Description
ABB REF620E-F Analog Input Feedline Protection Controller

REF620E-F
Designed as a sophisticated protection and control relay, the ABB REF620E-F acts as the vigilant sentinel of electrical systems. It continuously monitors a wide array of electrical parameters, including current, voltage, frequency, and power quality, with unparalleled precision. In power plants, it can promptly detect abnormal conditions in generators, transformers, and transmission lines, triggering immediate protective actions to prevent costly damage and downtime. In industrial manufacturing facilities, it safeguards motors, drives, and other electrical equipment from overloads, short circuits, and other potentially destructive electrical faults. By integrating seamlessly into the complex web of industrial control systems, the ABB REF620E-F empowers operators to proactively manage electrical risks and ensure the uninterrupted flow of operations.
Label
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Specification
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Model Number
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REF620E-F
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Brand
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ABB
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Type
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Protection and Control Relay
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Input Voltage
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110 – 240 V AC/DC
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Operating Temp
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-25°C to +70°C
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Communication Method
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Ethernet (IEC 61850), Profibus DP, Modbus RTU
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Mounting
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DIN Rail
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Weight
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Approx. 2 kg
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Certifications
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CE, IEC 61850 – 3, IEEE 1613
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Dimensions
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220 x 135 x 105 mm
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IP Rating
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IP20
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Protocols Supported
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IEC 61850, DNP3, IEC 60870 – 5 – 103
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REF620E_F
The ABB REF620E-F is engineered with a plethora of functional strengths that set it apart in the industrial electrical market. Its ultra – high – speed fault detection capabilities enable it to identify and respond to electrical anomalies in mere microseconds, minimizing the impact of faults on the system and reducing the potential for cascading failures. The device’s advanced algorithms and intelligent logic functions allow for accurate discrimination between normal system variations and actual faults, significantly reducing the likelihood of unnecessary tripping and improving the selectivity of protection actions. This not only enhances the reliability of the electrical system but also reduces maintenance costs and downtime.

REF620E_F
In terms of build quality, the ABB REM545BM222BAAA is built to endure the harshest industrial environments. With its rugged construction and wide operating temperature range, it can withstand extreme temperatures, vibrations, and electrical noise. Its compliance with international standards like IEC 61850 – 3 and IEEE 1613 ensures reliable operation in power – critical applications. Moreover, as part of ABB’s extensive product ecosystem, the ABB REM545BM222BAAA offers exceptional compatibility with other ABB devices, such as circuit breakers, switchgear, and SCADA systems. This interoperability simplifies system integration and allows for seamless communication and coordinated operation within the electrical infrastructure.
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