Siemens SIRIUS 3RT2 size S3 3-pole power contactors, ac coil versions. For switching motors in AC-3/AC-3e: 80–110 A, up to 55 kW (400 V).
Technical data
| Series | 3RT2045, 3RT2046, 3RT2047 |
|---|---|
| Size | S3 |
| Poles | 3 |
| Coil | AC coil |
| AC-3 / AC-3e rated current (400 V) | 80–110 A |
| Motor rating (400 V, AC-3) | up to 55 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 |
|---|---|---|---|---|---|---|---|
| 80 | 37 | 125 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2045-1AB00 | 3RT2045-3AB00 |
| 80 | 37 | 125 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2045-1AF00 | 3RT2045-3AF00 |
| 80 | 37 | 125 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2045-1AP00 | 3RT2045-3AP00 |
| 95 | 45 | 130 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2046-1AB00 | 3RT2046-3AB00 |
| 95 | 45 | 130 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2046-1AF00 | 3RT2046-3AF00 |
| 95 | 45 | 130 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2046-1AP00 | 3RT2046-3AP00 |
| 110 | 55 | 130 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2047-1AB00 | 3RT2047-3AB00 |
| 110 | 55 | 130 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2047-1AF00 | 3RT2047-3AF00 |
| 110 | 55 | 130 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2047-1AP00 | 3RT2047-3AP00 |
| 80 | 37 | 125 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2045-1AC20 | 3RT2045-3AC20 |
| 80 | 37 | 125 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2045-1AG20 | 3RT2045-3AG20 |
| 80 | 37 | 125 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2045-1AL20 | 3RT2045-3AL20 |
| 95 | 45 | 130 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2046-1AC20 | 3RT2046-3AC20 |
| 95 | 45 | 130 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2046-1AG20 | 3RT2046-3AG20 |
| 95 | 45 | 130 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2046-1AL20 | 3RT2046-3AL20 |
| 110 | 55 | 130 | 1 NO + 1 NC | 24 V AC | Standard | 3RT2047-1AC20 | – |
| 110 | 55 | 130 | 1 NO + 1 NC | 110 V AC | Standard | 3RT2047-1AG20 | – |
| 110 | 55 | 130 | 1 NO + 1 NC | 230 V AC | Standard | 3RT2047-1AL20 | 3RT2047-3AL20 |
| 80 | 37 | 125 | 2 NO + 2 NC | 24 V AC | Removable auxiliary switch | 3RT2045-1AB04 | – |
| 80 | 37 | 125 | 2 NO + 2 NC | 110 V AC | Removable auxiliary switch | 3RT2045-1AF04 | – |
| 80 | 37 | 125 | 2 NO + 2 NC | 230 V AC | Removable auxiliary switch | 3RT2045-1AP04 | – |
| 95 | 45 | 130 | 2 NO + 2 NC | 24 V AC | Removable auxiliary switch | 3RT2046-1AB04 | – |
| 95 | 45 | 130 | 2 NO + 2 NC | 110 V AC | Removable auxiliary switch | 3RT2046-1AF04 | – |
| 95 | 45 | 130 | 2 NO + 2 NC | 230 V AC | Removable auxiliary switch | 3RT2046-1AP04 | – |
| 110 | 55 | 130 | 2 NO + 2 NC | 24 V AC | Removable auxiliary switch | 3RT2047-1AB04 | – |
| 110 | 55 | 130 | 2 NO + 2 NC | 110 V AC | Removable auxiliary switch | 3RT2047-1AF04 | – |
| 110 | 55 | 130 | 2 NO + 2 NC | 230 V AC | Removable auxiliary switch | 3RT2047-1AP04 | – |
| 80 | 37 | 125 | 2 NO + 2 NC | 230 V AC | Permanently mounted auxiliary switch, Varistor plugged on front | 3RT2045-1CL24-3MA0 | – |
| 95 | 45 | 130 | 2 NO + 2 NC | 230 V AC | Permanently mounted auxiliary switch, Varistor plugged on front | 3RT2046-1CL24-3MA0 | – |
| 110 | 55 | 130 | 2 NO + 2 NC | 230 V AC | Permanently mounted auxiliary switch, Varistor plugged on front | 3RT2047-1CL24-3MA0 | – |
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 S3 AC, siemens contactor, 3RT2, power contactor, motor contactor, 3RT2045-1AB00, 3RT2045-3AB00, 3RT2045-1AF00, 3RT2045-3AF00, 3RT2045-1AP00, 3RT2045-3AP00, 3RT2046-1AB00, 3RT2046-3AB00, 3RT2046-1AF00, 3RT2046-3AF00, 3RT2046-1AP00, 3RT2046-3AP00, 3RT2047-1AB00, 3RT2047-3AB00, 3RT2047-1AF00, 3RT2047-3AF00, 3RT2047-1AP00, 3RT2047-3AP00, 3RT2045-1AC20, 3RT2045-3AC20, 3RT2045-1AG20, 3RT2045-3AG20, 3RT2045-1AL20, 3RT2045-3AL20, 3RT2046-1AC20, 3RT2046-3AC20, 3RT2046-1AG20, 3RT2046-3AG20, 3RT2046-1AL20, 3RT2046-3AL20, 3RT2047-1AC20, 3RT2047-1AG20, 3RT2047-1AL20, 3RT2047-3AL20, 3RT2045-1AB04, 3RT2045-1AF04, 3RT2045-1AP04, 3RT2046-1AB04, 3RT2046-1AF04, 3RT2046-1AP04, 3RT2047-1AB04, 3RT2047-1AF04, 3RT2047-1AP04, 3RT2045-1CL24-3MA0, 3RT2046-1CL24-3MA0, 3RT2047-1CL24-3MA0