SIRIUS 3RT2 contactors/contactor assemblies
2.7 Accessories
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
227
Assembling the contactor assembly for star-delta (wye-delta) start with spring-loaded connection -
size S0
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- 76 Assembling the contactor assembly for star-delta (wye-delta) start with spring-loaded
connection (size S0)
Step Operating instruction Figure
1 Attach the wiring module for the neutral
bridge to contactor Q12 from above.
2 Attach the wiring module for connecting the
main current paths to contactors Q11 and
Q13 from above.
3 Attach the wiring modules for connecting
the main current paths to contactors Q13
and Q12 from below.
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