3RT2517-1BG40 – 5.5 kW Contactor, 4-Pole
The Siemens 3RT2517-1BG40 is a 3RT2 series motor contactor. Rated for 5.5 kW at 400V and 12 A under AC-3 conditions, with a 125 V DC coil and 2 NO + 2 NC auxiliary contacts. 4-pole configuration. Mounting: Screw terminal. Mechanical life: 10 million operations.
Key Specifications
| Manufacturer | Siemens |
| Series | SIRIUS 3RT2 |
| Catalog Number | 3RT2517-1BG40 |
| Size | S00 |
| Poles | 4 |
| Rated Power (400V) | 5.5 kW |
| Rated Current (AC-3 400V) | 12 A |
| Control Voltage | 125 V DC |
| Auxiliary Contacts | 2 NO + 2 NC |
| Coil Type | DC |
| Mounting | Screw terminal |
Shared Specifications
- General
- Mounting: DIN rail or screw mounting
- Standards: IEC 60947-4-1, UL 60947-4-1, CSA C22.2
- Ambient Temperature: -25 °C to +60 °C
- Degree of Protection: IP20 (terminals), IP40 (housing)
- Auxiliary Contacts: Snap-on front or side-mounted modules
- Coil Voltage Options: AC/DC coils, wide voltage range
- Switching Capacity: Up to 100 kA short-circuit current with fuse protection
- LED Indication: Optional status indication for operating state
- Accessories: Compatible with timing relays, overload relays, suppressors
- Enclosure: Finger-safe housing with integrated suppressor elements (optional)
- Certification: CE, UL, CSA, CCC, EAC