Siemens SIRIUS 3RW30 soft starters (Basic Performance), S0: for simple starting conditions, with bypass contacts, compact. Reduces starting current and mechanical stress of three-phase induction motors; up to 18.5 kW at 400 V.
Technical data
| Series | 3RW30 (Basic Performance) |
|---|---|
| Size | S0 |
| Rated current Ie (40 °C) | 25–38 A |
| Motor rating (400 V) | up to 18.5 kW |
| Line voltage | 200–480 V |
| Control supply voltage | 110–230 V AC/DC, 24 V AC/DC |
| Circuit | Standard (inline) circuit |
| Standard | IEC 60947-4-2 |
Article numbers
| Ie 40 °C (A) | 230 V (kW) | 400 V (kW) | 500 V (kW) | Ie 50 °C (A) | Version | Screw terminals | Spring-loaded terminals |
|---|---|---|---|---|---|---|---|
| 25 | 5.5 | 11 | – | 23 | Line 200–480 V, control 24 V AC/DC | 3RW3026-1BB04 | 3RW3026-2BB04 |
| 32 | 7.5 | 15 | – | 29 | Line 200–480 V, control 24 V AC/DC | 3RW3027-1BB04 | 3RW3027-2BB04 |
| 38 | 11 | 18.5 | – | 34 | Line 200–480 V, control 24 V AC/DC | 3RW3028-1BB04 | 3RW3028-2BB04 |
| 25 | 5.5 | 11 | – | 23 | Line 200–480 V, control 110–230 V AC/DC | 3RW3026-1BB14 | 3RW3026-2BB14 |
| 32 | 7.5 | 15 | – | 29 | Line 200–480 V, control 110–230 V AC/DC | 3RW3027-1BB14 | 3RW3027-2BB14 |
| 38 | 11 | 18.5 | – | 34 | Line 200–480 V, control 110–230 V AC/DC | 3RW3028-1BB14 | 3RW3028-2BB14 |
Motor ratings refer to standard 4-pole motors and normal starting conditions; for heavy starting select the next larger size. On larger sizes spring-loaded terminals apply to the control circuit only, main conductors are connected via busbars. Contact us for selection support.
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 6, soft starters) and are for information only. Image is representative.
For price, stock and lead time, use the Request a Quote button or call +90 533 945 27 94. Sending the article number is enough.
Tags: 3RW30 S0, siemens soft starter, 3RW30, 3RW3026-1BB04, 3RW3026-2BB04, 3RW3027-1BB04, 3RW3027-2BB04, 3RW3028-1BB04, 3RW3028-2BB04, 3RW3026-1BB14, 3RW3026-2BB14, 3RW3027-1BB14, 3RW3027-2BB14, 3RW3028-1BB14, 3RW3028-2BB14