Description
1.Parameters and Specifications:
–Model: REX521GHHGSH51G1
–Brand: ABB1
–CPU Type: Not specified, but ABB has a range of CPUs suitable for industrial applications2
–Communication Interfaces: RS-232, RS-485, and Ethernet (through industrial Ethernet switch capabilities)23
–Protection Functions: Includes interphase overcurrent, grounding, overvoltage, undervoltage, motor protection, and frequency protection4
2.Dimensions and Weight:
–Dimensions: 150.5mm x 51.5mm x 125.5mm (length x width x height)3
–Weight: 900 grams
4.Features:
–High Performance: Offers superior protection, monitoring, and control functionality compared to similar products1
–Redundancy Support: Supports redundant power input (12~48V DC) and communication ports, enhancing system reliability34
–Flexible Connectivity: Supports various communication protocols and interfaces, allowing easy integration with different systems34
–Rugged Design: IP40-rated enclosure and industrial-grade EMC design ensure reliable operation in harsh environments3
–Management Options: Provides Web, CLI, and SNMP management interfaces for easy system administration3
5.Functions:
–Feeder Protection: Provides primary protection for overhead and cable feeders in distribution and secondary distribution networks1
–Motor Protection: Can also be used as the main protection for distribution transformers and large three-phase AC motors4
–Monitoring and Control: Enables real-time monitoring and control of power system parameters, such as current, voltage, power factor, and energy4
–Fault Recording: Integrates a fault recording module to capture and analyze fault conditions, aiding in troubleshooting and system improvement
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