ABB REF615E-G HBFEAEAGNDA1ABA1XG Feeder Protection and Control Relay

Description

Technical Specifications

• Product Type: Numerical Feeder Protection and Control Intelligent Electronic Device (IED)
• Core Protection Functions:
  • Overcurrent Protection: Four-stage directional/non-directional phase overcurrent, negative-sequence overcurrent
  • Earth-Fault Protection: Four-stage earth-fault, sensitive earth-fault, multi-frequency admittance (MFA) protection, transient/intermittent earth-fault detection
  • Voltage & Frequency Protection: Over/under voltage, phase unbalance, loss-of-phase, over/under frequency, residual overvoltage
  • Supplementary Protection: Thermal overload, circuit-breaker failure protection, arc flash protection (optional)
  • Control & Monitoring: Three-pole multi-shot auto-reclose, fault location, synchro-check, programmable logic controlABB Group
• Analog Inputs:
  • Current Inputs: 3-phase + 1 residual current (1 A or 5 A nominal, compatible with conventional CTs and modern sensors)
  • Voltage Inputs: 3-phase + 1 residual voltage (100 V, 110 V, 120 V, 220 V, 240 V programmable)
• Binary Inputs/Outputs:
  • Binary Inputs: 16 fully configurable, software-selectable (24–265 V AC/DC)
  • Binary Outputs: 10 configurable form C (SPDT) contacts (10 A @ 250 V AC, 10 A @ 30 V DC)
• Communication Interfaces:
  • Ethernet: 2 x 100Base-TX (RJ45), IEC 61850 Edition 1/2, GOOSE, MMS, IEC 61850-9-2 LE process busABB Group
  • Redundancy Protocols: HSR (High-availability Seamless Redundancy), PRP (Parallel Redundancy Protocol)ABB Group
  • Serial Communication: RS-485 (Modbus RTU/ASCII, DNP3, IEC 60870-5-103)ABB Group
  • Time Synchronization: IEEE 1588 v2 PTP, IRIG-B, SNTP (accuracy < 4 µs)ABB Group
• Power Supply:
  • Wide-Range Input: 24–265 V AC/DC (auto-sensing, universal input)
  • Power Consumption: < 15 W (typical operational)
• Physical Characteristics:
  • Form Factor: Compact, withdrawable plug-in unitABB Group
  • Mounting: 1/2 19″ rack, flush/semi-flush panel, DIN-rail mountingABB Group
  • Dimensions: 144 mm (H) x 266 mm (W) x 205 mm (D)
  • Weight: Approx. 3.0 kg
  • Enclosure Protection: IP54 (front panel), IP20 (rear connection side)
• Environmental Ratings:
  • Operating Temperature: -40°C to +70°C (extended industrial range)
  • Storage Temperature: -40°C to +85°C
  • Humidity: 5–95% non-condensing
  • EMC Compliance: IEC 60255-6, IEC 61000-4 series standards
• Measurement Accuracy:
  • Current/Voltage: Class 0.2ABB Group
  • Power/Energy: Class 0.5ABB Group
  • Fault Location: ±1% of line lengthABB Group
• Certifications: CE, UL, cUL, IEC 60255, ANSI C37.90, ATEX (hazardous locations)

Key Features

• Advanced Protection Algorithms:
  • Implements multi-stage directional/non-directional overcurrent and earth-fault protection for optimal system selectivity.
  • Integrates proprietary multi-frequency admittance (MFA) earth-fault protection, delivering high sensitivity to detect continuous, transient, and intermittent earth faults in cable networksABB Group.
  • Provides ultra-fast fault clearance (typically < 15 ms) to minimize equipment damage and power disruptionABB Group.
  • Supports adaptive protection schemes for grids with bi-directional power flows and distributed generation integrationABB Group.
• Robust Communication & Integration:
  • Native support for IEC 61850 Edition 2 with high-speed GOOSE messaging (< 10 ms) and process bus connectivityABB Group.
  • Dual Ethernet ports with HSR/PRP redundancy ensure uninterrupted communication for critical substation operationsABB Group.
  • Multi-protocol support (Modbus, DNP3, IEC 60870-5-103) enables seamless integration with SCADA and substation automation systemsABB Group.
  • Web-browser-based remote HMI allows secure configuration, monitoring, and diagnostics without local physical accessABB Group.
• High-Performance Hardware Design:
  • Withdrawable plug-in construction facilitates hot-swapping and maintenance without de-energizing the entire systemABB Group.
  • Large graphical LCD with customizable single-line diagram (SLD) display for intuitive local operation and status visualizationABB Group.
  • Conformal-coated circuit boards offer exceptional resistance to dust, humidity, and industrial corrosive agents.
  • Extended temperature tolerance ensures reliable performance in harsh indoor and outdoor substation environments.
• Comprehensive Diagnostics & Monitoring:
  • Built-in fault locator precisely identifies short-circuit and earth-fault positions in radial distribution networksABB Group.
  • Extensive event logging (≥ 1024 events) and disturbance recording (≥ 50 faults) support detailed post-fault analysis.
  • Continuous self-diagnostics monitor hardware health, communication integrity, and process status in real time.
  • Optional arc flash protection with dual-sensor input rapidly detects and mitigates dangerous arc faultsABB Group.
• Flexible Configuration & Usability:
  • Predefined standard configurations allow rapid deployment and commissioning, customizable via ABB PCM600 software toolABB Group.
  • Fully programmable logic supports custom control schemes, interlocking, and automation sequencesABB Group.
  • Compatibility with both conventional instrument transformers and non-conventional sensors enhances deployment flexibilityABB Group.
  • User-friendly interface with context-sensitive help reduces engineering time and simplifies operationABB Group.

Application Scenarios

• Utility Power Distribution Networks:
  • Primary and backup protection for medium-voltage overhead lines and underground cable feeders (6 kV–35 kV)ABB Group.
  • Protection of looped and meshed distribution networks requiring high fault selectivityABB Group.
  • Interconnection line protection for grids integrating solar, wind, and battery energy storage systemsABB Group.
  • Operation in isolated neutral, resistance-earthed, compensated, and solidly earthed network configurations.
• Industrial Power Systems:
  • Feeder protection in oil refineries, chemical processing plants, and pharmaceutical facilitiesABB Group.
  • Critical power distribution for manufacturing lines, heavy machinery, and motor control centersABB Group.
  • Reliable protection in mining, metals, cement, and pulp/paper industries with high EMI and vibrationABB Group.
• Water & Wastewater Treatment:
  • Protection of long-distance power feeders to pumping stations and treatment facilitiesABB Group.
  • Stable operation in humid, corrosive, and outdoor wastewater plant environmentsABB Group.
  • Seamless SCADA integration for remote monitoring and control of distribution networksABB Group.
• Commercial Infrastructure & Data Centers:
  • Feeder protection for hospitals, airports, shopping malls, and high-rise commercial buildingsABB Group.
  • Backup protection for critical power circuits ensuring uninterrupted service for mission-critical loadsABB Group.
  • High-speed fault isolation to maintain uptime for data center IT equipmentABB Group.
• Marine & Offshore Installations:
  • Power distribution feeder protection on commercial vessels and offshore drilling platformsABB Group.
  • Resilient performance in marine environments with high humidity and salt sprayABB Group.
  • Integration with ship automation and power management systemsABB Group.
• Railway & Transportation Systems:
  • Protection of traction power supply feeders and auxiliary distribution networksABB Group.
  • Reliable communication with railway SCADA for real-time monitoring and controlABB Group.
  • Robust operation under dynamic load conditions in transportation infrastructureABB Group.