ABB PST30 Installation And Maintenance Manual page 22

Pst series; pstb series
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Chapter 4 - Mounting
4:2.4 Minimum enclosure sizes
In applications where the softstarter is installed in an enclosure, the following minimum
enclosure sizes and fan capacities are recommended.
Softstarter type
PST30...72
PST85...300
PST175...300
PSTB370...470
PSTB570...1050
Dimensions and drilling plan: See Chapter 3, "Description"
Minimum enclosure dimensions
W
H
mm
in
mm
in
300
12
400
16
400
16
500
20
500
20
600
24
600
24
600
24
750
30
900
36
Fan capacity
D
mm
in
m
3
/h
ft
3
/min
250
10
42
25
300
12
95
60
300
12
210
125
400
16
210
125
400
16
210
125.00
4.3
1SXU 132 021 M0201
4

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