Accessories
9.28 Assembly kit for contactor assemblies for star-delta (wye-delta) start (sizes S00 to S3)
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
404 Manual, 09/2017, A5E03656507120A/RS-AE/006
The contactor assemblies for star-delta (wye-delta) start can be built from contactors with
screw connections or spring-loaded connections:
● Line contactor (Q11): Left
● Delta contactor (Q13): Center
● Star contactor (Q12): Right
This arrangement applies for all installation instructions described in this chapter.
Assembling the contactor assembly for star-delta (wye-delta) start with screw-type connection -
size S2-S2-S0
/
Insert the mechanical interlock (3RA2934-2B) into the opening on the right-hand side of
contactor Q11.
Optional component A (mechanical interlock) is mandatory for mechanical interlocking.
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