Low Voltage Products & Systems 35
ABB Inc. • 888-385-1221 • www.abb-control.com AC 1006.9 - 5/03
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 recom-
mended.
Dimensions and drilling plan
See Chapter 3 “Description.”
mm in mm in mm in
m
3
/h ft
3
/min
PST30...72 300 12 400 16 250 10 42 25.00
PST85...142 400 16 500 20 300 12 95 60.00
PST175...300 500 20 600 24 300 12 210 125.00
PSTB370...470 600 24 600 24 400 16 210 125.00
PSTB570...1050 750 30 900 36 400 16 210 125.00
Minimum enclosure dimensions
Fan capacity
Softstarter type
WHD
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