Overview of Siemens 3RT2028-1AC20
Buy genuine Siemens 3RT2028-1AC20 directly from LeadTime.ca for your automation system. The Siemens 3RT2028-1AC20 is a robust, factory-grade 3-pole contactor designed for demanding industrial environments, offering reliable control for electric motors and power circuits. Engineered to IEC standards, this size S0 contactor features a 24 V AC 50/60 Hz operating coil, screw terminal connections, and integrated auxiliary contacts for flexible control integration. With a maximum switching current of 38 A and support up to 10 HP at 230 V or 25 HP at 460 V 3-phase, it serves as a direct replacement for discontinued Siemens models, ensuring easy upgrades and compliance with modern electrical standards. Built for global applications, this contactor is safe from touch and suitable for use in any climate, making it a dependable choice for OEMs, panel builders, and system integrators.
Key Features of Siemens 3RT2028-1AC20
- 3-pole contactor with 38 A AC-3e/AC-3 rating for industrial motor control applications
- 24 V AC 50/60 Hz operating coil for compatibility with standard industrial control circuits
- Built-in 1 NO + 1 NC auxiliary contacts for expanded control options
- Screw terminal connection for secure and reliable wiring
- Mounts on standard 35 mm DIN rail, ideal for compact control cabinet installation
- Rated for 10 HP at 230 V and 25 HP at 460 V 3-phase, making it suitable for a wide range of motor loads
- Safe from touch, compliant with DIN VDE 0106 Part 100 for operator safety
- Extensive accessory range, including thermal and solid state overload relays, auxiliary contacts, and mechanical interlocks
- Products sourced directly from Siemens authorized distributors for authenticity and warranty coverage
- Available for fast international shipping—ideal for global automation projects and quick repairs
Technical Specs of Siemens 3RT2028-1AC20
Refer to Siemens 3RT2028-1AC20 technical data for detailed parameters covering voltage, I/O, and communication to ensure system compatibility.
| Feature |
Specification |
| Rated Current (AC-3e/AC-3) |
38 A |
| Rated Power (400 V) |
18.5 kW |
| Switching Voltage (Max) |
690 V AC |
| Coil Voltage |
24 V AC 50/60 Hz |
| Auxiliary Contacts |
1 NO + 1 NC |
| Termination |
Screw |
| Mounting |
35 mm DIN rail |
| Motor Ratings |
10 HP @ 230 V, 25 HP @ 460 V |
Applications / Use Case
This Siemens 3RT2028-1AC20 is commonly used in machine automation and production line systems worldwide. It is ideal for controlling motors in packaging, conveyor, and process control applications, as well as integration into factory control panels. The contactor’s reliability and robust design make it a trusted solution for critical power switching tasks in commercial and industrial environments, ensuring smooth operation and reduced downtime. For plant managers and system integrators, Siemens 3RT2028-1AC20 offers a future-proof component for upgrading legacy systems and implementing new automation projects.
Price & Availability
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