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General| Type | Feeder Protection Relay |
|---|---|
| Rated Frequency | 50/60 Hz |
| Rated Voltage | 100-240 V AC/DC |
| Rated Current | 1 A / 5 A |
| Communication Protocols | IEC 61850, Modbus, DNP3 |
| Protection Functions | Overcurrent, earth fault, thermal overload |
| Operating Temperature Range | -25°C to +55°C |
| Ingress Protection | IP20 |
| Mounting | Flush mounting |
Details the product documentation set, including guides, manuals, and diagrams.
Lists all available functions, their IEC 61850, IEC 60617, and IEC-ANSI identifications.
Introduces the 615 series IEDs for protection, control, measurement, and supervision in substations and industrial switchgear.
Describes the Local Human-Machine Interface (LHMI) used for setting, monitoring, and controlling the IED.
Covers the communication protocols supported by the IED, including IEC 61850, IEC 60870-5-103, and Modbus.
Lists analog input settings for phase currents, residual current, and phase voltages.
Explains the IED's self-supervision system for software and electronics, including internal faults and warnings.
Details the settings for programmable LEDs, including alarm color and alarm mode.
Details the IED's capacity to store and analyze fault records, including current values, start duration, and operate time.
Explains binary input settings, including filter time, inversion, and oscillation suppression.
Lists the available binary outputs used for tripping, control actions, and signaling.
Explains the use of GOOSE function blocks for connecting incoming GOOSE data to the application.
Describes function blocks for converting data types, such as QTY_GOOD, QTY_BAD, QTY_GOOSE_COMM, and T_F32_INT8.
Covers three-phase non-directional overcurrent protection, including identification, function block, functionality, and operation principle.
Details three-phase non-directional overcurrent protection, including identification, function block, functionality, and operation principle.
Explains three-phase directional overcurrent protection, covering identification, function block, functionality, and operation principle.
Covers directional earth-fault protection, including identification, function block, functionality, operation principle, and application.
Details transient/intermittent earth-fault protection, including identification, function block, functionality, operation principle, application, signals, settings, and technical data.
Explains admittance-based earth-fault protection for high-resistance earthed, unearthed, and compensated networks.
Describes harmonic based earth-fault protection for networks with low fundamental frequency component.
Details line differential protection for distribution network lines and cables, including stages, operation logic, and application.
Covers differential protection for two-winding transformers and generator-transformer blocks.
Explains motor load jam protection for stall or mechanical jam situations during the running state.
Details thermal overload protection for motors, considering two time constants.
Describes three-phase thermal protection for feeders, cables, and distribution transformers.
Covers negative-sequence overcurrent protection for motors, including identification, function block, functionality, operation principle, and signals.
Details the three-phase inrush detector, its identification, function block, functionality, and operation principle.
Explains circuit breaker failure protection, including identification, function block, functionality, operation principle, signals, settings, and monitored data.
Covers the master trip function, including identification, function block, functionality, operation principle, signals, settings, and technical revision history.
Details the binary signal transfer function, including identification, function block, functionality, operation principle, signals, and settings.
Explains the emergency startup function, including identification, function block, functionality, operation principle, application, signals, settings, and monitored data.
Covers the switch on to fault control function, including identification, function block, functionality, operation principle, application, signals, and settings.
Details the uncorresponding position startup function, including identification, function block, functionality, operation principle, application, signals, settings, and technical data.
Explains trip circuit supervision, including identification, function block, functionality, operation principle, application, signals, settings, and monitored data.
Details current circuit supervision, including identification, function block, functionality, operation principle, signals, settings, monitored data, and technical data.
Covers protection communication supervision, including identification, function block, functionality, operation principle, signals, settings, and monitored data.
Explains fuse failure supervision, including identification, function block, functionality, operation principle, application, signals, and settings.
Details circuit breaker condition monitoring, including identification, function block, functionality, operation principle, and signals.
Covers basic measurements like current, voltage, residual current/voltage, sequence components, and frequency.
Details three-phase current measurement, including identification, function block, signals, settings, monitored data, and technical data.
Explains three-phase voltage measurement, including identification, function block, signals, settings, monitored data, and technical data.
Details residual current measurement, including identification, function block, signals, settings, monitored data, and technical data.
Explains residual voltage measurement, including identification, function block, signals, settings, and monitored data.
Covers frequency measurement, including identification, function block, signals, settings, and technical data.
Details sequence current measurement, including identification, function block, signals, and settings.
Explains sequence voltage measurement, including identification, function block, signals, and settings.
Covers three-phase power and energy measurement, including identification, function block, signals, settings, monitored data, and technical data.
Details the disturbance recorder functionality, including recorded analog inputs, triggering alternatives, and operation modes.
Covers control functions for circuit breakers, disconnectors, and earthing switches, including identification, function blocks, functionality, and operation principle.
Explains synchronism and energizing check, including identification, function block, functionality, operation principle, signals, settings, and technical data.
Details the autoreclosing function, including identification, function block, functionality, operation principle, signals, settings, and monitored data.
Covers tap changer control with voltage regulator, including identification, function block, functionality, operation principle, signals, settings, monitored data, and technical data.
Explains definite time operation and its parameters.
Details IDMT curves for overcurrent protection, including standard and user-programmable inverse-time characteristics.
Explains IDMT curves for undervoltage protection, including standard and user-programmable inverse-time characteristics.
Describes how users can define curves for overvoltage protection using standard formulas.
Covers current transformer requirements for non-directional overcurrent protection, accuracy class, and accuracy limit factor.
Covers RTD/mA inputs, including supported sensors, resistance range, and accuracy.
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