Siemens 3RT2026-2BB40-1AA0 Power Contactor SIRIUS, 25A, 11kW, 24V DC, Spring-Loaded Original Brand New

Overview

The Siemens 3RT2026-2BB40-1AA0 is a high-performance SIRIUS series power contactor designed for reliable and efficient switching of three-phase loads. This compact size S0 contactor is engineered for upright mounting and features spring-loaded terminals, ensuring a secure and vibration-proof connection. With its robust design and integrated auxiliary contacts (1 NO + 1 NC), this contactor is ideal for a wide range of industrial control applications.

Key Features & Function

• Power Switching: Designed for AC-3e/AC-3 operation, capable of handling a rated current of 25 A and power up to 11 kW at 400 V.
• 3-Pole Configuration: Suitable for controlling three-phase motors and other inductive loads.
• 24 V DC Control Voltage: Operates on a safe and common low-voltage DC control signal, making it compatible with modern control systems.
• Integrated Auxiliary Contacts: Includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact for feedback, interlocking, and control circuit functions.
• Spring-Loaded Terminals: Provides fast, easy, and reliable wiring without the need for tools, offering excellent resistance to vibration and maintenance-free operation.
• Compact Size S0: Space-saving design for efficient panel layout and installation.
• Upright Mounting Position: Optimized for standard control cabinet installation.

Benefit

• Enhanced Reliability: The SIRIUS series is known for its long service life and high operational reliability, reducing downtime and maintenance costs.
• Fast and Secure Installation: Spring-loaded terminals drastically reduce wiring time and ensure a robust connection, even in harsh industrial environments.
• Space Efficiency: Its compact S0 size allows for higher component density in control panels, saving valuable space.
• Versatile Application: Suitable for a broad spectrum of applications, including motor control, lighting systems, heating, and other industrial loads.
• Comprehensive Safety: The integrated auxiliary contacts provide essential feedback for safety and control circuits.

Technical Specification

• Product Name: Power Contactor
• Product Number: 3RT2026-2BB40-1AA0
• Series: SIRIUS 3RT2
• Rated Current (AC-3e/AC-3): 25 A
• Rated Power (AC-3e/AC-3): 11 kW at 400 V
• Number of Poles: 3-pole
• Control Supply Voltage: 24 V DC
• Auxiliary Contacts: 1 NO + 1 NC
• Connection Type: Spring-loaded terminal
• Frame Size: S0
• Mounting Position: Upright

Application

• Motor control for pumps, fans, compressors, and conveyors.
• Switching of heating elements and lighting circuits.
• Industrial automation and control systems.
• General power switching applications in machinery and equipment.

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