Overview
The Siemens 3RT2046-1AN20 is a high-performance power contactor designed for reliable motor switching and control in industrial applications. Built with Siemens’ renowned engineering quality, this 3-pole contactor supports AC-3e/AC-3 operation, delivering up to 95 A and 45 kW at 400 V, making it ideal for demanding motor loads. Equipped with a 220 V AC, 50/60 Hz coil and integrated auxiliary contacts (1 NO + 1 NC), it ensures safe, efficient, and flexible system integration.
This unit features a durable screw terminal design and compact S3 size, making installation and maintenance simple and secure.
Benefit
-
High Reliability: Engineered for long operational life in heavy-duty environments.
-
Versatile Application: Suitable for motor loads under AC-3e/AC-3 categories.
-
Easy Installation: Screw terminals and compact S3 form factor optimize setup time.
-
Built-In Safety: Comes with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact for enhanced control safety.
-
Energy Efficient: Efficient 220V AC coil reduces power consumption and heat output.
Function
-
Motor Switching & Control: Ideal for starting, stopping, and reversing three-phase motors.
-
Load Management: Designed to handle 95 A motor operational current reliably.
-
System Protection: Auxiliary contacts enable status feedback and control interlocks.
-
Industrial Automation Integration: Perfect for use in control panels, machinery, HVAC systems, and manufacturing equipment.
For more products and comprehensive technical documentation, please visit turll.














