ABB PST Series - 10:34 PTC protection, type of operation; 10:35 External By-Pass

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This parameter makes it possible to select between three
different actions of the softstarter when the protection is
activated. It is active only if the PTC protection is selected
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This parameter defines whether an external By-Pass
contactor is used or not. The parameter is only visual for
PST30...300.
Stop–M The motor stops and a manual reset is
required before restart.
Stop–A The motor stops and an automatic reset is
performed when the fault disappears.
Ind The motor continues to run but a fault indi-
cation is given.
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PTC Op Stop M Stop–M, Stop–A,
Ind
Type of opera-
tion for PTC pro-
tection
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Ext ByPass No Yes, No An external
Bypass contac-
tor is used