Siemens 3RT2045-1BB40 SIRIUS 3RT2 3-pole contactor 80A AC-3 (37kW at 400V). 24VDC coil, size S3. For large pump and fan motors up to 37kW. Screw terminals. Installed in low-voltage switchgear panels, main and sub-distribution boards, motor control centres and DIN-rail consumer units.
| Material | Thermoplastic housing, silver alloy contacts |
| Temperature range | -25°C to +55°C (ambient) |
| Approval | IEC 60947-4-1, UL, CSA |
| Standards | IEC 60947-4-1, DIN-rail |
| Approvals | UL, CSA |
| HS code | 8536.50 |
| Voltage | 24 V DC |
| Rated current | 80 A |
| Number of poles | 3P |
| Material | Thermoplastic housing, silver alloy contacts |
| Temperature range | -25°C to +55°C (ambient) |
| MOQ | 1 |
DIN-rail mountable. Verify coil voltage (AC/DC) and AC-3 motor power rating match your application.