Siemens 3RT2026-2AN20 Power Contactor SIRIUS, AC-3e/AC-3, 25A, 11kW, 220V AC, Size S0 with Spring-Loaded Terminals Original Brand New

Overview

The Siemens 3RT2026-2AN20 is a high-performance SIRIUS power contactor designed for the reliable switching of electrical loads. As part of the SIRIUS 3RT2 series, this robust 3-pole contactor is engineered for demanding industrial applications. It is rated for an operational current of 25 A and can switch motors up to 11 kW at 400 V. The compact Size S0 design makes it ideal for installation in tight control cabinets, while its integrated 220 V AC coil provides efficient and dependable operation.

This contactor is equipped with both normally open (1 NO) and normally closed (1 NC) auxiliary contacts, offering flexibility for control and signaling circuits. The innovative spring-loaded terminals ensure fast, reliable, and vibration-proof connections, significantly reducing wiring time and maintenance.

Benefit & Features

• High Performance: Optimized for AC-3e/AC-3 applications, providing reliable switching of motors and resistive loads.
• Compact Design: The Size S0 form factor allows for space-saving installation in control panels and machine enclosures.
• Fast & Secure Wiring: Spring-loaded terminals eliminate the need for screw tightening and re-tightening, ensuring a secure, maintenance-free connection even under vibration.
• Versatile Auxiliary Contacts: The built-in 1 NO + 1 NC auxiliary contacts offer enhanced functionality for interlocking, signaling, and control logic.
• Durable & Reliable: Built with Siemens’ renowned SIRIUS quality, guaranteeing a long service life and high operational reliability.
• Energy Efficient: The 220 V AC, 50/60 Hz coil is designed for efficient power consumption.
• Safety & Compliance: Meets international standards for safe and effective operation.

Function & Application

The Siemens 3RT2026-2AN20 power contactor serves as a crucial component in industrial control systems. Its primary function is to switch electric motors, heaters, and other electrical loads on and off. It is widely used in:

• Motor Control: As the main switching element in motor starters for pumps, fans, compressors, and conveyors.
• Industrial Automation: Integrated into control panels and systems for automated machinery.
• HVAC Systems: Controlling fans and compressors in heating, ventilation, and air conditioning units.
• Power Distribution: Switching power circuits and managing electrical loads in various commercial and industrial settings.

Technical Specification

• Product Name: Power Contactor SIRIUS 3RT2
• Product Number: 3RT2026-2AN20
• Operational Current: 25 A (at 400 V)
• Rated Power (AC-3e/AC-3): 11 kW (at 400 V)
• Number of Poles: 3
• Coil Voltage: 220 V AC, 50/60 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Terminal Type: Spring-loaded
• Frame Size: S0
• Mounting: Snap-on mounting onto DIN rail
• Operating Temperature: -25 to +60 °C

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