ABB PST Series Installation And Commissioning Manual page 148

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The softstarter can start motors with up to three different
parameter sets (1st parameter set, 2nd parameter set and
3rd parameter set). This function can be used for starting
motors in a sequence (one by one) and also for starting
two or three speed motors where different starting
parameters are required for each speed.
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This parameter makes it possible to set the start ramp
time for the first parameter set.
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Start 10 s
Ramp1
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No, 2, 3 Number of
sequences for
sequence start.
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1...30s, 1...120s First sequence,
time for start
ramp
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