Siemens 3RT1055-6AT36 Power Contactor 150A, 75kW, 575-600V AC/DC Original Brand New

Overview

The Siemens 3RT1055-6AT36 is a high-performance power contactor from the trusted SIRIUS 3RT series, engineered for reliable and efficient switching of electric motors and other loads. This robust 3-pole contactor is designed to handle demanding industrial environments, offering a high AC-3e/AC-3 rating of 150 A and a power rating of 75 kW at 400 V. Its versatility is enhanced by the wide-range AC/DC control voltage (Uc: 575-600 V), making it suitable for a broad spectrum of applications.

Key Features & Benefit

• High Power Capacity: With a 150 A rating for AC-3e/AC-3 operation and 75 kW at 400 V, this contactor is built to manage heavy-duty loads, ensuring reliable performance in demanding industrial settings.
• Versatile Control: The conventional drive with a wide control voltage range of 575-600 V AC/DC provides flexibility in system design and integration.
• Integrated Auxiliary Contacts: The built-in 2 NO + 2 NC auxiliary contacts simplify wiring and offer additional functionality for control circuits and signaling without the need for external add-ons.
• Flexible Connection Options: The main circuit features a busbar connection for robust and high-current power distribution, while the control and auxiliary circuits utilize convenient screw terminals for secure and straightforward wiring.
• Durable and Reliable: As part of the Siemens SIRIUS family, the 3RT1055-6AT36 is manufactured to the highest quality standards, ensuring long-term operational stability and a long service life.

Function

The Siemens 3RT1055-6AT36 power contactor serves as an electromagnetic switching device for controlling electric motors and other resistive or inductive loads. When the control voltage is applied to the coil, it closes the main power contacts, allowing current to flow to the connected load. The integrated auxiliary contacts switch simultaneously, providing feedback and control signals to the automation system. The device is designed for use in various applications, including:

• Motor control centers (MCCs)
• Pump control systems
• Ventilation and HVAC systems
• Conveyor systems
• Industrial automation and machinery

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