The SIRIUS 3RT1 power contactor is designed for switching motors with high contact reliability and a compact design.
| Depth | 170 mm |
| Height | 172 mm |
| Modular version | Yes |
| Number of auxiliary contacts as normally closed contact | 2 |
| Number of auxiliary contacts as normally open contact | 2 |
| Number of normally open contacts as main contact | 3 |
| Operating voltage AC 50 Hz | 1000 V |
| Operating voltage AC 60 Hz | 1000 V |
| Rated control supply voltage AC 50 Hz | 23 V |
| Rated control supply voltage AC 60 Hz | 23 V |
| Rated control supply voltage DC | 26 V |
| Rated operation current Ie at AC-1, 400 V | 160 A |
| Rated operation current Ie at AC-3, 400 V | 115 A |
| Rated operation current Ie at AC-4, 400 V | 97 A |
| Rated operation power at AC-3, 400 V | 55 kW |
| Rated operation power at AC-4, 400 V | 55 kW |
| Rated operation power NEMA | 73.54988 kW |
| Type of electrical connection of main circuit | Rail connection |
| Voltage type for actuating | AC/DC |
| Width | 120 mm |
| Part Width | 190 mm |
| Part Height | 129 mm |
| Part Depth | 181 mm |
| Weight | 3290 g |
| Country of Origin | Germany |
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