Overview
The Siemens 3RT2026-2EL20 is a high-performance SIRIUS 3RT2 power contactor designed for reliable switching of motors and other electrical loads. This 3-pole contactor is engineered for AC-3e/AC-3 applications, handling up to 25 A and 11 kW at 400 V. Its compact Size S0 design makes it ideal for space-constrained industrial control panels.
Featuring a 230 V AC control voltage, a pre-installed RC element for surge suppression, and robust spring-loaded terminals, this contactor offers a secure, vibration-resistant connection and simplified wiring. It also includes one normally open (1 NO) and one normally closed (1 NC) auxiliary contact for enhanced control and signaling capabilities.
Benefit
- Reliable Performance: Built to Siemens' rigorous quality standards, the SIRIUS 3RT2 series ensures long-term operational reliability and switching efficiency.
- Space-Saving Design: The compact Size S0 form factor allows for higher density installations in control cabinets, optimizing valuable panel space.
- Simplified Wiring: Innovative spring-loaded terminals provide fast, tool-free wiring, reducing installation time and ensuring a secure, maintenance-free connection.
- Integrated Surge Protection: The pre-installed RC element protects the control circuit from voltage spikes, extending the lifespan of the contactor and associated components.
- Versatile Functionality: With 1 NO + 1 NC auxiliary contacts, this contactor can be easily integrated into complex control circuits for status indication and interlocking functions.
- Global Recognition: As part of the SIRIUS family, the 3RT2026-2EL20 is globally recognized and widely used, ensuring compatibility and ease of integration.
Function
- Motor Switching: Efficiently switches three-phase motors up to 11 kW, making it suitable for a wide range of industrial machinery.
- Load Control: Acts as a primary switch for various resistive, inductive, and capacitive loads.
- Automation Integration: Auxiliary contacts enable seamless integration into PLC and relay-based control systems for monitoring and control.
- Safety Interlocking: The NC contact can be used for safety-related interlocking circuits to prevent unintended machine starts.
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