Siemens 3RT1054-2AR36 Power Contactor 115A, 55kW / 400V, AC/DC, 3-Pole with Auxiliary Contacts Original Brand New

Overview

The Siemens 3RT1054-2AR36 is a robust, high-performance 3-pole power contactor from the globally recognized SIRIUS 3RT1 series. Engineered for switching electric motors and other industrial loads, this contactor offers exceptional reliability and a long service life of up to 10 million mechanical switching cycles. Its design is optimized for efficiency and space-saving in control cabinets, complying with the latest standards like the new AC-3e utilization category.

Key Benefit

• High Load Capacity: Rated for AC-3e/AC-3 up to 115 A and 55 kW / 400 V, suitable for heavy-duty industrial applications.

• Flexible Control Options: Works with AC (50-60 Hz) and DC circuits up to 480 V.

• Auxiliary Contacts: 2 NO + 2 NC contacts provide enhanced control and monitoring capabilities.

• Durable Construction: Spring-loaded terminals ensure secure connections for auxiliary circuits.

• Efficient Installation: Conventional main circuit design with busbar control simplifies wiring.

Function & Application

The Siemens 3RT1054-2AR36 is used for:

• Motor starters and control panels

• Industrial automation systems

• Switching and controlling AC/DC loads

• Electrical protection in high-power circuits

It ensures reliable performance, energy efficiency, and long-term operational stability.

Technical Specification

• Type: Power Contactor

• Rated Current: 115 A

• Rated Power: 55 kW / 400 V

• Poles: 3

• Auxiliary Contacts: 2 NO + 2 NC

• Control Voltage: AC (50-60 Hz) / DC Uc: 440-480 V

• Main Circuit: Busbar

• Auxiliary Circuit: Spring-loaded terminal

• Drive Type: Conventional

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