Siemens 3MT8032-1AM04 Contactor AC-3, 32A/15kW, 400V, 2NO2NC, AC 220V, 50Hz, size S0 Original Brand New

Overview: Siemens 3MT8032-1AM04 Industrial Contactor for Motor Control

The Siemens 3MT8032-1AM04 is a high-quality AC-3 contactor specifically engineered for the reliable and efficient switching of motors and other inductive loads across a wide range of industrial and commercial applications. This durable 3-pole contactor, sized S0, is an essential component for effective motor control circuits, ensuring stable and safe operation. Designed for 400V main circuits, it efficiently handles currents up to 32 Amperes and power ratings of 15kW. A key feature of this model is its 220V AC control coil (50Hz), making the 3MT8032-1AM04 an ideal choice for systems utilizing this common control voltage, ensuring seamless integration into diverse control panels globally.

Key Features & Specification

• Model: Siemens 3MT8032-1AM04
• Contactor Type: AC-3 (optimized for making, breaking, and occasional starting of squirrel-cage motors)
• Rated Current: 32 Amperes (A)
• Rated Power: 15 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 advanced interlocking, status feedback, and signaling.
• Control Coil Voltage: AC 220V (50 Hz) – compatible with a widely adopted industrial control voltage.
• Poles: 3-pole configuration for efficient three-phase motor applications.
• Size: S0 (Standard industrial size for this current range, offering a balance of compactness and capability)
• Terminals: Secure screw terminal connections for straightforward, reliable, and robust wiring.
• Durability: Manufactured by Siemens, ensuring long service life and high operational reliability even in demanding industrial environments.

Function & Application

The Siemens 3MT8032-1AM04 Contactor serves as a vital electromagnetic switch, enabling precise remote and automated control over electrical equipment. Its primary function is to safely and efficiently establish or interrupt electrical connections in main power circuits, commonly for starting, stopping, and protecting industrial motors, heating elements, and lighting systems. The specific 220V AC control coil allows for direct and easy integration into automated control systems that utilize this voltage, significantly enhancing both operational safety and overall system efficiency across various sectors.

Common applications for this 32A 400V contactor include:

• Motor control in manufacturing facilities, pumping stations, and HVAC systems.
• Control of conveyors, fans, and small to medium-sized industrial machinery.
• Power switching for lighting circuits and resistive loads in commercial buildings.
• Integration into automated process control and building management systems.
• Applications requiring reliable auxiliary contacts for feedback and interlocks.

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