Product Description
Siemens 3RT5075-6AF36
The Siemens 3RT5075-6AF36 is a high-performance SIRIUS power contactor designed for switching motors and other demanding industrial loads. As a size S12 contactor, it offers a robust solution for high-current applications, ensuring reliable operation and a long mechanical and electrical service life. This 3-pole contactor is engineered for efficiency and safety, featuring screw terminals for the main circuit and spring-loaded terminals for the auxiliary and control circuits, facilitating secure and quick installation. It is suitable for a wide range of applications in control cabinets, power distribution systems, and motor control centers.
Technical Specifications:
- Size of contactor: S12
- Operational current at AC-3 / 400 V: 300 A
- Operating power at AC-3 / 400 V: 160 kW
- Control supply voltage: 110 … 127 V AC at 50/60 Hz
- Auxiliary contacts: 2 NO (Normally Open) + 2 NC (Normally Closed)
- Type of electrical connection: Screw terminals for main circuit, Spring-loaded terminals for auxiliary and control circuit

Siemens 3RT5075-6AF36
Buy the Siemens 3RT5075-6AF36 SIRIUS power contactor, size S12, rated for 300A (160kW at 400V AC-3). This 3-pole contactor features a 110-127V AC coil and is ideal for reliable motor switching applications.











