Overview
The Siemens SIRIUS 3RT2046-1AB04 is a robust and high-performance power contactor designed for reliable switching of motors and other resistive loads. This 3-pole contactor is rated for 95A (AC-3e/AC-3) and is capable of handling up to 45 kW at 400V. Part of the innovative SIRIUS series, it offers a compact design (Size S3) and is equipped with a 24V AC, 50 Hz control voltage. The contactor features a built-in auxiliary switch block with 2 NO (Normally Open) and 2 NC (Normally Closed) contacts, which is a removable component for enhanced flexibility and easy maintenance. The reliable screw terminals ensure secure and hassle-free wiring.
Key Features & Function
- High Power Rating: Designed for demanding applications with a 95A (AC-3e/AC-3) current rating and a motor power rating of 45 kW at 400V.
- Versatile Application: Ideal for switching a wide range of loads, including squirrel-cage motors, heaters, and lighting systems.
- 3-Pole Configuration: Provides efficient and safe control for three-phase systems.
- 24V AC Control Voltage: Standard control voltage for seamless integration into various industrial control circuits.
- Built-in Auxiliary Contacts: Includes a 2 NO + 2 NC auxiliary switch block, providing essential feedback and interlocking functions.
- Removable Auxiliary Switch: Offers ease of installation, replacement, and troubleshooting.
- Screw Terminals: Ensures a secure and reliable electrical connection.
- Compact Design: The Size S3 footprint saves valuable space in control cabinets.
- Durable and Reliable: Built to meet rigorous industrial standards, ensuring a long operational life.
Benefit
- Enhanced System Reliability: Delivers consistent and dependable performance in a variety of industrial environments.
- Cost-Effective Solution: A durable and long-lasting component that reduces the need for frequent replacements and maintenance.
- Space-Saving: Its compact Size S3 design helps optimize cabinet layout and reduce overall panel size.
- Easy to Integrate: Standard control voltage and screw terminals simplify installation and wiring.
- Flexible Functionality: The built-in, removable auxiliary switch block provides greater control and diagnostic capabilities.
- Global Recognition: As a Siemens SIRIUS product, it is a trusted component in automation and control systems worldwide.
Technical Specification
- Product Number: 3RT2046-1AB04
- Type: Power Contactor
- Series: Siemens SIRIUS 3RT2
- AC-3e/AC-3 Rating: 95 A
- Motor Power Rating: 45 kW @ 400 V
- Poles: 3
- Control Voltage: 24 V AC, 50 Hz
- Auxiliary Contacts: 2 NO + 2 NC (Removable)
- Terminals: Screw Terminals
- Size: S3
Application
- Motor control and switching
- Pump systems
- Ventilation and HVAC systems
- Conveyor systems
- Compressors
- General industrial machine control
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