3RT1055-2AU36

Description

Overview

The Siemens 3RT1055-2AU36 is a high-performance power contactor designed for industrial applications requiring reliable switching and control of motors and other heavy electrical loads. Built for durability and efficiency, this 3-pole contactor delivers superior performance in AC and DC applications, with integrated auxiliary contacts for versatile control. Its combination of busbar main circuit and spring-loaded auxiliary terminals ensures fast, secure connections for complex electrical setups.

Key Features & Benefits

High Current Capacity:

• Rated at 150 A and 75 kW at 400 V AC, suitable for heavy-duty industrial applications.

Flexible Control Options:

• 3-pole design with 2 NO + 2 NC auxiliary contacts for precise control and monitoring.

Reliable Operation:

• Conventional main circuit ensures stable performance.

• Busbar design enables easy integration into switchgear setups.

• Spring-loaded auxiliary terminals provide secure and fast connections.

Versatile Voltage Compatibility:

• AC-3e/AC-3 operation at 50–60 Hz.

• DC control voltage up to 240–277 V.

Durable & Efficient:

• Designed for long service life under demanding industrial environments.

• Ensures minimal maintenance and high operational efficiency.

Functionality

The Siemens 3RT1055-2AU36 contactor is used for controlling and switching electric motors, resistive loads, and industrial equipment. It is suitable for:

• Motor starters and control circuits

• Automation and manufacturing systems

• Heavy-duty switching applications

• Auxiliary control integration

For more Siemens SIRIUS products, including contactors, overload relays, and motor control components, visit Turll today and request your competitive quote!