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
Minimum enclosure dimensions
Fan capacity
W H D
mm in mm in mm in m
3
/h ft
3
/min
PST30...72 300 12 400 16 250 10 42 25
PST85...300 400 16 500 20 300 12 95 60
PST175...300 500 20 600 24 300 12 210 125
PSTB370...470 600 24 600 24 400 16 210 125
PSTB570...1050 750 30 900 36 400 16 210 125.00
Dimensions and drilling plan: See Chapter 3, “Description”
Low Voltage Products & Systems 4.3
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