Overview
The Siemens 3RT2017-2KF41 is a high-performance power contactor from the SIRIUS 3R series, designed for reliable switching of motors and other industrial loads. This compact and robust device is engineered for applications requiring efficient and space-saving solutions. With an AC-3e/AC-3 rating of 12 A and 5.5 kW at 400 V, it provides a powerful yet precise control for various machinery.
Key Features & Benefit
- High Performance: Rated for 12 A and 5.5 kW at 400 V, making it suitable for a wide range of motor control applications.
- Integrated Suppressor Diode: This feature protects the control circuit from voltage spikes, enhancing the lifespan and reliability of the contactor and connected components, especially when used with sensitive electronics like PLCs.
- PLC Compatibility: The contactor is specifically designed to be suitable for outputs from Programmable Logic Controllers (PLCs), ensuring seamless integration into modern automation systems.
- Efficient Connection: The spring-loaded terminals provide a fast, secure, and vibration-resistant connection, reducing installation time and maintenance efforts. This technology is ideal for applications where reliability is critical.
- Compact Design: The S00 frame size makes this contactor an excellent choice for installations where panel space is at a premium, without compromising on performance.
- Built-in Auxiliary Contact: Includes one normally open (1 NO) auxiliary contact, which can be used for signaling or interlocking purposes.
Function
The Siemens 3RT2017-2KF41 functions as a power switching device. It uses an electromagnetic coil to close or open a set of power contacts, controlling the flow of current to a load. Its primary functions include:
- Motor Control: Starting and stopping asynchronous motors.
- Resistive Load Switching: Controlling heating elements and lighting.
- Automation Integration: Acting as a reliable interface between a PLC and a high-power load.
Technical Specification
- Product Number: 3RT2017-2KF41
- Product Type: Power Contactor
- Series: SIRIUS 3R
- Rated Operational Current (AC-3e/AC-3): 12 A
- Rated Power (AC-3e/AC-3): 5.5 kW at 400 V
- Number of Poles: 3-pole
- Control Supply Voltage: 110 V DC
- Operating Range (Uc): 0.7-1.25 * Uc
- Suppressor: Integrated suppressor diode
- Auxiliary Contacts: 1 NO (Normally Open)
- Terminal Type: Spring-loaded terminal
- Frame Size: S00
- Compatibility: Suitable for PLC outputs
- Note: No additional auxiliary switch can be added.
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