Overview
The Siemens 3RT2046-3NB34-3MA0 is a robust and reliable power contactor designed for industrial and commercial applications. Engineered to handle high-power AC loads, it ensures precise switching and protection of motors, heaters, and other electrical equipment. Its compact S3 size, integrated varistor, and versatile terminal options make it a top choice for modern automation and control systems.
Key Benefit
-
High Current Capacity: Rated at 95 A and 45 kW/400 V, ideal for heavy-duty industrial applications.
-
Enhanced Protection: Integrated varistor safeguards against voltage spikes and transient overvoltages.
-
Versatile Connectivity: Screw terminals for the main circuit and spring-loaded terminals for control circuits ensure secure and fast installation.
-
Auxiliary Contacts: Includes 2 NO + 2 NC contacts for flexible control options.
-
Compact Design: Size S3 offers space efficiency without compromising performance.
-
Reliable Operation: Captive auxiliary switch prevents accidental disconnection and increases operational safety.
Function
-
Switching AC loads in industrial control circuits
-
Motor and heater protection
-
Integration in automation systems with auxiliary contact signaling
-
Overvoltage protection via integrated varistor
Application
This SIRIUS 3RT2 contactor is ideal for use in:
- Industrial motor control centers (MCCs).
- Pump and fan control systems.
- Material handling and conveyor systems.
- HVAC and refrigeration machinery.
- General three-phase machinery and equipment.
For more of our high-quality industrial automation products, visit turll today!













Reviews
There are no reviews yet.