Siemens 3RT1955-5AR32 Withdrawable Drive for 3RT105/3RT145 Contactors 440-480V AC/DC, Spring-Type Terminal Original Brand New

Overview

The Siemens 3RT1955-5AR32 is a state-of-the-art withdrawable drive designed for seamless integration with Siemens 3RT105 and 3RT145 contactors. This essential component provides a highly efficient and reliable solution for controlling contactor operation in a wide range of industrial applications. Featuring a versatile 440-480V AC (50-60 Hz) / DC operation, this drive is engineered for global compatibility and superior performance. Its innovative spring-type terminal design ensures quick, secure, and maintenance-free connections, making installation both easy and reliable.

Key Features & Benefit

• Universal Compatibility: Specifically designed for Siemens 3RT105 and 3RT145 contactors, ensuring perfect fit and function.
• Flexible Voltage Operation: Operates efficiently on both AC (440-480V, 50-60 Hz) and DC (440-480V) power supplies, providing greater flexibility in diverse power systems.
• Dual Operating Mechanisms: Includes both Standard and Economy circuit operating mechanisms, allowing for optimized energy consumption and tailored performance based on application needs. The economy circuit reduces holding power once the contactor is energized, minimizing heat and saving energy.
• Spring-Type Terminals: The innovative spring-type connection technology provides a vibration-proof, gas-tight, and maintenance-free connection, significantly reducing installation time and increasing operational reliability.
• Enhanced Reliability: Built to Siemens’ rigorous quality standards, the 3RT1955-5AR32 ensures long-term performance and minimal downtime in demanding industrial environments.

Function

The Siemens 3RT1955-5AR32 withdrawable drive serves as the control interface for the contactor, allowing it to be energized and de-energized. It manages the switching action of the contactor’s main contacts, enabling the control of motors, lighting, and other industrial loads. The withdrawable design simplifies maintenance and replacement, as the drive can be easily removed and reinstalled without disrupting the entire contactor setup. This functionality is crucial for applications requiring high availability and quick servicing.

Technical Specification

• Product Number: Siemens 3RT1955-5AR32
• Product Type: Withdrawable Drive
• Compatible Contactors: Siemens 3RT105, Siemens 3RT145
• Voltage: 440-480V AC (50/60 Hz) / DC
• Operating Mechanism: Standard, Economy Circuit
• Terminal Type: Spring-Type Terminal
• Series: SIRIUS

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