3RT1055-2AF36

Description

Overview

The Siemens 3RT1055-2AF36 is a robust power contactor designed for demanding industrial applications. It is ideal for controlling motors, heating circuits, and other high-power AC and DC loads. Built with precision and reliability in mind, this 3-pole contactor ensures efficient switching and long-term durability.

Key Features & Benefit

• High Current Capacity: AC-3e/AC-3 rated at 150 A, supporting up to 75 kW / 400 V AC.

• Reliable Control: DC control voltage Uc: 110-127 V ensures smooth operation of the main circuit.

• Auxiliary Contacts: Equipped with 2 NO + 2 NC contacts for flexible control options.

• Durable Construction: Conventional main circuit busbar and spring-loaded auxiliary terminals for secure connections.

• Versatile Use: Suitable for motor starters, industrial machinery, and automation systems.

• Energy Efficient & Safe: Designed to minimize energy losses and improve operational safety.

Function

• Switching high-power AC and DC circuits

• Motor control and protection

• Integration with control panels and automation systems

• Auxiliary signaling and monitoring

Technical Specification

• Product Number: 3RT1055-2AF36

• Type: Power Contactor

• Poles: 3-pole

• Main Circuit Rating: AC-3e/AC-3, 150 A, 75 kW / 400 V AC (50-60 Hz)

• Control Voltage (Uc): DC 110-127 V

• Auxiliary Contacts: 2 NO + 2 NC

• Drive Type: Conventional

• Connection Type: Busbar for main circuit, spring-loaded terminal for auxiliary circuit

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