Feeder Terminal ABB REF542plus 2RCA029395 for Substation Control
Description
ABB REF542plus 2RCA029395 Feeder Terminal is a high-performance digital relay and control device designed for substation and power system applications, integrating protection, monitoring, control, and communication functions in a compact, modular design.
| Specification | Value |
|---|---|
| Communication Protocols | SPABUS, Modbus RTU, IEC 61850 |
| Analog Inputs | 6 channels, 4-20mA |
| Analog Outputs | 4 programmable channels, 0-20mA or 4-20mA |
| Operating Temperature Range | -25 to 70 degrees Celsius |
| Humidity Tolerance | Up to 95% (no condensation) |
| Protection Rating (Main Unit/HMI) | IP20 / IP44 |
| Overcurrent Protection Response Time | Less than 20ms |
Key Features:
- Comprehensive protection functions including overcurrent, ground fault, motor, and transformer protection
- Supports local and remote control with real-time parameter monitoring and self-diagnostic capabilities
- Modular design with expandable I/O cards, and FUPLA graphical logic programming for custom control strategies
- Fast fault response and high measurement accuracy meeting IEC 60044 standards
Applications:
- Substation control and medium-voltage power system protection
- Feeder, transformer, and motor protection in industrial power networks
- Power monitoring for smart buildings, railway, and traffic signal systems
Related Models:
- ABB REF541plus
- ABB REF543plus
- ABB REF545plus