Siemens 3RT2026-2FB40 Power Contactor, 25A 11kW 400V, 3-Pole, 24V DC Coil Original Brand New

Overview

The Siemens 3RT2026-2FB40 power contactor is designed for efficient control of electric motors and other high-load applications. Part of Siemens’ proven SIRIUS series, this 3-pole contactor offers dependable performance, compact design, and advanced protection features. With a 24V DC coil, integrated diode combination, and auxiliary contacts, it ensures seamless integration in modern automation and industrial systems.

Key Features

• Rated Operating Current: 25 A (AC-3/AC-3e duty)

• Motor Power Rating: 11 kW at 400 V

• Poles: 3-Pole main circuit

• Control Voltage: 24 V DC with plugged-in diode combination

• Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

• Terminal Type: Spring-loaded terminals for quick installation

• Size: Compact S0 design for space-saving panel layouts

Benefit

• Reliable Motor Control: Engineered for long-lasting performance under heavy electrical loads.

• Efficient Switching: Ideal for frequent operation and motor start-stop cycles.

• Easy Installation: Spring-loaded terminals simplify wiring and reduce maintenance time.

• Enhanced Safety: Integrated diode combination for coil protection and reduced interference.

• Energy Efficient: Optimized power consumption and compliance with international standards.

Function

The Siemens 3RT2026-2FB40 functions as an electromechanical switch for controlling AC motors and electrical loads. It operates by energizing its 24V DC coil to close or open the 3-pole contacts, enabling or interrupting current flow. The built-in diode combination protects the control circuit from voltage spikes, while the auxiliary contacts provide status feedback for monitoring and automation systems.

Application

• Industrial motor control systems

• Conveyor and automation systems

• HVAC and pumping equipment

• Power distribution panels

• Process control and manufacturing lines

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