Siemens SIRIUS 3RA23 size S0-S0 reversing contactor assemblies: fully wired and tested, consisting of two contactors with mechanical and electrical interlock. For motor reversing applications up to 18.5 kW at 400 V.
Technical data
| Series | 3RA23 |
|---|---|
| Product type | Reversing contactor assembly |
| Contactor sizes | S0-S0 |
| Rated current Ie (400 V) | 12–38 A |
| Motor rating (400 V) | up to 18.5 kW |
| Coil | AC (50/60 Hz) or 24 V DC |
| Terminals | Screw or spring-loaded |
| Condition | Fully wired and tested |
| Standard | IEC 60947-4-1 |
Article numbers
| Ie 400 V (A) | 230 V (kW) | 400 V (kW) | 690 V (kW) | Coil voltage | Screw | Spring-loaded |
|---|---|---|---|---|---|---|
| 12 | 3 | 5.5 | 7.5 | 24 V AC | 3RA2324-8XB30-1AC2 | 3RA2324-8XB30-2AC2 |
| 12 | 3 | 5.5 | 7.5 | 110 V AC | 3RA2324-8XB30-1AG2 | 3RA2324-8XB30-2AG2 |
| 12 | 3 | 5.5 | 7.5 | 230 V AC | 3RA2324-8XB30-1AL2 | 3RA2324-8XB30-2AL2 |
| 17 | 4 | 7.5 | 11 | 24 V AC | 3RA2325-8XB30-1AC2 | 3RA2325-8XB30-2AC2 |
| 17 | 4 | 7.5 | 11 | 110 V AC | 3RA2325-8XB30-1AG2 | 3RA2325-8XB30-2AG2 |
| 17 | 4 | 7.5 | 11 | 230 V AC | 3RA2325-8XB30-1AL2 | 3RA2325-8XB30-2AL2 |
| 25 | 5.5 | 11 | 11 | 24 V AC | 3RA2326-8XB30-1AC2 | 3RA2326-8XB30-2AC2 |
| 25 | 5.5 | 11 | 11 | 110 V AC | 3RA2326-8XB30-1AG2 | 3RA2326-8XB30-2AG2 |
| 25 | 5.5 | 11 | 11 | 230 V AC | 3RA2326-8XB30-1AL2 | 3RA2326-8XB30-2AL2 |
| 32 | 7.5 | 15 | 18.5 | 24 V AC | 3RA2327-8XB30-1AC2 | 3RA2327-8XB30-2AC2 |
| 32 | 7.5 | 15 | 18.5 | 110 V AC | 3RA2327-8XB30-1AG2 | 3RA2327-8XB30-2AG2 |
| 32 | 7.5 | 15 | 18.5 | 230 V AC | 3RA2327-8XB30-1AL2 | 3RA2327-8XB30-2AL2 |
| 38 | 11 | 18.5 | 18.5 | 24 V AC | 3RA2328-8XB30-1AC2 | 3RA2328-8XB30-2AC2 |
| 38 | 11 | 18.5 | 18.5 | 110 V AC | 3RA2328-8XB30-1AG2 | 3RA2328-8XB30-2AG2 |
| 38 | 11 | 18.5 | 18.5 | 230 V AC | 3RA2328-8XB30-1AL2 | 3RA2328-8XB30-2AL2 |
| 12 | 3 | 5.5 | 7.5 | 24 V DC | 3RA2324-8XB30-1BB4 | 3RA2324-8XB30-2BB4 |
| 17 | 4 | 7.5 | 11 | 24 V DC | 3RA2325-8XB30-1BB4 | 3RA2325-8XB30-2BB4 |
| 25 | 5.5 | 11 | 11 | 24 V DC | 3RA2326-8XB30-1BB4 | 3RA2326-8XB30-2BB4 |
| 32 | 7.5 | 15 | 18.5 | 24 V DC | 3RA2327-8XB30-1BB4 | 3RA2327-8XB30-2BB4 |
| 38 | 11 | 18.5 | 18.5 | 24 V DC | 3RA2328-8XB30-1BB4 | 3RA2328-8XB30-2BB4 |
Each contactor in the assembly has 1 NO + 1 NC integrated auxiliary contact(s); the NC contacts are used for electrical interlocking.
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 3, contactor assemblies) and are for information only. Image is representative.
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Tags: 3RA23 S0, siemens reversing contactor, 3RA23, reversing contactor assembly, 3RA2324-8XB30-1AC2, 3RA2324-8XB30-2AC2, 3RA2324-8XB30-1AG2, 3RA2324-8XB30-2AG2, 3RA2324-8XB30-1AL2, 3RA2324-8XB30-2AL2, 3RA2325-8XB30-1AC2, 3RA2325-8XB30-2AC2, 3RA2325-8XB30-1AG2, 3RA2325-8XB30-2AG2, 3RA2325-8XB30-1AL2, 3RA2325-8XB30-2AL2, 3RA2326-8XB30-1AC2, 3RA2326-8XB30-2AC2, 3RA2326-8XB30-1AG2, 3RA2326-8XB30-2AG2, 3RA2326-8XB30-1AL2, 3RA2326-8XB30-2AL2, 3RA2327-8XB30-1AC2, 3RA2327-8XB30-2AC2, 3RA2327-8XB30-1AG2, 3RA2327-8XB30-2AG2, 3RA2327-8XB30-1AL2, 3RA2327-8XB30-2AL2, 3RA2328-8XB30-1AC2, 3RA2328-8XB30-2AC2, 3RA2328-8XB30-1AG2, 3RA2328-8XB30-2AG2, 3RA2328-8XB30-1AL2, 3RA2328-8XB30-2AL2, 3RA2324-8XB30-1BB4, 3RA2324-8XB30-2BB4, 3RA2325-8XB30-1BB4, 3RA2325-8XB30-2BB4, 3RA2326-8XB30-1BB4, 3RA2326-8XB30-2BB4, 3RA2327-8XB30-1BB4, 3RA2327-8XB30-2BB4, 3RA2328-8XB30-1BB4, 3RA2328-8XB30-2BB4