ABB REF611 Feeder Protection 12 Month Warranty

Brand: ABB

Condition: 100% New Original

Payment Terms: T/T

Minimum Order Quantity: 1pc

Product Description: ABB REF611 Feeder Protection

The ABB REF611 is a comprehensive feeder protection relay designed for the protection, control, measurement, and supervision of utility and industrial distribution substations. It is engineered to ensure reliability and efficiency in medium-voltage power distribution systems. The REF611 is a member of ABB's Relion® product family and integrates seamlessly into a range of automation systems, providing advanced functionality for the protection of incoming and outgoing feeders. Its compact and modular design allows for easy installation and maintenance, making it ideal for both new installations and retrofit projects.

The relay offers a wide array of protection functions, including overcurrent, earth fault, thermal overload, and phase discontinuity protections. Additionally, it supports advanced communication protocols, ensuring compatibility with modern SCADA systems and enabling remote monitoring and control. The REF611 is also equipped with extensive self-diagnostic features, enhancing system reliability by enabling proactive maintenance and fault detection.

Features

• Protection Functions: Overcurrent, earth fault, thermal overload, phase discontinuity.
• Communication Protocols: Supports IEC 61850, Modbus, DNP3, and other industry-standard protocols.
• Self-Diagnostics: Built-in self-diagnostic capabilities for proactive maintenance.
• User Interface: Intuitive HMI with a clear LCD display and user-friendly navigation.
• Flexibility: Suitable for both new installations and retrofits.
• Integration: Seamlessly integrates into various automation systems.

Technical Specifications

• Rated Voltage: 100-240 V AC/DC
• Power Consumption: < 5 W in operation
• Current Inputs: 1 A or 5 A, selectable
• Communication Ports: Ethernet, RS-485
• Protection Classes: IP54 for the front, IP20 for the rear
• Operating Temperature: -25°C to +55°C
• Mounting: Flush or surface mounting
• Weight: Approximately 3 kg
• Dimensions: 177 mm x 177 mm x 128 mm

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