Siemens 3MT8170-1AQ07 Contactor AC-3, 170A, 90kW, 4NO+4NC, 380V 50Hz, S8 Original Brand New

Overview

The Siemens 3MT8170-1AQ07 is a robust and high-performance AC-3 rated contactor, engineered for demanding industrial motor control applications. Part of Siemens’ trusted SIRIUS modular system, this 3-pole contactor is designed to efficiently switch high inductive load, such as squirrel-cage motors, under AC-3 utilization category. With an impressive current rating of 170A (at 400V) and a power rating of 90kW, it’s ideally suited for heavy-duty machinery and industrial processes requiring reliable power switching. Its compact Size S8 design and user-friendly screw terminals make installation straightforward while ensuring secure electrical connection.

Key Benefit

• Reliable Performance: Built to Siemens’ rigorous quality standards, ensuring long-term reliability and operational stability in industrial environments.
• High Power Handling: Rated for 170 Amps (AC-3) and 90kW, capable of managing significant motor loads with efficiency.
• Versatile Auxiliary Contacts: Features 4 normally open (4NO) and 4 normally closed (4NC) auxiliary contacts, providing extensive flexibility for control circuits, signaling, and interlocking.
• Industrial Grade Durability: Designed for continuous operation in harsh industrial conditions, offering exceptional mechanical and electrical endurance.
• Easy Installation: Equipped with robust screw terminals for secure and straightforward wiring, reducing installation time and effort.
• Optimized for Motor Control: Specifically designed for AC-3 application, ensuring efficient and safe switching of squirrel-cage motors and other inductive load.
• Global Compatibility: Operates on 380 VAC at 50 Hz, suitable for a wide range of international industrial power system.

Function

• Motor Switching: Primarily functions as a robust switch for starting, stopping, and reversing three-phase squirrel-cage motor.
• Load Control: Control the flow of electrical current to various inductive load, ensuring efficient power management.
• Auxiliary Signaling: The integrated 4NO+4NC auxiliary contacts provide feedback to control systems, indicate operational status (e.g., contactor ON/OFF), and facilitate interlocking functionalities.
• Overload Protection Integration: Can be easily integrated with thermal overload relay or electronic overload relay to provide comprehensive motor protection.
• Remote Control: Enables remote operation of motors and other loads when integrated into a control circuit.

Application

The Siemens 3MT8170-1AQ07 Contactor is an ideal choice for a wide array of industrial applications including:

• Heavy-duty pump system
• Large fan and ventilation system
• Conveyor belt system
• Compressor
• Machine tool
• Material handling equipment
• HVAC systems in industrial setting
• Any application requiring reliable control of high-power three-phase motor

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