
–
–
–
Power loss at rated current (W)
190
230
270
325
Control power requirements (VA)
5
5
10
10
Type
PST142
PST175
PST210
PST250
Connection method
Inline
Delta
Inline
Delta
Inline
Delta
Inline
Delta
Rated Current Ie (A)
142
245
175
300
210
360
250
430
Motor rating at 480V (HP)
100
150
125
200
150
250
200
350
Motor rating 380-415V (KW)
75
132
90
160
110
184
132
220
AC-3 Rating with integrated Bypass (A)
–
–
–
–
Power loss at rated current (W)
435
540
645
765
Control power requirements (VA)
10
15
15
15
Type
PST300
PSTB370
PSTB470
PSTB570
Connection method
Inline
Delta
Inline
Delta
Inline
Delta
Inline
Delta
Rated Current Ie (A)
300
515
370
640
470
814
570
987
Motor rating at 480V (HP)
250
400
300
500
400
600
500
700
Motor rating 380-415V (KW)
160
257
200
355
250
450
315
475
Contactor type
–
AF302
AF302
AF480
AC-3 Rating with integrated Bypass (A)
–
302
302
480
Power loss at rated current (W)
920
90
110
110
Control power requirements (VA)
15
20/480
20/480
25/900
Type
PSTB720
PSTB840
PSTB1050
Connection method
Inline
Delta
Inline
Delta
Inline
Delta
Rated Current Ie (A)
720
1247
840
1455
1050
1810
Motor rating at 480V (HP)
600
1000
700
1200
900
1500
Motor rating 380-415V (KW)
400
670
450
780
560
875
Contactor type
AF580
AF750
AF750
AC-3 Rating with integrated Bypass (A)
590
720
720
Power loss at rated current (W)
110
170
170
Control power requirements (VA)
25/860
25/860
25/860
Chapter 3 - Description
3.6
Low Voltage Products & Systems
1SXU 132 021 M0201
ABB nc. • 888-385-1221 • www.abb-control.com
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