Siemens 3RT2027-1BB44 Power Contactor 32A, 15kW, 24V DC, S0 Size, 2 NO + 2 NC Aux Contact Original Brand New

Overview

The Siemens 3RT2027-1BB44 is a high-performance SIRIUS 3RT2 series power contactor engineered for efficient and reliable motor switching in a wide range of industrial applications. Designed to meet the demands of modern electrical systems, this contactor is built to the highest quality standards, ensuring long-term durability and operational safety. With its compact Size S0 frame, it offers a space-saving solution without compromising on power or functionality.

Key Features

• High-Rated Performance: Rated for AC-3e/AC-3 operation at 32 A and a maximum power of 15 kW at 400 V, making it suitable for standard and heavy-duty motor loads.
• 3-Pole Configuration: Provides robust and reliable switching for three-phase motor applications.
• Versatile Control: Operates on a 24 V DC control voltage, ensuring compatibility with common industrial control systems and PLCs.
• Comprehensive Auxiliary Contacts: Equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, allowing for flexible integration into control circuits for status indication, interlocking, and other control functions.
• Secure Connections: Features user-friendly screw terminals for simple and secure wiring, ensuring reliable electrical connections and easy maintenance.
• Removable Auxiliary Switch: The auxiliary switch block can be easily removed, providing enhanced flexibility for configuration and replacement.
• Compact Design: The Size S0 frame allows for efficient use of panel space, making it an excellent choice for installations with limited room.

Benefit

• Reliability: Built with Siemens’ renowned quality and engineering, this contactor offers exceptional operational reliability and a long service life.
• Efficiency: The high-efficiency design minimizes power loss, contributing to lower energy consumption and reduced operational costs.
• Safety: Integrated safety features and robust construction ensure safe and dependable performance, protecting both personnel and equipment.
• Flexibility: The combination of a 3-pole main circuit, 2 NO + 2 NC auxiliary contacts, and a removable switch offers unparalleled flexibility for diverse application requirements.
• Ease of Installation & Maintenance: Screw terminals and a compact design simplify the installation process, while the removable auxiliary switch makes maintenance and modifications straightforward.

Function

• Motor Switching: Primarily functions to switch three-phase motors ON and OFF.
• Load Control: Suitable for controlling other resistive and inductive loads, such as heating elements and lighting systems.
• Remote Operation: Can be controlled remotely via the 24V DC coil voltage, ideal for automated systems.
• Circuit Interlocking: The auxiliary contacts can be used for electrical interlocking to prevent unintended motor starts or ensure a specific sequence of operations.
• Status Indication: The NO/NC contacts can be wired to PLCs or indicator lights to provide real-time feedback on the contactor’s status (e.g., ON/OFF).

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