SIRIUS 3RT2 contactors/contactor assemblies
2.7 Accessories
SIRIUS Innovations
226 System Manual, 01/2011, A8E56203870002-03
Assembling the contactor assembly for star-delta (wye-delta) start with spring-loaded connection -
size S00
The mechanical interlock and the connecting clips are mounted and the function modules
are plugged in in the same way as described for size S0 with screw-type connection.
Table 2- 75 Assembling the contactor assembly for star-delta (wye-delta) start with spring-loaded
connection (size S00)
Step Operating instruction Figure
1 Attach the wiring module for the neutral
bridge to contactor Q12 from above.
The wiring modules for connecting the
control current paths are not needed to
build a contactor assembly for star-delta
(wye-delta) start with function modules.
2 Attach the wiring module for connecting the
main current paths to contactors Q11 and
Q13 from above.
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3 Attach the wiring module for connecting the
main current paths to contactors Q13 and
Q12 from below.
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4 Insert the screwdriver into the rectangular
operating slot as far as it will go. The
screwdriver blade keeps the spring-loaded
terminal open automatically. Insert the
conductor into the oval connection slot and
then pull it back out again.
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