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General| Type | Feeder Protection and Control Relay |
|---|---|
| Rated Frequency | 50/60 Hz |
| Control Functions | Circuit breaker control, Disconnector control |
| Application | Feeder protection in utility and industrial power distribution systems |
| Communication Protocols | IEC 61850, Modbus, DNP3 |
| Mounting | Flush mounting |
| Operating Temperature | -25°C to +55°C |
| Protection Functions | Overcurrent, earth fault, undervoltage, overvoltage |
| Weight | 2.5 kg |
| Relay Outputs | Up to 9 |
Describes the content and purpose of the application manual.
Specifies the target audience for the manual, focusing on protection and control engineers.
Details the set of documents available for the product and their intended use.
Outlines conventions used for abbreviations, menu paths, parameter names, and values.
Presents a table mapping functions to IEC 61850, IEC 60617, and IEC-ANSI codes.
Introduces the REF615 relay, its purpose, features, and communication protocols supported.
Details the product history and features released with each version, from 1.0 to 5.0 FP1.
Lists optional functions available for the REF615 relay, categorized by application area.
Describes the physical structure of the protection relay, consisting of a plug-in unit and a case.
Explains the graphical display of the LHMI, including character sizes and layout areas.
Explains the Web HMI for secure access to the relay, including its activation and access methods.
Outlines the predefined user categories, their rights, and default passwords for accessing the relay.
Describes the event-logging functions and the chronological record of system activities for reconstruction and analysis.
Details the communication protocols supported by the protection relay, including Ethernet and serial interfaces.
Explains the self-healing Ethernet ring topology for network resilience and its requirements.
Describes network redundancy schemes like PRP and HSR for improving system availability.
Introduces the twelve alternative standard configurations available for the REF615 relay.
Explains how to add control functions for primary devices and the need for additional I/O modules.
Presents connection diagrams for various configurations (A, B, C, D, E, F, G, H, J, K, L, N) of the IED.
Describes the intended applications for standard configuration A, focusing on feeder protection in specific network types.
Provides a functionality overview for standard configuration A, detailing protection and communication aspects.
Lists the default connections for binary inputs and outputs for standard configuration A.
Specifies the default analog and binary channels for the disturbance recorder.
Details the protection functionality and default connections for standard configuration A.
Describes the intended applications for standard configuration B, similar to A but with additional earth-fault options.
Provides a functionality overview for standard configuration B, including protection, HMI, communication, and measurement aspects.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration B.
Specifies default analog and binary channels for the disturbance recorder in standard configuration B.
Details the protection functionality and default connections for standard configuration B.
Describes the intended applications for standard configuration C, focusing on direct or resistance-earthed distribution networks.
Provides a functionality overview for standard configuration C, including protection, HMI, communication, and measurement aspects.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration C.
Specifies default analog and binary channels for the disturbance recorder in standard configuration C.
Details the protection functionality and default connections for standard configuration C.
Describes the intended applications for standard configuration D, similar to C.
Provides a functionality overview for standard configuration D.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration D.
Specifies default analog and binary channels for the disturbance recorder in standard configuration D.
Details the protection functionality and default connections for standard configuration D.
Describes the intended applications for standard configuration E, focusing on feeder protection with phase voltage based measurements.
Provides a functionality overview for standard configuration E.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration E.
Specifies default analog and binary channels for the disturbance recorder in standard configuration E.
Details the protection functionality and default connections for standard configuration E.
Describes the intended applications for standard configuration L, focusing on directional overcurrent and earth-fault protection.
Provides a functionality overview for standard configuration L.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration L.
Specifies default analog and binary channels for the disturbance recorder in standard configuration L.
Details the protection functionality and default connections for standard configuration L.
Describes the intended applications for standard configuration N, similar to D.
Provides a functionality overview for standard configuration N.
Lists default connections for binary inputs, outputs, and LEDs for standard configuration N.
Specifies default analog and binary channels for the disturbance recorder in standard configuration N.
Details the protection functionality and default connections for standard configuration N.
Details CT requirements for reliable operation of non-directional overcurrent protection.
Details CT requirements for reliable operation of non-directional overcurrent protection.
Explains accuracy classes and accuracy limit factors for protective current transformers according to IEC 60044-1.
Provides guidance on selecting CTs for non-directional overcurrent protection, considering thermal and dynamic strength.
Presents a typical medium voltage feeder example for three-stage definite time non-directional overcurrent protection.
Describes phase current, residual current, phase voltage, residual voltage, and sensor inputs.
Details phase current and residual current inputs, including terminal assignments and usage in different configurations.
Lists phase voltage inputs and their terminal assignments for specific configurations.
Describes additional residual voltage inputs for specific configurations.
Lists Combi sensor inputs for specific configurations.
Explains how to connect the auxiliary voltage supply to the protection relay.
Lists binary input terminals for X110, X120, and X130 slots with module details.
Describes optional light sensor inputs and their connection requirements.
Lists optional RTD/mA inputs with RTD0001 and AIM0003 modules.
Describes the output contacts for tripping, controlling, and signalling.
Describes the heavy-duty trip output contacts (PO1-PO4) for controlling circuit breakers.
Explains the use of SO output contacts for signalling start and tripping of the IED.
Defines the series of numerical protection and control relays for utility substations and industrial switchgear.
Alternating current.
Analog input.
American Standard Code for Information Interchange.
Binary input.
Binary input and output.
Binary output.
Circuit breaker.
Current transformer.
Doubly attached node.
Direct current; Disconnector; Double command.
A distributed network protocol originally developed by Westronic.
Double-point control.
Electromagnetic compatibility.
A standard for connecting computer networking technologies into a LAN.
First in, first out.
File transfer protocol.
FTP Secure.
Generic Object-Oriented Substation Event.
Human-machine interface.
High-speed output.
High-availability seamless redundancy.
Hypertext Transfer Protocol Secure.
Hardware.
Input/output.
International Electrotechnical Commission.
Communication standard for protective equipment and serial master/slave protocol.
International standard for substation communication and modeling.
A communication protocol based on the IEC 61850 standard series.
A communication protocol based on the IEC 61850 standard series.
Lite Edition of IEC 61850-9-2 offering process bus interface.
Intelligent electronic device (protection and control relay).
Standard for a Precision Clock Synchronization Protocol for networked measurement and control systems.
Standard for Substation Intelligent Electronic Devices' (IEDs') Cyber Security Capabilities.
A set of four numbers specifying the location for the TCP/IP protocol.
Inter-Range Instrumentation Group's time code format B.
Local area network.
Connector type for glass fiber cable.
Liquid crystal display.
Light Edition.
Light-emitting diode.
Local human-machine interface.
Media access control.
Miniature circuit breaker.
Manufacturing message specification; Metering management system.
A serial communication protocol developed by Modicon.
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