3RT1466-6NB36

Description

Overview

The Siemens 3RT1466-6NB36 is a high-performance 3-pole power contactor designed for demanding industrial switching applications. Engineered for reliability, this contactor supports AC-1 400 A at 690 V under a 40 °C operating environment, making it ideal for heavy-duty power distribution and motor-control systems.

Featuring a 21–27.3 V AC (50/60 Hz) / DC operating range, PLC-compatible 24 V DC input, and an electronic drive, the 3RT1466-6NB36 ensures fast, efficient, and consistent switching performance. With integrated 2 NO + 2 NC auxiliary contacts, a busbar main circuit, and screw-terminal auxiliary connections, installers benefit from simplified wiring and long-term operational reliability.

Benefit

• High Switching Capacity – Supports up to 400 A AC-1 / 690 V, ensuring reliable operation in heavy-load applications.

• Industrial-Grade Durability – Designed for stable performance in challenging industrial environments up to 40 °C.

• PLC-Ready – Features a 24 V DC PLC input for seamless integration into automation systems.

• Efficient Electronic Drive – Enables faster response times, reduced wear, and increased efficiency.

• Flexible Connectivity – Includes 2 NO + 2 NC auxiliary contacts plus busbar main circuit for easy integration.

• Secure Screw-Terminal Auxiliary Circuit – Provides safe, stable, and vibration-resistant connections.

• Siemens Quality Assurance – Built to the highest standards for long service life and reliable operation.

Function

• On/Off switching of electrical loads in AC-1 utilization categories

• Reliable power distribution control for industrial systems

• Integration into automated processes via PLC compatibility

• Auxiliary signal switching through built-in NO/NC contacts

• Support for busbar-based main circuit installations

• Safe auxiliary wiring using screw terminals

Technical Highlights

• Product Type: Power Contactor

• Model: Siemens 3RT1466-6NB36

• Poles: 3-pole

• Utilization Category: AC-1

• Rated Current: 400 A

• Rated Voltage: 690 V

• Operating Temperature: Up to 40 °C

• Control Voltage (Uc): 21–27.3 V AC (50–60 Hz) / DC

• PLC Input: 24 V DC

• Drive Type: Electronic

• Auxiliary Contacts: 2 NO + 2 NC

• Main Circuit: Busbar connection

• Control/Auxiliary Circuit: Screw terminal

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