Siemens 3RT1026-1BB40

Overview

The Siemens 3RT1026-1BB40 is a robust and reliable SIRIUS series 3-pole power contactor, expertly engineered for precise motor control in a diverse range of industrial applications. This contactor is designed to be a workhorse in demanding environments, offering dependable performance for motors operating up to 11 kW (15 HP) at 400 V. With its 24 V DC coil for efficient operation and versatile mounting options, including both DIN rail and screw mounting, the 3RT1026-1BB40 seamlessly integrates into new or existing control panels. While this specific model has been discontinued, its legacy of quality and a clear successor pathway with the SIRIUS 3RT2026-1BB40 ensures that Siemens continues to provide state-of-the-art solutions for industrial automation.

Key Features

• High Performance Motor Control: Capable of handling up to 25 A for AC-3 applications, perfectly suited for controlling motors up to 11 kW (15 HP) at 400 V.
• Efficient DC Coil Operation: Equipped with a precise 24 V DC coil, guaranteeing efficient energy use and reliable switching performance.
• Flexible Mounting Solutions: Offers both convenient DIN rail and secure screw mounting options, allowing for effortless integration into various control panel configurations.
• Durable Industrial Design: Built to Siemens' exacting standards, ensuring exceptional longevity and unwavering performance even in the most challenging industrial settings.
• Secure Screw Terminal Connections: Features robust screw terminals for straightforward, secure, and reliable electrical wiring.
• Compact and Space-Saving: With optimized dimensions of 85 mm x 45 mm x 101 mm, it helps maximize space within control cabinets.

Technical Specifications

• Product Type: SIRIUS 3-Pole Power Contactor
• Part Number: 3RT1026-1BB40
• Number of Poles: 3
• Rated Operational Current (AC-3): 25 A
• Motor Rating at 400 V (AC-3): 11 kW (15 HP)
• Coil Voltage: 24 V DC
• Terminal Type: Screw terminals
• Mounting: DIN rail or screw mounting
• Dimensions (H x W x D): 85 mm x 45 mm x 101 mm
• Operating Temperature Range: -25°C to +60°C
• Protection Class: IP20
• Standards Compliance: Conforms to IEC 60947-4-1
• Successor Information: Discontinued November 1, 2018. Recommended successor is the SIRIUS 3RT2026-1BB40 for enhanced features.

Applications

• Industrial Automation Systems: Essential for dependable control of motors in automated processes across various industries.
• Conveyor Systems: Ensures smooth and reliable operation of material handling and transfer on production lines.
• Pumps and Fans: Ideal for managing the power supply to critical pumping and ventilation systems in industrial facilities.
• Manufacturing Equipment: Provides crucial motor control for a wide array of machinery in manufacturing and assembly plants.
• HVAC Systems: Integrates seamlessly into heating, ventilation, and air conditioning controls, managing compressors and blowers.
• General Motor Control: Suitable for any application requiring robust and precise control of AC motors within its specified ratings.

Why Choose This Model?

• Proven Siemens Reliability: Benefit from the renowned quality and engineering excellence of Siemens, a leader in industrial automation.
• Optimized for Motor Control: Specifically designed for efficient and safe control of three-phase motors, enhancing operational safety and productivity.
• Seamless Integration: Its versatile mounting and straightforward wiring make it easy to incorporate into diverse electrical panels and systems.
• Long-Standing Performance: Despite being discontinued, its robust design ensures a long service life for existing installations, backed by Siemens' commitment to quality.
• Clear Upgrade Path: While the 3RT1026-1BB40 is discontinued, Siemens provides a direct and improved successor, the 3RT2026-1BB40, ensuring future-proof solutions.
• Valuable for Legacy Systems: Provides a perfect replacement part for maintaining and repairing existing installations that still rely on this specific model, ensuring continued operation without costly system overhauls.

Order Now

Elevate your industrial motor control systems with the proven performance of the Siemens 3RT1026-1BB40 SIRIUS 3-Pole Power Contactor. While this model is a testament to enduring industrial quality, consider the enhanced capabilities of its successor, the SIRIUS 3RT2026-1BB40, for new installations. For comprehensive technical documentation, detailed inquiries, or to secure your replacement unit, please consult the official Siemens resources or contact an authorized Siemens distributor today. Ensure the continued reliability and efficiency of your operations by choosing Siemens engineering.