Siemens 3RT2047-1CL24-3MA0 Power Contactor 110 A, 55 kW / 400 V, 3-Pole, 230 V AC, 50/60 Hz Original Brand New

Overview

The Siemens 3RT2047-1CL24-3MA0 is a high-performance power contactor designed for industrial and commercial applications requiring reliable switching and control. With a current rating of 110 A and power handling of 55 kW at 400 V, this 3-pole contactor ensures efficient operation for demanding AC-3 and AC-3e loads. Equipped with a plugged-in varistor and auxiliary contacts (2 NO + 2 NC), it delivers optimal protection, versatility, and monitoring capabilities.

This compact S3-size contactor with screw terminals and a captive auxiliary switch provides quick installation, high durability, and seamless integration into electrical systems. Ideal for motor control and automation setups, it combines Siemens’ trademark reliability with advanced electrical performance.

Key Benefit

• High Performance & Reliability: Handles AC-3 and AC-3e loads up to 110 A / 55 kW, ensuring consistent operation under heavy-duty conditions.

• Enhanced Protection: Plugged-in varistor reduces voltage spikes, extending the lifespan of connected equipment.

• Versatile Control: Includes 2 NO + 2 NC auxiliary contacts for flexible switching and signaling options.

• Easy Installation: Screw terminals and compact S3 size simplify wiring and reduce panel space.

• Durable & Safe: Captive auxiliary switch prevents loose connections and ensures long-term reliability.

Function

• Switching and controlling motors in industrial circuits

• Overvoltage protection via integrated varistor

• Signal transmission via auxiliary contacts for automation systems

• Integration with PLCs and motor starters for enhanced control

• Reliable operation in 50/60 Hz AC networks

Technical Specification

• Product Number: Siemens 3RT2047-1CL24-3MA0

• Type: Power Contactor

• Rated Operational Current: 110 A

• Power Rating: 55 kW / 400 V

• Poles: 3

• Coil Voltage: 230 V AC, 50/60 Hz

• Auxiliary Contacts: 2 NO + 2 NC

• Terminals: Screw

• Varistor: Plugged-in for surge protection

• Size: S3

• Additional Features: Captive auxiliary switch

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