
Product Description
ABB 1VCR007346 REF542PLUS Complete Protection Unit
The ABB REF542PLUS (model 1VCR007346) represents a comprehensive feeder protection and control solution engineered for mission-critical power distribution systems. This complete unit integrates advanced protection algorithms, real-time monitoring, and seamless communication capabilities to ensure maximum uptime in industrial substations and utility networks.
Technical Specifications
- Model Number: 1VCR007346
- Product Series: REF542PLUS Protection Relay
- Protection Functions: Overcurrent, earth fault, directional, arc protection, motor protection
- Communication Protocols: IEC 61850, Modbus, DNP3, IEC 60870-5-103
- Display: Graphical LCD with intuitive HMI
- Operating Temperature: -40°C to +70°C
- Power Supply: 110-250V DC / 100-240V AC
- Compliance: IEC 61850, IEEE standards, CE certified
Application Scenarios
Industrial Substations: Deploy the REF542PLUS for comprehensive feeder protection in manufacturing facilities, chemical plants, and heavy industry where process continuity is paramount. The unit's arc flash protection minimizes personnel risk while advanced diagnostics reduce unplanned downtime.
Utility Distribution Networks: Ideal for medium-voltage switchgear applications requiring selective coordination and fault isolation. The IEC 61850 integration enables seamless SCADA connectivity and remote monitoring across distributed grid infrastructure.
Motor Control Centers: Protect critical rotating equipment with specialized motor protection algorithms including thermal overload, locked rotor, and phase imbalance detection. Real-time condition monitoring extends asset life and optimizes maintenance schedules.
Integrated Solutions
The REF542PLUS complete unit arrives factory-configured and tested, reducing commissioning time by up to 60%. Pre-wired terminal blocks, integrated I/O modules, and standardized mounting ensure plug-and-play installation. The system architecture supports redundant communication paths and hot-swappable components for maximum reliability.
Key Advantages:
- Comprehensive protection portfolio in a single compact unit
- Advanced arc flash detection with sub-cycle tripping
- Cybersecurity features compliant with IEC 62351
- Disturbance recording and event analysis for root cause diagnostics
- Scalable I/O configuration for future expansion
- Web-based configuration tools for simplified engineering
Related Products
| Product | Description | Link |
|---|---|---|
| REF542PLUS HMI | ABB 1VCF752000 Human Machine Interface | View Product |
| REF615C_E Feeder Protection | ABB HCFDACADABC2BAN11E Protection Relay | View Product |
| REF610 Feeder Relay | ABB REF610C55HCNR Protection System | View Product |
Quality Assurance
Every ABB REF542PLUS unit undergoes rigorous factory acceptance testing including protection function verification, communication protocol validation, and environmental stress screening. Manufactured in Finland under ISO 9001 quality management systems, each complete unit includes comprehensive documentation, test certificates, and technical support resources.
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