Overview
The Siemens 3RT2017-2LB41 is a high-performance power contactor from the SIRIUS 3RT20 series, designed for reliable and efficient switching of electrical loads, particularly in motor control applications. This compact and robust 3-pole contactor is suitable for AC-3e/AC-3 applications, offering a rated operational current of 12 A and a power rating of 5.5 kW at 400 V. Its S00 frame size ensures a space-saving installation in control cabinets.
Key Function
- Motor Switching: Efficiently controls the ON/OFF operation of 3-phase AC motors.
- Load Switching: Used for switching various resistive or inductive loads in industrial and commercial settings.
- Safety and Protection: The integrated varistor provides surge protection for the coil, enhancing the lifespan of the contactor and connected control systems.
- Control and Automation: The 24V DC control voltage and 1 NO auxiliary contact allow for seamless integration into a wide range of automation systems and control circuits.
Technical Specification
- Product Number: 3RT2017-2LB41
- Type: Power Contactor
- Series: SIRIUS 3RT20
- Application: AC-3e/AC-3
- Poles: 3-pole
- Rated Operational Current: 12 A
- Rated Operational Power: 5.5 kW at 400 V
- Control Voltage: 24 V DC
- Coil Voltage Range: 0.7 to 1.25 times the rated control supply voltage ()
- Auxiliary Contacts: 1 NO (Normally Open)
- Coil Protection: Integrated varistor
- Terminal Type: Spring-loaded terminal
- Frame Size: S00
Key Benefit
- High Performance & Reliability: The SIRIUS 3RT20 series is known for its durable and long-lasting performance in demanding industrial environments.
- Space-Saving Design: The compact S00 frame size helps optimize panel space, reducing overall cabinet footprint.
- Simplified Wiring: Spring-loaded terminals offer fast, secure, and vibration-proof connections without the need for tools, saving installation time and reducing maintenance.
- Enhanced Protection: The built-in varistor protects the control circuit from voltage spikes, improving system reliability and reducing component failure.
- Versatile Application: Suitable for a wide range of motor and load control tasks in various industries, including manufacturing, HVAC, and machinery.
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