Overview
The Siemens 3RT7026-1AL20 is a powerful and reliable AC-3 power contactor from the renowned SIRIUS 3RT series. Engineered for demanding industrial applications, this device is specifically designed for switching motors and other resistive loads. It features a rated operational current of 25A and can handle motor power up to 11kW at 400V. The compact size S0 design makes it suitable for integration into various control panels and electrical cabinets where space is at a premium.
This model is equipped with a 230V AC operating coil for standard control circuits and utilizes robust screw terminals, ensuring a secure and reliable electrical connection. Its durable construction and high switching capacity make it an essential component for motor control, automation, and industrial machinery.
Key Benefit
- Reliable Performance: Part of the trusted Siemens SIRIUS family, guaranteeing high quality and long-term operational stability.
- Space-Saving Design: The compact size S0 form factor allows for efficient use of space within control cabinets.
- Easy Installation: Features clearly marked screw terminals for straightforward and secure wiring.
- Versatile Application: Ideal for a wide range of uses, including switching motors, pumps, fans, and other industrial equipment.
- High Switching Capacity: Capable of handling significant loads with a rated current of 25A and motor power of up to 11kW.
Technical Specification
- Product Number: 3RT7026-1AL20
- Product Type: Power Contactor, AC-3
- Manufacturer: Siemens
- Operating Voltage: Up to 690V
- Rated Operational Current (Ie): 25 A (at AC-3, 400V)
- Rated Power: 11 kW (at 400V AC-3)
- Control Coil Voltage (Us): 230V AC, 50/60 Hz
- Number of Poles: 3-pole
- Auxiliary Contacts: None (W/O – without)
- Size: S0
- Connection Type: Screw terminals
- Standards: IEC, UL, CSA compliant
Application
The Siemens 3RT7026-1AL20 is an excellent choice for a variety of industrial applications, including:
- Motor control circuits for pumps, fans, and compressors.
- Switching of heating elements and lighting systems.
- Integration into automated industrial machinery and production lines.
- Building automation systems.
- General power switching in electrical distribution panels.
For more high-quality industrial automation and electrical components, visit the full product catalog at www.turll.com.













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