Siemens 3RT2526-2BF40 Power Contactor AC-3, 25A, 11kW/400V, 4-Pole, 110V DC Coil, S0 Size Original Brand New

Overview

The Siemens 3RT2526-2BF40 is a high-performance industrial power contactor designed for reliable motor switching and control in demanding environments. Engineered under the world-renowned Siemens SIRIUS product line, this 4-pole contactor ensures optimal efficiency, long service life, and compatibility with a wide range of industrial applications. With its AC-3 category rating of 25 A and power handling capacity of 11 kW at 400 V, it offers dependable performance for motor control circuits.

Technical Features & Functions

• Type: Power contactor

• Model: Siemens 3RT2526-2BF40

• Utilization Category: AC-3

• Rated Operational Current: 25 A

• Power Rating: 11 kW at 400 V

• Coil Voltage: 110 V DC

• Poles: 4-pole

• Main Contacts: 2 NO (normally open) + 2 NC (normally closed)

• Auxiliary Contacts: 1 NO + 1 NC

• Terminal Type: Spring-loaded terminals

• Size: S0

Benefit

• Reliable Motor Control: Perfectly suited for standard applications like controlling 11kW three-phase electric motors.

• Fast, Secure Wiring: Spring-loaded terminals (also known as push-in terminals) offer quicker installation than screw terminals and maintain a consistently high contact force, even under vibration.

• DC Coil Efficiency: The 110 V DC coil ensures low holding power, contributing to energy savings and reduced heat generation in the control cabinet.

• High Flexibility: The 4-pole configuration and integrated 2NO + 2NC main contacts offer maximum flexibility for applications requiring simultaneous switching of both power and auxiliary circuits.

• System Integration: Part of the comprehensive Siemens SIRIUS portfolio, ensuring perfect compatibility with other switching and protection devices like circuit breakers and overload relays.

Application

This contactor is ideal for use in:

• Machine Tools

• Pumps and Ventilation Systems

• Conveyor Systems

• HVAC and Refrigeration Equipment

• General Industrial Automation and Control Panels

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