Overview
The Siemens 3RT1466-6SF36 is a high-performance AC-1 400 A power contactor engineered for demanding industrial switching applications. With a 3-pole configuration, a rated operational voltage of 690 V, and a wide coil voltage range of 96–127 V AC (50–60 Hz) / DC, this contactor offers superior reliability and efficiency. Its electronic drive, F-PLC 24 V DC input, and integrated auxiliary contacts (2 NO + 2 NC) make it ideal for advanced automation and control systems.
Designed for durability and ease of installation, the 3RT1466-6SF36 features busbar main circuit connections and screw-terminal auxiliary circuits, ensuring secure and stable electrical connections. It is built for continuous operation at 40 °C, making it an excellent choice for harsh industrial environments.
Benefit
- High Switching Performance – Perfect for AC-1 applications up to 400 A, supporting heavy-duty resistive loads.
- Flexible Control Voltage – Operates on 96–127 V AC/DC, ideal for global installations.
- Enhanced Automation Compatibility – F-PLC input (24 V DC) ensures seamless control integration.
- Reliable Operation in Tough Conditions – Designed for ambient temperatures up to 40 °C.
- Secure Connection Technology – Busbar connection for main circuits, screw terminals for auxiliary circuits.
- Reduced Downtime – Electronic drive system improves response and extends operational life.
Features & Function
Electrical Specifications
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Application Category: AC-1
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Rated Current: 400 A
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Rated Voltage: 690 V
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Poles: 3-pole
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Ambient Temperature: 40 °C
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Coil Voltage: 96–127 V AC (50/60 Hz) / 96–127 V DC
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Drive Type: Electronic
Control & Connectivity
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F-PLC Input: 24 V DC
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Auxiliary Contacts: 2 NO + 2 NC
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Main Circuit Connection: Busbar
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Auxiliary Circuit Terminals: Screw terminals
Construction & Design
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Heavy-duty Siemens SIRIUS contactor design
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Compact and efficient for panel integration
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High endurance for continuous industrial workloads
For more industrial automation products, including the full range of Siemens SIRIUS contactors, visit Turll today!













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