Siemens Power Contactor 3RT6026-1AC20

Product Description

It features a 3-pole configuration with a rated operational current of 32A at AC-3 duty (up to 400V), making it suitable for controlling three-phase motors up to 4kW (at 400V AC). The contactor is equipped with a 24V DC coil, ensuring low-power control and compatibility with modern PLC outputs. This contactor includes one normally open (NO) and one normally closed (NC) auxiliary contact, providing flexibility for control circuit feedback and interlocking. The device is designed for screw mounting and offers a compact footprint, saving valuable cabinet space. Its robust construction ensures long electrical and mechanical life, with a mechanical service life of up to 10 million operations and an electrical service life of up to 1 million operations under typical AC-3 conditions. The 3RT6026-1AC20 is part of Siemens' SIRIUS modular system, allowing easy integration with other components such as overload relays, circuit breakers, and busbars. It meets international standards including IEC 60947-4-1 and UL/CSA, making it suitable for global applications. With its high switching frequency and reliable performance, this contactor is ideal for use in conveyors, pumps, fans, compressors, and other motor-driven equipment in various industries. The Siemens 3RT6026-1AC20 is a compact and reliable power contactor from the SIRIUS series, designed for switching motors and other loads in industrial automation systems.

Basic Product Information

• 24V DC coil with low power consumption
• 3 main poles, 1 NO + 1 NC auxiliary contacts
• Compact design for space-saving installation
• Screw mounting with IP20 protection
• High mechanical and electrical endurance
• Compatible with SIRIUS accessories (overload relays, busbars)
• Rated operational current 32A at AC-3 (up to 400V)

Technical Specifications

Version & Model Difference

The 3RT6026-1AC20 is part of the Siemens SIRIUS 3RT2 contactor series. This series includes various versions with different coil voltages (AC/DC), auxiliary contact configurations, and rated currents. The '1AC20' suffix indicates a 24V DC coil and 1NO+1NC auxiliary contacts. Other versions may have AC coils (e.g., 3RT6026-1AB00 with 24V AC) or different auxiliary contact arrangements (e.g., 3RT6026-1AP00 with 2NO). The 3RT2 series is known for its modularity and compatibility with a wide range of accessories.

Application Scenarios