Siemens 3RA2436-8XH32-1NB3
MPN3RA2436-8XH32-1NB3
NRND
Contactor assembly for star-delta (wye-delta) start, AS-i AC-3, 45 kW/400 V, 20-33 V AC/DC 3-pole, Size S2 Screw terminal Electrical and mechanical interlock 3 NO + 3 NC integrated
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Product designation | Contactor assembly for star-delta (wye-delta) start |
| Main circuit poles | 3 |
| Brand | SIRIUS |
| Reference designation (IEC 81346-2) | Q |
| Parameter | Value |
|---|---|
| Rated motor power at 400 V | 45 kW |
| Parameter | Value |
|---|---|
| Control supply voltage type | AC/DC |
| Auxiliary switch extension | No |
| Parameter | Value |
|---|---|
| AS-Interface protocol support | Yes |
| Parameter | Value |
|---|---|
| Main contact conductor range (AWG) | 2x (18 ... 2), 1x (18 ... 1) |
| Mounting / fastening method | screw fixing |
| Mounting position | +/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface |
| Width | 177.5 mm |
| Height | 142 mm |
| Depth | 223 mm |
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -55 ... +80 °C |
MPN
3RA2436-8XH32-1NB3