Siemens 3RT2018-1BB41

Overview

The Siemens 3RT2018-1BB41 is an exceptional SIRIUS 3-pole power contactor, meticulously engineered to provide reliable and efficient control for a wide array of AC loads, particularly in demanding motor control applications. This robust device stands out with its compact S00 frame size, making it an ideal solution for installations where space is a premium. Designed for seamless integration into existing control panels and motor starters, the 3RT2018-1BB41 delivers consistent performance, ensuring operational continuity and enhanced system longevity. Its blend of high performance and durable construction makes it a cornerstone component for modern industrial automation.

Key Features

• Optimized Performance: Rated for a 16 A operational current in AC-3 duty, perfectly suited for controlling motors up to 7.5 kW at 400 V, ensuring efficient power management.
• Reliable Coil Operation: Equipped with a robust 24 V DC coil, guaranteeing unwavering performance and compatibility with standard control circuits.
• Enhanced Control Capability: Features one normally open (NO) auxiliary contact, providing versatile options for additional control, status indication, or interlocking functions.
• Space-Saving Design: Its compact S00 frame size allows for easy integration into tight enclosures, maximizing panel space efficiency.
• Secure Connections: Utilizes reliable screw terminals for both main and control circuits, facilitating straightforward installation and ensuring secure, long-lasting electrical connections.
• Exceptional Durability: Boasts a mechanical service life of up to 30 million operating cycles, underpinning its long-term reliability and reducing maintenance requirements.
• Versatile Mounting: Designed to accommodate both vertical and horizontal installation, offering flexibility in diverse mounting configurations within industrial setups.

Technical Specifications

• Operational Voltage: Supports up to 690 V AC, ensuring broad compatibility with various power systems.
• Insulation Voltage: Rated at 690 V, providing a high degree of electrical safety and insulation integrity.
• Surge Voltage Resistance: Withstands surge voltages up to 6 kV, protecting linked equipment from transient overvoltages.
• Power Loss: Efficient operation with approximately 3 W of power loss under hot operating conditions, contributing to energy savings.
• Mechanical Service Life: An impressive 30 million operating cycles, highlighting its robust and enduring construction.
• Ambient Operating Temperature: Functions reliably across a wide temperature range from -25°C to +60°C.
• Protection Class: IP20 rated, offering fundamental protection against solid objects and ensuring safe operation in typical industrial environments.
• Dimensions (H x W x D): Compact physical footprint of 77.5 mm x 45 mm x 86.5 mm, ideal for space-constrained applications.
• Weight: Approximately 0.29 kg, contributing to ease of handling and installation.

Applications

• Industrial Motor Control: Essential for precisely switching and controlling AC motors in a wide range of industrial machinery, including conveyors, pumps, fans, and compressors.
• Advanced Lighting Systems: Capable of managing and switching large-scale lighting installations in commercial buildings, warehouses, and industrial complexes.
• Process Heating Equipment: Effectively controls resistive heating elements found in industrial ovens, furnaces, and other temperature-critical process heating applications.
• Power Factor Correction: Ideal for switching capacitor banks in power factor correction systems, helping to optimize energy efficiency and reduce utility costs.
• Automation and Robotics: Integrates seamlessly into automated systems and robotic cells for reliable power management of various components.
• HVAC Systems: Plays a crucial role in controlling motors for fans, compressors, and pumps within heating, ventilation, and air conditioning systems.

Why Choose This Model?

• Unmatched Reliability: Engineered by Siemens, a leader in industrial automation, this contactor offers unparalleled reliability and a long operational lifespan.
• Space-Efficient Design: Its compact S00 frame is perfect for modern industrial panels, allowing for higher component density without compromising performance.
• Exceptional Versatility: Suitable for a broad spectrum of applications, from basic motor control to complex power factor correction, making it a flexible component for any system.
• High Performance: Delivers consistent and efficient switching for motors up to 7.5 kW, ensuring your systems run optimally under various loads.
• Ease of Integration: Designed for straightforward installation with screw terminals and versatile mounting options, reducing setup time and complexity.
• Robust and Durable: Built to withstand demanding industrial environments, providing peace of mind and reducing the total cost of ownership.

Order Now

Equip your industrial machinery with the trusted performance of the Siemens 3RT2018-1BB41 SIRIUS 3-Pole Power Contactor. Experience superior motor control, enhanced system reliability, and an optimized operational footprint. This essential component is ready to elevate your automation capabilities.
Return to the Siemens SIRIUS Contactors or explore our full range of Siemens Industrial Automation Products to discover more innovative solutions for your needs.