Siemens SIRIUS 3RT2027-2AB00 Power Contactor 3-Pole, 32A, 15kW, 24V AC Control, Spring-Loaded Terminals Original Brand New

Overview

The Siemens SIRIUS 3RT2027-2AB00 is a high-performance power contactor engineered for reliable switching of motors and other electrical loads. Part of the renowned SIRIUS modular system, this compact Size S0 contactor is ideal for demanding industrial applications. It features a robust design, a wide operating range, and user-friendly spring-loaded terminals that ensure fast and secure wiring, significantly reducing installation time and maintenance efforts.

Key Features

• High Performance: Rated for AC-3e/AC-3 applications, handling up to 32 A and 15 kW at 400 V.
• Efficient Control: Operates with a 24 V AC, 50 Hz control voltage, suitable for various control circuits.
• 3-Pole Design: Provides reliable switching for three-phase motor applications.
• Integrated Auxiliary Contacts: Includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact for feedback, interlocking, and control circuit functionality.
• Innovative Spring-Loaded Terminals: This technology provides vibration-proof and maintenance-free connections, ensuring high operational reliability. It eliminates the need for screw tightening and re-tightening, making it perfect for dynamic and high-vibration environments.
• Compact Size S0: Its small footprint saves valuable space within control panels and cabinets.
• Durable and Reliable: Built to Siemens’ high-quality standards for long service life and dependable operation.

Benefit

• Reduced Installation Time: The spring-loaded terminals allow for quick, tool-free wiring, slashing labor costs and project timelines.
• Enhanced Reliability: The vibration-proof connections prevent loosening, ensuring a consistently secure and reliable electrical connection.
• Space-Saving Design: The compact Size S0 form factor allows for higher component density in control cabinets.
• Versatile Application: Suitable for a broad range of applications, including motor control, lighting circuits, and resistive loads.
• Simplified Maintenance: The maintenance-free terminals reduce ongoing service costs and downtime.

Function

The Siemens 3RT2027-2AB00 power contactor is designed to make and break a power circuit, functioning as an electrically operated switch. It is primarily used for switching AC motors on and off. The integrated auxiliary contacts provide a signal to the control system, indicating the status of the main contacts (e.g., whether the motor is on or off), which is essential for control logic, interlocking safety circuits, and visual indicators.

Technical Specification

• Product Number: 3RT2027-2AB00
• Product Type: Power Contactor
• Series: Siemens SIRIUS
• Number of Poles: 3
• Rated Operational Current (AC-3e/AC-3): 32 A
• Rated Power (AC-3e/AC-3): 15 kW at 400 V
• Control Voltage: 24 V AC, 50 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Termination Type: Spring-loaded terminal
• Size: S0

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