Siemens SIRIUS 3RA1 Contactor Accessories

Siemens 3RA1 Contactor Accessories provide an electrical and mechanical connection between 3RT1 contactors and 3RV1 circuit breakers via link rails. These accessories are prewired and mechanically connected in pre-assembled assembly kits (link modules, wiring kits, and standard mounting rail or busbar adapters). The 3RA1 contactor accessories are available in 4 sizes: S00, S0, S2, and S3. These accessories can be supplied for direct start or reversing duty as a complete unit or single devices for self-assembly.

Features

  • Available in 4 sizes, such as S00, S0, S2, and S3
  • Can be supplied for direct start or reversing duty as:
    • Complete unit or
    • Single devices for self-assembly
Published: 2026-02-11 | Updated: 2026-02-15