The Siemens reversing contactor assembly has size S00 screw terminal electrical and mechanical interlock reversing contactor assembly SIRIUS 3RA23 for switching motors including change of rotation direction. The 3RA23 reversing contactor assembly is a proven and factory-fitted combination of two 3RT2 contacts of the same output which are already fully wired and are interlocked both mechanically and electrically. They are climate-resistant, approved for worldwide use (e.g. IEC and UL/CSA) and are IE3/IE4-ready. The 3RA23 reversing contactor assemblies are available with AC and DC actuation in sizes S00 to S3. They are offered with screw or spring-loaded terminals for mounting on DIN rails or screw mounting.
The 3RA23 reversing contactor assembly are available with AC and DC actuation in sizes S00 to S3. Protection class is IP20
