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Contact: POWER DUKE
Phone: +86 18059884790
E-mail: plc66@qq.com
Add: fujian xiamen
- Warehouse: Spot
- Warranty： 365 days
- Quality: Original module
- Condition： New
- Shipping method: Courier delivery
- Contact person: LI MING
- Contact number: +86 18059884790
- WeChat：18059884790
- E-mail: plc66@qq.com
Product Model: REF615E_D HBFDADAFANB1BNN1XD, Serial No. 1VHR91145940 Feeder Protection Relay
1. Product Description
REF615E_D is an advanced multifunctional feeder protection and control relay manufactured by ABB for medium voltage power distribution networks. The ordering code HBFDADAFANB1BNN1XD defines customized hardware configuration including analog measuring inputs, digital I/O channels, communication interfaces and human-machine interface. Equipped with high-precision sampling chips, multi-core processing unit and built-in event recording memory, this relay complies with IEC 60255 international protection standards and IEC 61850 substation communication protocols. It features full galvanic isolation between CT/VT measuring circuits and control circuits, robust EMC anti-interference performance, wide operating temperature range, and supports wall-mounted and standard 19-inch panel installation for long-term unattended substation operation.
2. Core Product Functions
- Complete feeder protection: overcurrent, earth fault, short circuit, overload, negative sequence and voltage protection
- Accurate measurement of three-phase current, voltage, power factor, active/reactive power and energy metering
- Local switchgear control: circuit breaker close/trip logic, interlock and remote control commands
- IEC 61850 MMS/GOOSE, Modbus TCP/RTU and SPA serial multi-protocol communication
- High-resolution fault recording, disturbance waveform capture and timestamped event log storage
- Front-panel touch HMI for parameter setting, real-time data display and fault query
- Self-supervision diagnosis for internal hardware, CT disconnection and communication channel failures
- Automatic reclosing logic for overhead distribution line transient fault recovery
3. Application Scenarios
- Urban medium voltage distribution substation overhead line and cable feeder protection
- Industrial factory internal 10kV/20kV distribution switchgear control and protection
- Solar photovoltaic and wind power booster station outgoing feeders
- Commercial complex, hospital and data center medium voltage power supply systems
- Mining, chemical and oil & gas plant on-site distribution network protection
- Railway traction power auxiliary distribution feeder monitoring and protection
4. Common Problems & Troubleshooting
Q1: Relay triggers false overcurrent or earth fault tripping without actual circuit fault
A: Check CT wiring polarity and secondary circuit grounding; adjust protection threshold and time delay settings; inspect electromagnetic interference from adjacent high-current cables.
Q2: IEC 61850 communication disconnects frequently with substation SCADA system
A: Verify Ethernet cable integrity and switch port status; match VLAN and GOOSE control block configuration; check relay and SCADA clock time synchronization.
Q3: HMI screen black or unresponsive after power-on
A: Confirm stable DC auxiliary power supply; restart relay by cutting auxiliary power for 3 minutes; contact factory maintenance if internal display driver board fails.
Q4: Circuit breaker cannot be remotely tripped or closed via relay control output
A: Inspect control loop wiring and auxiliary power of circuit breaker; verify relay output contact capacity; check interlock logic blocking signals in protection setting.
Q5: CT broken circuit alarm persists despite intact secondary wiring
A: Recalibrate CT measuring parameters; clean loose terminal block connectors; replace damaged internal analog sampling circuit if hardware defect exists.
