Siemens SIRIUS 3RT Manual page 107

Industrial controls, switching devices, contactors / contactor assemblies
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Versions
The entire performance range from 12.5 to 100 kvar / 400 V (utilization category AC-6b) is
covered by four sizes S00 to S3, each with a width of 45, 65 or 80 mm.
The device footprints are the same for all operating mechanism types. In size S0, the
installation depth for contactors with DC and AC/DC solenoid systems is 10 mm larger than
for versions with an AC solenoid system. The available power quantities of the 3RT26 have
been increased.
Auxiliary switches
The diversity of the available auxiliary switches has been increased according to the table for
3RT26 capacitor contactors in comparison with the predecessor.
For sizes S2 and S3, all freely available auxiliary switches are implemented by means of
lateral auxiliary switch blocks.
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
Configuration
6.9 Switching of capacitive loads
107

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