Siemens SIRIUS 3RT2 size S0 3-pole power contactors, ac/dc electronic coil (wide range) versions. For switching motors in AC-3/AC-3e: 12–38 A, up to 18.5 kW (400 V).
Technical data
| Series | 3RT2024, 3RT2025, 3RT2026, 3RT2027, 3RT2028 |
|---|---|
| Size | S0 |
| Poles | 3 |
| Coil | AC/DC electronic coil (wide range) |
| AC-3 / AC-3e rated current (400 V) | 12–38 A |
| Motor rating (400 V, AC-3) | up to 18.5 kW |
| Mounting | Screw or snap-on DIN rail mounting |
| Terminals | Screw or spring-loaded (by article number) |
| Standard | IEC 60947-4-1 |
Article numbers
| Ie AC-3 400 V (A) | Motor rating 400 V (kW) | Ie AC-1 (A) | Auxiliary contacts | Coil voltage | Version | Screw | Spring-loaded |
|---|---|---|---|---|---|---|---|
| 12 | 5.5 | 40 | 1 NO + 1 NC | 21–28 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2024-1NB30 | 3RT2024-2NB30 |
| 12 | 5.5 | 40 | 1 NO + 1 NC | 95–130 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2024-1NF30 | 3RT2024-2NF30 |
| 12 | 5.5 | 40 | 1 NO + 1 NC | 200–280 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2024-1NP30 | 3RT2024-2NP30 |
| 17 | 7.5 | 40 | 1 NO + 1 NC | 21–28 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2025-1NB30 | 3RT2025-2NB30 |
| 17 | 7.5 | 40 | 1 NO + 1 NC | 95–130 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2025-1NF30 | 3RT2025-2NF30 |
| 17 | 7.5 | 40 | 1 NO + 1 NC | 200–280 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2025-1NP30 | 3RT2025-2NP30 |
| 25 | 11 | 40 | 1 NO + 1 NC | 21–28 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2026-1NB30 | 3RT2026-2NB30 |
| 25 | 11 | 40 | 1 NO + 1 NC | 95–130 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2026-1NF30 | 3RT2026-2NF30 |
| 25 | 11 | 40 | 1 NO + 1 NC | 200–280 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2026-1NP30 | 3RT2026-2NP30 |
| 32 | 15 | 50 | 1 NO + 1 NC | 21–28 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2027-1NB30 | 3RT2027-2NB30 |
| 32 | 15 | 50 | 1 NO + 1 NC | 95–130 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2027-1NF30 | 3RT2027-2NF30 |
| 32 | 15 | 50 | 1 NO + 1 NC | 200–280 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2027-1NP30 | 3RT2027-2NP30 |
| 38 | 18.5 | 50 | 1 NO + 1 NC | 21–28 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2028-1NB30 | 3RT2028-2NB30 |
| 38 | 18.5 | 50 | 1 NO + 1 NC | 95–130 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2028-1NF30 | 3RT2028-2NF30 |
| 38 | 18.5 | 50 | 1 NO + 1 NC | 200–280 V AC/DC | Elektronik bobin, entegre varistörlü | 3RT2028-1NP30 | 3RT2028-2NP30 |
Coil voltages not listed are available on request. Auxiliary switches, surge suppressors and link modules are ordered separately.
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 3, contactors for switching motors) 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: 3RT2 S0 AC/DC, siemens contactor, 3RT2, power contactor, motor contactor, 3RT2024-1NB30, 3RT2024-2NB30, 3RT2024-1NF30, 3RT2024-2NF30, 3RT2024-1NP30, 3RT2024-2NP30, 3RT2025-1NB30, 3RT2025-2NB30, 3RT2025-1NF30, 3RT2025-2NF30, 3RT2025-1NP30, 3RT2025-2NP30, 3RT2026-1NB30, 3RT2026-2NB30, 3RT2026-1NF30, 3RT2026-2NF30, 3RT2026-1NP30, 3RT2026-2NP30, 3RT2027-1NB30, 3RT2027-2NB30, 3RT2027-1NF30, 3RT2027-2NF30, 3RT2027-1NP30, 3RT2027-2NP30, 3RT2028-1NB30, 3RT2028-2NB30, 3RT2028-1NF30, 3RT2028-2NF30, 3RT2028-1NP30, 3RT2028-2NP30