ABB REG670 Voltage Regulator
Technical Specifications:
- Protection Functions:
- Overcurrent protection (instantaneous and time-delayed)
- Directional power flow protection
- Pole slip protection
- Over/under excitation protection
- 100% stator earth-fault protection (including star point coverage under all operating modes)
- Sensitive rotor earth-fault protection
- Voltage and frequency protection (V/Hz, reactive current, stator voltage, and stator current limiters)
Description
- Input/Output Channels:
- Supports up to 24 analog inputs for integrating primary and backup protection functions
- Digital input/output channels for control and monitoring
- Communication Interfaces:
- Ethernet for high-speed network connectivity
- PROFIBUS and Modbus TCP/IP for integration with field devices
- Serial communication (RS-232, RS-485)
- IEC 61850 standard compliance for interoperability in digital substations
- Operating Temperature Range: -40°C to +85°C
- Protection Class: IP20 (standard) or higher (depending on enclosure)
- Dimensions and Weight: Compact design suitable for panel mounting; weight approximately 1 kg
Functional Characteristics:
- Advanced Protection: Incorporates innovative injection-based stator and rotor earth-fault protection, ensuring comprehensive coverage of generator windings even during standstill conditions.
- High Reliability: Built on a modular platform with industrial-grade components, ensuring stable operation in harsh environments.
- Flexible Configuration: Supports customization with additional analog input/digital output cards and redundant configurations for enhanced reliability.
- Real-Time Monitoring: Provides continuous monitoring of generator parameters, enabling early detection of abnormalities and rapid response to faults.
- Self-Diagnostic Functions: Equipped with built-in fault detection and reporting mechanisms to facilitate quick troubleshooting and maintenance.
- Compliance with Standards: Designed to meet international standards, including IEC 61850, ensuring interoperability and future-proof solutions.
Application Scenarios:
- Power Generation: Protects generators in hydro, gas, steam, combined-cycle, and cogeneration power stations against various faults, ensuring stable and efficient operation.
- Substation Automation: Monitors and controls generator-transformer units in substations, supporting seamless integration into digital power grids.
- Industrial Process Control: Automates and protects generators in manufacturing and chemical plants, ensuring consistent power supply and process reliability.
- Renewable Energy: Suitable for wind and solar power generation systems, providing reliable protection and control for generators in renewable energy installations.
- Critical Infrastructure: Safeguards generators in hospitals, data centers, and other critical facilities, ensuring uninterrupted power supply during emergencies.
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