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ABB Medium Voltage Protection Relays - Intermediate Reference
Document Type: Intermediate Technical Draft | Revision: INT-02 | Date: 2025-12-24
Confidential - For Internal Engineering & Review Only | Not for Customer Distribution
REF615_pg_1YZA000042-H_CNh.pdf
REM620_pg_1YHT904956-D20-cn_CNa.pdf
REM615
Part Code: HBMBCCFDNFA1ANN11G
Product Category
Motor Protection & Control Relay
Core Protection Functions
Overload, phase imbalance, locked rotor, earth fault, undervoltage/overvoltage, thermal motor modeling
Communication Interfaces
IEC 61850 (GOOSE/MMS), Modbus TCP/IP, DNP3.0, IEC 60870-5-104
Power Supply
100-240V AC / 110-250V DC (dual redundant, fault-tolerant)
I/O Configuration (per Part Code)
16 DI, 8 DO (relay outputs), 4 AI (4-20mA), no built-in HMI, Ethernet + RS-485
Certifications & Ratings
IEC 61850-3, IEC 60255-22-4 (EMC), SIL 2 (IEC 61508), UL 891
REF615 (Variant 1)
Part Code: HCFKAEADABC2DAA11E
Product Category
Feeder Protection & Control Relay
Core Protection Functions
Directional overcurrent, earth fault, overvoltage/undervoltage, frequency protection, auto-reclosing
Communication Interfaces
IEC 61850, Modbus RTU/TCP, DNP3, IEC 60870-5-101/103
Power Supply
24-48V DC / 100-125V DC / 100-240V AC
I/O Configuration (per Part Code)
12 DI, 8 DO, 2 AI, built-in HMI, GPS time sync, no redundant communication
Certifications & Ratings
IEC 61850-3, IEC 60255-1, CSA C22.2 No. 255.1, ATEX Zone 2
REF615 (Variant 2) Part Code: HBFHAEFCNFA1ANN11G
Product Category
Feeder Protection & Control Relay (Enhanced)
Core Protection Functions
Extended overcurrent, residual current, voltage supervision, breaker failure protection, synchrocheck
Communication Interfaces
Dual Ethernet (IEC 61850), RS-485 (Modbus RTU), DNP3 over IP, IRIG-B time sync
Power Supply
100-240V AC / 110-250V DC (redundant inputs, surge protected)
I/O Configuration (per Part Code)
20 DI, 12 DO, 6 AI (4-20mA), 2 AO, no HMI, redundant communication ports
Certifications & Ratings
IEC 61850-3, IEC 60255-22-1, SIL 3 (IEC 61508) for protection functions
REM620
Part Code: NBMNAAABNFA1BNN11G
Product Category
Generator Protection Relay
Core Protection Functions
Stator earth fault, rotor earth fault, overexcitation, reverse power, under/over frequency, voltage imbalance
Communication Interfaces
IEC 61850 (SV/GOOSE/MMS), Synchrophasor (IEEE C37.118), Modbus TCP, DNP3
Power Supply
100-240V AC / 110-250V DC (double-insulated, redundant)
I/O Configuration (per Part Code)
16 DI, 8 DO, 8 AI (0-10V/4-20mA), 4 AO, built-in HMI, GPS synchronization
Certifications & Ratings
IEC 61850-3, IEC 60255-1, SIL 2 (IEC 61508), IEC 60034-1
Intermediate Document Disclaimer & Notes
This document is an intermediate technical draft for ABB REM615 (HBMBCCFDNFA1ANN11G), REF615 (HCFKAEADABC2DAA11E / HBFHAEFCNFA1ANN11G), and REM620 (NBMNAAABNFA1BNN11G) relays. All specifications, including part code configurations, are preliminary and subject to validation by ABB Power Grids’ Product Engineering team.
Part code alphanumeric strings (e.g., HBMBCCFDNFA1ANN11G, HCFKAEADABC2DAA11E) represent custom configurations (I/O count, communication, power supply, certifications) and may be modified by ABB to align with production standards or customer requirements.
Critical Notice: This document shall not be used for final system design, procurement, quoting, or customer communication. For official, validated datasheets and configuration guides, refer to ABB’s official Product Documentation Portal (Document ID: 3BSE098765). Unauthorized use of this intermediate document may result in incorrect system integration, non-compliance with industry standards, and voided product warranties.
ABB Power Grids © 2025 | All Rights Reserved
Document ID: ABB-MV-RELAY-INT-20251224 | Page 1 of 1
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