Product description
The Siemens SIRIUS 3-Pole 24V DC Power Contactor is engineered for high-performance motor switching and industrial control circuits. Built on Siemens’ modular SIRIUS platform, this heavy-duty contactor features a 24V DC control coil with integrated auxiliary contacts (1NO + 1NC) for smooth automation integration.
It provides reliable switching for 3-phase induction motors, heating loads, and PLC output interfaces, offering superior contact reliability, thermal endurance, and compact DIN-rail mounting.
Technical Specifications
| Parameter | Specification |
| Brand / Series | Siemens SIRIUS Series |
| Model / Reference | 3RT3024 / 3RT2024 Series |
| Contactor Type | Power Contactor (AC-3 / Motor Duty) |
| Number of Poles | 3-Pole (3P NO Main Contacts) |
| Coil Voltage ($U_s$) | 24V DC |
| Auxiliary Contacts | 1 NO + 1 NC (13NO-14NO / 21NC-22NC) |
| Rated Operating Current | 12A – 17A (S0 Size Class) |
| Coil Terminals | A1+ / A2- |
| Mounting Type | 35mm Standard DIN Rail / Screw Mounting |
| Standards Compliance | IEC 60947-4-1, CE Certified |
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