Siemens SIRIUS 3RT2026-1BB40-0CC0 Power Contactor 25A, 11kW, 24V DC, S0 Original Brand New

Overview

The Siemens SIRIUS 3RT2026-1BB40-0CC0 is a high-performance, 3-pole power contactor designed for robust and reliable switching of motors and electrical loads. Part of the renowned SIRIUS modular system, this contactor offers a compact design (Size S0) without compromising on power.

It is rated for AC-3e/AC-3 operation, handling up to 25 A and 11 kW at 400 V. The 24 V DC control voltage ensures efficient and precise operation, while the integrated auxiliary contacts (1 NO + 1 NC) provide flexibility for control circuits. With its communication-capable interface and convenient screw terminals, the 3RT2026-1BB40-0CC0 is the ideal choice for modern industrial automation systems.

Key Features & Benefit

• High Performance: Optimized for AC-3e/AC-3 applications, this contactor reliably switches motor loads up to 11 kW, ensuring smooth and efficient operation.
• Compact & Space-Saving: The Size S0 form factor allows for high-density panel design, saving valuable space in control cabinets.
• Reliable Operation: Built with Siemens’ proven quality, it guarantees long-term durability and dependable performance in demanding industrial environments.
• Versatile Control: The 24 V DC control voltage is a standard for many industrial control systems, offering seamless integration.
• Enhanced Functionality: Comes with integrated 1 NO + 1 NC auxiliary contacts, providing immediate feedback and control options for safety circuits and interlocking.
• Easy Installation: Screw terminals provide a secure and straightforward connection for power and control wiring, simplifying installation and maintenance.
• Communication-Capable: This feature allows for integration into modern automation networks, enabling remote monitoring, diagnostics, and control for improved operational efficiency.
• SIRIUS Modular System: As part of the SIRIUS family, it is compatible with a wide range of accessories and modules, including overload relays and function modules, for a complete and scalable solution.

Function

• Motor Switching: Primarily used for switching asynchronous motors in industrial applications.
• Load Switching: Suitable for controlling other resistive and inductive loads.
• Control Integration: The auxiliary contacts can be used for feedback signals, interlocking circuits, and triggering other control devices.
• Automation Communication: The communication-capable feature allows for integration into PLC and HMI systems for advanced control and monitoring.

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