Siemens 3RT1466-6AT36 Power Contactor, 400A, 3-Pole, 575-600V AC/DC Original Brand New

Overview

The Siemens 3RT1466-6AT36 is a high-performance 3-pole power contactor engineered for demanding industrial switching applications. Designed for AC-1 operations up to 400 A, this contactor supports voltages up to 690 V, providing superior reliability and durability in heavy-duty electrical systems. With a coil control voltage of 575–600 V AC (50–60 Hz) and a DC drive option, it ensures stable and efficient control performance across a wide range of environments.

Equipped with 2 NO + 2 NC conventional auxiliary contacts and a robust busbar main circuit, this Siemens contactor guarantees easy installation and dependable connection integrity. The auxiliary circuits use screw terminal technology, ensuring secure wiring and long-term operational stability.

Features & Function

Electrical Performance

• AC-1 rated operational current: 400 A

• Rated operational voltage: Up to 690 V

• Coil voltage range: 575–600 V AC (50–60 Hz) / DC control

• 3-pole configuration for industrial switching tasks

Design & Build

• Integrated busbar main circuit for safer, quicker installation

• Screw terminals for auxiliary control wiring

• Suitable for operation at 40 °C ambient temperature

• High-quality Siemens build for long service life

Auxiliary Contact

• 2 Normally Open (NO)

• 2 Normally Closed (NC)

• Ideal for advanced signaling and interlocking applications

Benefit

• Reliable performance in high-current AC-1 applications

• Versatile control supported via AC or DC drive

• Enhanced safety through robust busbar connection design

• Easy installation and maintenance thanks to screw terminals

• Flexible integration into Siemens control systems and industrial panels

Application

The 3RT1466-6AT36 is the professional choice for switching tasks across various industrial sectors:

1. Heating Systems: Switching high-current resistance heating elements.

2. Power Distribution: Acting as a main disconnect or control for high-power feeders.

3. Lighting Circuits: Managing large industrial lighting installations.

4. Capacitor Banks: Controlled switching of power factor correction equipment.

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