SIRIUS 3RT2 contactors/contactor assemblies
2.7 Accessories
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
225
Assembling the contactor assembly for star-delta (wye-delta) start with screw-type connection - size
S00
CAUTION
Disconnect the power supply before mounting the 3RA24 contactor assembly for star-
delta (wye-delta) start.
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- 74 Assembling the contactor assembly for star-delta (wye-delta) start with screw-type
connection (size S00)
Step Operating instruction Figure
1 Break the wiring module apart.
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 / 3 Attach the wiring module for connecting the
main current paths to contactors Q11 and
Q13 from above and below.
4 Attach the wiring module for the neutral
bridge to contactor Q12 from above.
5 / 6 Screw the wiring modules tight with a
screwdriver.
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