| Contactor assembly Star-delta (wye-delta) (pre-assembled) with timing relay on the front AC-3, 37 kW/400 V, 3-pole Size S2, S2, S2 Electrically interlocked Screw terminal 1 NO, 110 V AC, 50 Hz !!! Phased-out product !!! Successor is SIRIUS 3RA2 |
| Product brand name | SIRIUS |
| Product designation | contactor assembly |
| Size of contactor | S2, S2, S2 |
| Product function | wye-delta-contactor |
| Product extension Auxiliary switch | Yes |
| Insulation voltage with degree of pollution 3 rated value | 690 V |
| Degree of pollution | 3 |
| Protection class IP on the front | IP20 |
| Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 | K |
| Reference code acc. to DIN EN 81346-2 | Q |
| Reference code acc. to DIN EN 61346-2 | Q |
| Installation altitude at height above sea level maximum | 2 000 m |
| Ambient temperature | |
| during operation | -25 ... +60 °C |
| during storage | -55 ... +80 °C |
| during transport | -55 ... +80 °C |
| Number of poles for main current circuit | 3 |
| Number of NC contacts for main contacts | 0 |
| Operating voltage at AC-3 rated value maximum | 690 V |
| Operating current | |
| at AC-3 at 400 V rated value | 80 A |
| Operating power at AC-3 | |
| at 400 V rated value | 37 kW |
| at 500 V rated value | 51 kW |
| at 690 V rated value | 63 kW |
| Type of voltage of the control supply voltage | AC |
| Control supply voltage 1 at AC | |
| at 50 Hz rated value | 110 V |
| Control supply voltage frequency | |
| 1 rated value | 50 Hz |
| Operating range factor control supply voltage rated value of magnet coil at DC | |
| initial value | 0.8 |
| Full-scale value | 1.1 |
| Operating range factor control supply voltage rated value of magnet coil at AC | |
| at 50 Hz | 0.8 ... 1.1 |
| at 60 Hz | 0.85 ... 1.1 |
| Design of the surge suppressor | without |
| Control version of the switch operating mechanism | conventional |
| Number of NC contacts for auxiliary contacts lagging switching | 0 |
| Number of NO contacts for auxiliary contacts | |
| leading contact | 0 |
| Design of the fuse link for short-circuit protection of the main circuit | |
| with type of coordination 1 required | fuse gL/gG: 125 A |
| with type of assignment 2 required | fuse gL/gG: 63 A |
| Mounting position | with vertical mounting surface +/-180° rotatable, with vertical mounting surface +/- 30° tiltable to the front and back |
| Mounting type | screw fixing |
| Height | 140 mm |
| Width | 198 mm |
| Depth | 169 mm |
| Required spacing | |
| with side-by-side mounting at the side | 0 mm |
| for grounded parts at the side | 0 mm |
| for live parts | |
| — at the side | 0 mm |
| Type of electrical connection for main current circuit | screw-type terminals |
