Overview
The Siemens SIRIUS 3RT2027-1AU60 is a high-performance 3-pole power contactor designed for reliable and efficient switching of motors and other industrial loads. As part of the SIRIUS 3RT2 series, it offers a compact design, exceptional reliability, and a long service life, making it a cornerstone for modern industrial control applications. This specific model features a 277V AC, 60 Hz operating coil, a rated operational current of 32A, and a power rating of 15kW at 400V. It is built to the highest quality standards, ensuring seamless integration and robust performance in a wide range of electrical systems.
Key Benefit
- Exceptional Reliability: Built with robust materials and a superior design, the 3RT2027-1AU60 guarantees consistent performance and a long operational lifespan, reducing downtime and maintenance costs.
- Space-Saving Design: The compact S0 size allows for high-density panel installations, maximizing available space in control cabinets and enclosures.
- High Performance: With a 32A current rating and 15kW power rating, this contactor is well-suited for a variety of demanding applications, including motor control and resistive loads.
- Easy Installation: Featuring standard screw terminals, wiring is straightforward and secure, minimizing installation time and effort.
- Integrated Auxiliary Contacts: The built-in 1 NO + 1 NC auxiliary contacts provide flexibility for signaling, interlocking, and control circuit applications without the need for additional modules.
- Energy Efficient: Optimized for low power consumption, the 3RT2027-1AU60 helps reduce operational energy costs.
Function & Application
The Siemens 3RT2027-1AU60 power contactor is ideal for switching three-phase motors and other electrical loads in various industrial environments. Its primary functions include:
- Motor Control: Used for the on/off switching of motors in a wide range of machinery and equipment.
- Load Switching: Suitable for switching resistive and inductive loads, such as heating elements, transformers, and capacitors.
- Industrial Automation: Integral component in control panels for automation systems, conveyor belts, pumps, and fans.
- HVAC Systems: Used in heating, ventilation, and air conditioning systems for controlling large fans and compressors.
Technical Specification
- Product Type: Power Contactor
- Product Number: 3RT2027-1AU60
- Series: SIRIUS 3RT2
- Poles: 3-Pole
- Operational Current: 32 A (at AC-3e/AC-3)
- Power Rating: 15 kW (at 400 V)
- Operational Coil Voltage: 277 V AC, 60 Hz
- Auxiliary Contacts: 1 NO + 1 NC
- Terminals: Screw Terminals
- Frame Size: S0
- Mounting: DIN rail and screw mounting
- Standards: IEC 60947, UL 508, CSA C22.2 No. 14
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