Siemens 3RT2016-1DB47 SIRIUS Power Contactor, 9A, 4kW, 24V DC, Varistor, 3NO+2NC Aux, Screw Terminal Original Brand New

Overview

The Siemens 3RT2016-1DB47 is a high-performance SIRIUS innovations power contactor designed for reliable and efficient switching of three-phase loads. Part of the SIRIUS 3RT2 series, this compact size S00 contactor is engineered for demanding industrial applications.

It features a robust design, a wide range of auxiliary contacts (3 NO + 2 NC), and a 24 V DC operating coil with a pre-installed varistor for surge protection. The screw terminals ensure a secure and durable electrical connection, while the removable auxiliary switch provides flexibility for various control circuit configurations.

Key Features & Specification

• Product Number: 3RT2016-1DB47
• Contactor Type: Power Contactor, AC-3e/AC-3
• Rated Current (AC-3e/AC-3): 9 A
• Rated Power (400 V): 4 kW
• Number of Poles: 3-pole
• Operating Voltage: 24 V DC
• Integrated Varistor: Yes (for coil surge suppression)
• Auxiliary Contacts: 3 NO + 2 NC (Normally Open + Normally Closed)
• Connection Type: Screw Terminal
• Size: S00
• Auxiliary Switch: Removable for enhanced flexibility

Benefit

• Exceptional Reliability: Built with Siemens’ renowned engineering, this contactor provides long-lasting and dependable performance in industrial environments.
• Compact & Space-Saving: The small S00 size allows for high-density installation in control panels, optimizing valuable cabinet space.
• Enhanced Coil Protection: The integrated varistor protects the control circuit from voltage spikes, extending the life of the coil and other sensitive components.
• Versatile Control: The generous configuration of 3 NO and 2 NC auxiliary contacts offers multiple options for signaling, interlocking, and control circuit design.
• Easy Installation & Maintenance: Screw terminals provide a secure connection, and the removable auxiliary switch simplifies wiring and modification.
• Global Standards Compliance: Designed and manufactured to meet international standards (IEC, UL, CSA, etc.), ensuring suitability for a wide range of applications worldwide.

Function

The Siemens 3RT2016-1DB47 power contactor is primarily used for the following functions:

• Switching Motors: It is ideal for the ON/OFF switching of three-phase squirrel-cage motors, especially for applications where reliable motor control is essential.
• Controlling Resistive Loads: The contactor can also be used to switch resistive loads such as heating elements or lighting systems.
• Remote Control: It enables the remote control of high-power electrical circuits via a low-power control signal (24 V DC).
• Circuit Interlocking: The auxiliary contacts facilitate the creation of electrical interlocks to prevent hazardous conditions, such as simultaneous motor operation in opposing directions.

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