ABB REC670 1MRK004814-AC Product Introduction
Product Description
The ABB REC670 1MRK004814-AC is an advanced protection and control relay, specifically designed for high-voltage power distribution networks. It integrates comprehensive protection, control, measurement, and monitoring functions to ensure the safe and reliable operation of power systems. This relay is widely used in substations, industrial power grids, and renewable energy plants, where it safeguards transformers, feeders, and other critical power equipment against faults such as overcurrent, short circuits, and earth faults. Equipped with intelligent algorithms and flexible communication capabilities, it enables real-time data analysis, remote operation, and seamless integration with SCADA systems, contributing to enhanced grid stability, reduced downtime, and efficient maintenance.
Technical Parameters
- Operating Voltage: 110 ~ 240 V AC/DC, compatible with various power supply configurations in power systems.
- Power Consumption: ≤ 15 W, ensuring energy-efficient operation.
- Protection Functions: Overcurrent protection, earth fault protection, overvoltage/undervoltage protection, and thermal overload protection, covering a wide range of fault scenarios.
- Measurement Accuracy: Current and voltage measurement accuracy class 0.2, ensuring precise data collection.
- Communication Interfaces: 2 x Ethernet ports (10/100 Mbps), 1 x RS485 port, supporting protocols such as IEC 61850, Modbus TCP/IP, and DNP3.0 for seamless data exchange.
- Digital Inputs/Outputs: 16 digital inputs, 8 digital outputs (relay contacts), facilitating connection with external devices and control systems.
- Operating Temperature Range: -25 ~ 70 °C, suitable for harsh environments in power substations.
- Storage Temperature Range: -40 ~ 85 °C, maintaining integrity during storage and transportation.
- Relative Humidity: 5% ~ 95% (non-condensing), resistant to moisture-related issues.
- Response Time: ≤ 10 ms for fault detection, ensuring rapid protection actions.
- Dimensions (L × W × H): 145 mm × 185 mm × 130 mm, compact for installation in relay panels.
- Weight: Approximately 1.2 kg, lightweight for convenient handling and mounting.
- Mounting Type: Panel mounting, compatible with standard relay panel setups.
- Certifications: IEC 61850, IEC 60255, CE, ensuring compliance with international power system standards.
The ABB REC670 1MRK004814-AC is available for global sale, covering all major power distribution markets. Orders are processed promptly, with delivery guaranteed within 3 days, ensuring quick integration into your power protection systems to minimize operational risks.
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