• Siemens SIRIUS 3RA6 Infeed System (Infeeds, Expansion Modules)
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Siemens SIRIUS 3RA6 Infeed System (Infeeds, Expansion Modules)

Siemens SIRIUS 3RA6 Infeed System (Infeeds, Expansion Modules)

Plug-in 3-phase infeed system for SIRIUS 3RA6 compact starters with infeeds, 2- and 3-socket expansion modules, PE components and expansion plugs.

Key features

  • Infeeds with 25/35 mm2 or 50/70 mm2 screw terminals or 25/35 mm2 spring-loaded terminal
  • Expansion modules with 2 or 3 sockets and integrated PE bar
  • Screw or spring-loaded terminals on the output side
  • PE infeeds, PE pick-offs and expansion plugs incl. connection to 3RV29
  • UL 508 Type E version available (50/70 mm2 infeed)

Specifications

Brand Siemens
Product line SIRIUS 3RA6 compact starters
System Infeed system for 3RA6
Catalog chapter IC 10 ch. 8: load feeders, motor starters
Category Accessories
Source Siemens Catalog IC 10 · 2026, p. 800-803
3RA6812-8AB Type: 3-phase infeed + 3-socket expansion | Version: Screw terminal 25/35 mm2 on the left | Terminals: Screw output side
3RA6812-8AC Type: 3-phase infeed + 3-socket expansion | Version: Screw terminal 25/35 mm2 on the left | Terminals: Spring-loaded output side
3RA6813-8AB Type: 3-phase infeed + 3-socket expansion | Version: Screw 50/70 mm2 left, UL 508 Type E | Terminals: Screw output side
3RA6813-8AC Type: 3-phase infeed + 3-socket expansion | Version: Screw 50/70 mm2 left, UL 508 Type E | Terminals: Spring-loaded output side
3RA6830-5AC Type: 3-phase infeed | Version: 25/35 mm2 left or right, up to 63 A | Terminals: Spring-loaded
3RA6822-0AB Type: 2-socket expansion module | Version: 2 DOL or 1 reversing starter | Terminals: Screw
3RA6822-0AC Type: 2-socket expansion module | Version: 2 DOL or 1 reversing starter | Terminals: Spring-loaded
3RA6823-0AB Type: 3-socket expansion module | Version: 3 DOL or 1 DOL + 1 reversing | Terminals: Screw
3RA6823-0AC Type: 3-socket expansion module | Version: 3 DOL or 1 DOL + 1 reversing | Terminals: Spring-loaded
3RA6860-6AB Type: PE infeed | Version: 25/35 mm2 | Terminals: Screw
3RA6860-5AC Type: PE infeed | Version: 25/35 mm2 | Terminals: Spring-loaded
3RA6870-4AB Type: PE pick-off | Version: 6/10 mm2 | Terminals: Screw
3RA6870-3AC Type: PE pick-off | Version: 6/10 mm2 | Terminals: Spring-loaded
3RA6890-0EA Type: PE expansion plug | Version: PE connection | Terminals: --
3RA6890-1AB Type: Expansion plug | Version: Between 2 expansion modules | Terminals: --
3RA6890-1AA Type: Expansion plug for 3RV29 | Version: Connects to 3RV29 infeed system | Terminals: --
3RA6890-0BA Type: 45 mm adapter | Version: For 3RV2.2 MSP S0 up to 25 A, AWG 10 | Terminals: Screw
3RA6880-2AB Type: IP20 terminal cover | Version: For infeeds 25/35 mm2, 2 per pack | Terminals: --
3RA6880-3AB Type: IP20 terminal cover | Version: For infeeds 50/70 mm2, 2 per pack | Terminals: --
AccessoriesSiemens
19 product codes available in this family
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Siemens SIRIUS 3RA6 Infeed System (Infeeds, Expansion Modules)

Brand Siemens·Accessories

Available part numbers (19)

3RA6812-8AB, 3RA6812-8AC, 3RA6813-8AB, 3RA6813-8AC, 3RA6830-5AC, 3RA6822-0AB, 3RA6822-0AC, 3RA6823-0AB, 3RA6823-0AC, 3RA6860-6AB + 9 more — see full table ↓

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Product codes & specifications
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Product codeSpec
3RA6812-8ABType: 3-phase infeed + 3-socket expansion | Version: Screw terminal 25/35 mm2 on the left | Terminals: Screw output side
3RA6812-8ACType: 3-phase infeed + 3-socket expansion | Version: Screw terminal 25/35 mm2 on the left | Terminals: Spring-loaded output side
3RA6813-8ABType: 3-phase infeed + 3-socket expansion | Version: Screw 50/70 mm2 left, UL 508 Type E | Terminals: Screw output side
3RA6813-8ACType: 3-phase infeed + 3-socket expansion | Version: Screw 50/70 mm2 left, UL 508 Type E | Terminals: Spring-loaded output side
3RA6830-5ACType: 3-phase infeed | Version: 25/35 mm2 left or right, up to 63 A | Terminals: Spring-loaded
3RA6822-0ABType: 2-socket expansion module | Version: 2 DOL or 1 reversing starter | Terminals: Screw
3RA6822-0ACType: 2-socket expansion module | Version: 2 DOL or 1 reversing starter | Terminals: Spring-loaded
3RA6823-0ABType: 3-socket expansion module | Version: 3 DOL or 1 DOL + 1 reversing | Terminals: Screw
3RA6823-0ACType: 3-socket expansion module | Version: 3 DOL or 1 DOL + 1 reversing | Terminals: Spring-loaded
3RA6860-6ABType: PE infeed | Version: 25/35 mm2 | Terminals: Screw
3RA6860-5ACType: PE infeed | Version: 25/35 mm2 | Terminals: Spring-loaded
3RA6870-4ABType: PE pick-off | Version: 6/10 mm2 | Terminals: Screw
3RA6870-3ACType: PE pick-off | Version: 6/10 mm2 | Terminals: Spring-loaded
3RA6890-0EAType: PE expansion plug | Version: PE connection | Terminals: --
3RA6890-1ABType: Expansion plug | Version: Between 2 expansion modules | Terminals: --
3RA6890-1AAType: Expansion plug for 3RV29 | Version: Connects to 3RV29 infeed system | Terminals: --
3RA6890-0BAType: 45 mm adapter | Version: For 3RV2.2 MSP S0 up to 25 A, AWG 10 | Terminals: Screw
3RA6880-2ABType: IP20 terminal cover | Version: For infeeds 25/35 mm2, 2 per pack | Terminals: --
3RA6880-3ABType: IP20 terminal cover | Version: For infeeds 50/70 mm2, 2 per pack | Terminals: --

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