Siemens SIRIUS 3RT2016-2FB44-3MA0 Power Contactor, 9A, 4kW, 24V DC with Diode, 2NO+2NC, Spring-Loaded Terminal Original Band New

Overview

The Siemens SIRIUS 3RT2016-2FB44-3MA0 is a high-performance, 3-pole power contactor designed for reliable switching of motors and electrical loads. This compact S00 size contactor is rated for AC-3e/AC-3 operation at 9 A and up to 4 kW at 400 V. Its standout features include a 24V DC operating coil with an integrated diode, ensuring robust and efficient control.

The contactor is equipped with two normally open (2 NO) and two normally closed (2 NC) auxiliary contacts, providing flexibility for control and signaling circuits. The innovative spring-loaded terminal connections simplify wiring, saving time and ensuring a secure, vibration-proof connection.

Key Features & Benefit

• Reliable Performance: Rated for AC-3e/AC-3 operation, guaranteeing dependable switching for a wide range of motor applications.
• Integrated Diode: The built-in diode in the 24V DC coil protects the control circuit from voltage spikes, extending the lifespan of the PLC and other sensitive components.
• Space-Saving Design: The compact S00 size allows for high-density installation in control panels, optimizing space utilization.
• Effortless Wiring: Spring-loaded terminals offer fast, easy, and maintenance-free connections, eliminating the need for retightening.
• Versatile Auxiliary Contacts: The integrated 2 NO + 2 NC auxiliary contacts provide ample options for interlocking, status signaling, and control logic.
• High Durability: Captive auxiliary switch ensures the contacts are securely held, preventing accidental dislodgement during installation or operation.
• Global Standard: As part of the Siemens SIRIUS family, this contactor meets international standards for quality and safety.

Technical Specification

• Product Number: 3RT2016-2FB44-3MA0
• Series: Siemens SIRIUS 3RT2
• Contactor Type: Power Contactor
• Number of Poles: 3-pole
• Rated Operational Current (AC-3e/AC-3): 9 A
• Rated Power (AC-3e/AC-3): 4 kW at 400 V
• Operating Voltage: 24 V DC (with integrated diode)
• Auxiliary Contacts: 2 NO + 2 NC
• Terminal Type: Spring-loaded terminal
• Size: S00
• Special Features: Captive auxiliary switch

Application

The Siemens 3RT2016-2FB44-3MA0 is ideal for a wide range of industrial applications, including:

• Motor control and starting
• Lighting systems
• Heating circuits
• HVAC systems
• General load switching in machinery and plant engineering

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