Overview
The Siemens 3RT2047-1NF30 is a high-performance SIRIUS power contactor designed for reliable and efficient switching of electric motors and other loads. This 3-pole contactor is engineered for use in demanding industrial applications, offering exceptional durability and a compact design. With its versatile AC/DC control voltage range, integrated varistor for surge protection, and a robust S3 size, it’s an ideal component for a wide range of automation and control systems.
Key Benefit
- High Performance: Capable of handling significant loads up to 110 A (AC-3e/AC-3) and 55 kW at 400 V, making it suitable for powerful motor applications.
- Versatile Control: The wide-range AC/DC control voltage (83-155 V AC/DC) provides flexibility and simplifies stock management, as a single device can be used for various control circuits.
- Enhanced Reliability: The integrated varistor protects the contactor and control circuits from voltage surges, ensuring a longer lifespan and stable operation.
- Space-Saving Design: Its compact S3 size allows for efficient panel design and installation, saving valuable space in control cabinets.
- Easy Installation: Features screw terminals for secure and straightforward wiring, ensuring a reliable connection.
- Comprehensive Monitoring: Includes one normally open (1 NO) and one normally closed (1 NC) auxiliary contact, enabling easy integration into control and monitoring circuits.
Technical Specification
- Product Type: Power Contactor
- Series: SIRIUS 3RT
- Product Number: 3RT2047-1NF30
- Rated Current (AC-3e/AC-3): 110 A
- Rated Power (AC-3): 55 kW at 400 V
- Number of Poles: 3-pole
- Control Voltage: 83-155 V AC/DC, 50/60 Hz
- Surge Protection: Integrated varistor
- Auxiliary Contacts: 1 NO + 1 NC
- Connection Type: Screw terminals
- Size: S3
- Mounting: DIN rail or screw mounting
- Standards: IEC, UL, CSA, EAC, and more
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