The ABB REF615E-E HBFAABAANAA4BNA11E is a feeder protection relay produced by ABB. It is part of the ABB Relion® 615 series of protection and control devices. The following is a detailed introduction of this product:
I. Product Overview
Brand and Model: ABB REF615E-E HBFAABAANAA4BNA11E
Product Type: Feeder Protection Relay
Product Series: ABB Relion® 615 Series Protection and Control Device
Main functions
Protection functions:
Provide various protection functions such as overcurrent, overload, short circuit, grounding fault, overvoltage, undervoltage, overfrequency, and underfrequency.
Support direction/undirection overcurrent protection and thermal overload protection.
Provide direction and undirection grounding protection, including admittance grounding protection, harmonic grounding protection or power grounding protection.
Have functions such as sensitive grounding protection, phase failure protection, and instantaneous/intermittent grounding protection.
Control functions:
Support circuit breaker control, disconnect switch control, and grounding switch control.
Provide disconnect switch position indication and grounding switch position indication.
Support automatic reclosing and synchronization detection functions.
Measurement functions:
Can continuously measure phase current, current component, and zero sequence current.
When voltage measurement function is available, it can measure zero sequence voltage, phase voltage, and voltage component.
Provide frequency measurement and power quality monitoring functions, including monitoring voltage fluctuations, voltage imbalance, current harmonics, and voltage harmonics.
Fault location and recording:
Equipped with fault location function, which can identify fault types and calculate the distance to the fault point.
Provide fault recording function, which can record analog and switch quantity signal channels for fault analysis.
Event recording and status monitoring:
Can store a large number of time-stamped event records for collecting event sequence record (SOE) information.
Provide status monitoring function, continuously monitoring the performance and status of the circuit breaker, including spring energy storage time, SF6 gas pressure, etc.

Technical Features
High Precision Measurement: Utilizes high-precision digital signal processing technology to ensure the accuracy and reliability of the measurement.
Flexible Configuration: Possesses flexible protection configuration capabilities, allowing users to customize according to actual needs.
Strong Communication Capabilities: Supports multiple communication protocols, such as IEC 61850, Modbus, DNP3, IEC 60870-5-103, etc., facilitating data exchange and remote monitoring with other devices and systems.
User-Friendly Interface: Utilizes an intuitive operation interface and liquid crystal display, making it easy for users to set parameters and query.
High Reliability: Features high reliability and stability for electrical measurement and protection functions, capable of operating normally in various harsh environments.

Application scenarios
Power system: Suitable for protection, control, measurement and monitoring in public substations and industrial distribution systems.
Distributed generation: Can be applied to radial, ring and grid-type distribution networks that include distributed power sources.
Industrial sector: Widely applicable to large-scale power-consuming units such as cement, metallurgy, and petrochemical industries, as well as manufacturing plants like automobiles, semiconductors, papermaking, and tobacco.
Municipal facilities: Suitable for power system protection in municipal, airport, port, and real estate industries.






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