⚡ SEL-3555 RTAC Real-Time Automation Controller
Model: SEL-3555-2
Condition: Brand New in Box
The SEL-3555 Real-Time Automation Controller (RTAC) is a high-performance platform designed for demanding substation, industrial, and utility automation systems. It combines powerful real-time control, advanced communication protocols, and secure data handling into a single rugged device. With its modular design, redundant power options, and flexible I/O, the SEL-3555 delivers reliable operation for mission-critical environments.
🔧 Key Features
- High-speed multi-core processor for real-time automation tasks
- Extensive protocol support (IEC 61850, DNP3, Modbus, ICCP, and more)
- Secure communication with encryption, authentication, and role-based access control
- Redundant power supply options for continuous availability
- Modular expansion for I/O and communication interfaces
- Wide operating temperature range, fanless cooling, and rugged construction
- Ideal for substation automation, SCADA, and grid monitoring
📊 Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Schweitzer Engineering Laboratories (SEL) |
| Model | SEL-3555-2 |
| Processor | Multi-core, high-performance CPU |
| Memory | Up to 32 GB RAM |
| Storage | Solid-state drive (SSD), up to 1 TB |
| Operating System | SEL RTAC Operating Environment |
| Protocols Supported | IEC 61850, DNP3, Modbus, ICCP, SNMP, FTP, and more |
| Power Supply | Redundant, 24–48 VDC or 110–250 VDC/AC |
| Communication Ports | Ethernet (copper and fiber), Serial, USB |
| Time Synchronization | IEEE 1588, IRIG-B, GPS |
| Operating Temperature | –40 °C to +75 °C |
| Cooling | Fanless, convection |
| Dimensions | 3U rack-mountable chassis |
| Weight | ~7.5 kg |
| Compliance | IEEE, IEC, NERC CIP, CE, UL, CSA |
⚙️ Applications
- Substation automation and control
- Wide-area monitoring and control (WAN/WAN gateway)
- SCADA system integration
- Data acquisition and historian functions
- Industrial automation and protection systems
🛠️ Installation & Maintenance
- Mount in a standard 19-inch rack for secure installation
- Ensure redundant power supplies for reliability
- Use SEL configuration tools for protocol mapping and logic programming
- Regularly verify time synchronization sources (GPS or IEEE 1588)
- Keep firmware updated to maintain cybersecurity compliance
🔗 Links
📑 Recommended Similar Products
| Model | Description | Link |
|---|---|---|
| SEL-3530 | Real-Time Automation Controller | View More |
| SEL-2240 Axion | Modular RTAC platform with flexible I/O | View More |
| SEL-3555-1 | RTAC variant with different configuration options | View More |
| SEL-3530-4 | Compact automation controller | View More |
| SEL-2241 | Expansion I/O module for RTAC systems | View More |
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