Overview
The Siemens 3RT2018-2BA41 is a high-performance power contactor from the globally recognized SIRIUS line, specifically designed for switching motors up to 7.5 kW at 400 V (AC-3/AC-3e). This robust 3-pole contactor is rated for 16 A and features a highly efficient 12 V DC operating coil, making it suitable for low-voltage control applications where reliability is paramount. Its compact Size S00 footprint ensures easy integration into crowded control cabinets.
Function & Application
This 3RT2018-2BA41 contactor is primarily used for switching and controlling three-phase electrical loads, particularly electric motors, fans, and pumps. Its AC-3e/AC-3 rating ensures compliance with the latest industry standards for motor control. The integrated 1 NO auxiliary contact allows for direct feedback into the control circuit (e.g., for PLC monitoring or interlocking).
Benefits & Features
- Fast Installation: The spring-loaded terminal technology provides vibration-proof and maintenance-free connections, significantly reducing wiring time and increasing reliability compared to screw terminals.
- Energy Efficiency: The 12V DC control coil minimizes power consumption in the control circuit.
- Space-Saving Design: The Size S00 construction offers maximum performance in a minimal space.
- Global Standard: As part of the Siemens SIRIUS family, it guarantees high quality, long service life, and worldwide availability.
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