Siemens 3MT8065-1AQ04 Contactor AC-3, 65A/30kW, 400V, 2NO2NC, 380 VAC, 50 Hz, 3-pole, size S2 Original Brand New

Overview: Siemens 3MT8065-1AQ04 High-Performance Industrial Contactor

The Siemens 3MT8065-1AQ04 is a high-performance AC-3 contactor specifically engineered for reliable switching of motors and other inductive loads in a wide range of industrial and commercial environments. This robust 3-pole contactor, sized S2, is a crucial component for motor control circuits, offering exceptional durability and operational stability. Designed for 400V applications, it can efficiently handle currents up to 65 Amperes and power ratings of 30kW, ensuring seamless integration into various electrical systems. The 3MT8065-1AQ04 combines compact design with powerful capabilities, making it an ideal choice for both new installations and system upgrades requiring a dependable and efficient power switching solution.

Key Features & Specification

• Model: Siemens 3MT8065-1AQ04
• Contactor Type: AC-3 (optimized for making, breaking, and occasional starting of squirrel-cage motors)
• Rated Current: 65 Amperes (A)
• Rated Power: 30 Kilowatts (kW) at 400V
• Rated Operational Voltage (Main Circuit): 400 Volts (V) AC
• Auxiliary Contacts: 2 Normally Open (NO) + 2 Normally Closed (NC) for extensive control circuit flexibility, enabling complex interlocking and feedback solutions.
• Control Coil Voltage: 380 VAC (50 Hz) – compatible with common industrial control voltages globally.
• Poles: 3-pole configuration for three-phase motor applications.
• Size: S2 (A versatile industrial size for this current range)
• Terminals: Secure screw terminal connections for straightforward, reliable, and robust wiring.
• Durability: Manufactured by Siemens, ensuring long service life and high operational reliability in demanding conditions.

Function & Application

The Siemens 3MT8065-1AQ04 Contactor serves as an essential electromagnetic switch, enabling the remote and automated control of power flow to electrical equipment. Its primary function is to safely and efficiently establish or interrupt electrical connections in main power circuits, typically for starting, stopping, and protecting industrial motors, heating elements, and lighting systems. The 380 VAC control coil allows for easy and efficient integration into automated control systems, enhancing both operational safety and overall system efficiency.

Common applications for this 65A 400V contactor include:

• Motor control in manufacturing plants, factories, and production lines.
• Control of pumps, compressors, and fans in industrial settings.
• Ventilation and HVAC systems for commercial and industrial buildings.
• Conveyor belt operations and material handling systems.
• Industrial lighting circuits and power distribution boards.
• Integration into automated machinery and control panels.

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