Overview
The Siemens SIRIUS 3RT7027-1AG00 is a robust and reliable power contactor designed for switching and controlling AC motors and other electrical loads. This specific model features an AC-3 rating of 32A at 400V, making it suitable for a wide range of industrial applications up to 15kW. The compact Size S0 design saves valuable panel space, while the durable screw terminals ensure a secure and reliable connection. This contactor is part of the trusted SIRIUS family, known for its high performance and long service life.
Key Features & Technical Specification
- Product Name: Siemens Contactor SIRIUS 3RT7
- Part Number: 3RT7027-1AG00
- Contactor Type: Power Contactor
- Operating Voltage: Up to 690V AC
- Rated Current (AC-3): 32A at 400V
- Rated Power (AC-3): 15kW at 400V
- Coil Voltage: 36V AC, 50Hz
- Size: S0
- Connection Type: Screw Terminals
- Application: Ideal for switching motors, resistive loads, and general control applications.
- Safety & Standards: IEC/EN 60947-4-1
Benefit
- High Performance: Provides reliable and efficient switching for motors and other inductive loads.
- Space-Saving Design: The compact Size S0 footprint allows for higher component density in control panels.
- Easy Installation: Screw terminals simplify wiring and ensure a solid, long-lasting connection.
- Durability: Built with high-quality materials for extended service life and minimal maintenance.
- Safety: Meets international safety standards, ensuring safe operation in industrial environments.
- Brand Trust: Part of the Siemens SIRIUS range, a global leader in industrial control products.
Application
- Motor control circuits
- HVAC systems
- Pumps and compressors
- Conveyor systems
- Industrial automation and machinery
- Lighting control
Function
The Siemens 3RT7027-1AG00 contactor serves as an electromagnetically operated switch. When the 36V AC coil is energized, it closes the main power contacts, allowing current to flow to the connected load. When the coil is de-energized, a spring returns the contacts to their open position, interrupting the power. This makes it a crucial component for starting, stopping, and controlling electrical equipment remotely or automatically.
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