Siemens Contactor AC-3, 9A/4kW, 400V, 1NC, AC 110V, 50/60Hz, size S00 Original Brand New

Overview: Siemens 3MT8009-1AF02G1A Compact Industrial Contactor

The Siemens 3MT8009-1AF02G1A is a highly efficient and reliable AC-3 contactor, perfectly suited for controlling smaller motors and resistive loads in a wide range of industrial and commercial applications. This compact 3-pole contactor, sized S00, is an essential component for streamlined motor control circuits, ensuring stable and safe operation. Designed for 400V main circuits, it can effectively manage currents up to 9 Amperes and power ratings of 4kW. A notable feature of this model is its 110V AC control coil, making the 3MT8009-1AF02G1A an excellent choice for systems requiring this common control voltage, ensuring seamless integration into various control panels across Indonesia.

Key Features & Specifications

• Model: Siemens 3MT8009-1AF02G1A
• Contactor Type: AC-3 (optimized for making, breaking, and occasional starting of squirrel-cage motors)
• Rated Current: 9 Amperes (A)
• Rated Power: 4 Kilowatts (kW) at 400V
• Rated Operational Voltage (Main Circuit): 400 Volts (V) AC
• Auxiliary Contacts: 1 Normally Closed (NC) for versatile control circuit integration and feedback.
• Control Coil Voltage: AC 110V (50/60 Hz) – compatible with widely used control voltages.
• Poles: 3-pole configuration for three-phase motor applications.
• Size: S00 (Extra-compact industrial size, ideal for space-constrained applications)
• Terminals: Secure screw terminal connections for straightforward and reliable wiring.
• Durability: Manufactured by Siemens, ensuring long service life and high operational reliability.

Function & Application

The Siemens 3MT8009-1AF02G1A Contactor serves as a vital 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 smaller industrial motors, fans, pumps, and heating elements. The specific 110V AC control coil allows for easy integration into automated control systems that utilize this voltage, enhancing both operational safety and overall system efficiency.

Common applications for this 9A 400V contactor include:

• Motor control for small machinery and equipment
• Control of conveyors and light industrial pumps
• HVAC systems and ventilation fan control
• Automated gate or barrier systems
• Integration into compact control panels where space is a premium.

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