Eaton EBR-3Z-2B0GA1-B Bus differential relay - Modbus RTU + DNP3.0 RTU

Part Number: EBR-3Z-2B0GA1-B
Manufacturer
Eaton
Part number
EBR-3Z-2B0GA1-B

Quick Summary

Eaton Bus differential relay provides fast feeder protection for industrial power systems and is ideal for control panel applications. Engineers often struggle with integrating protection relays into existing Modbus or DNP3 networks, leading to delayed fault isolation and increased downtime. This model supports Modbus RTU + DNP3.0 RTU interfaces and offers a robust voltage range, projection-panel mounting, and flexible digital I/O to simplify installation. Compliance details, including CE, SIL, and IP ratings, are provided by the manufacturer and verified for your region. By combining flexible power options, RS485 connectivity, and a compact panel-mount footprint, it reduces wiring complexity and procurement costs while improving system reliability and safety.

Product Information

Extended Description

EBR-3Z-2B0GA1-B Eaton: Eaton, Bus differential relay, EBR-3000, 40-250 Vac, 19-300 Vdc, Bus relay, Modbus RTU + DNP3.0 RTU (RS485 / D-SUB interface), 40-250 Vac, Feeder 19-300Vdc, 40-250Vac, 10 W / 17 VA, 5 A ac/dc, 50/60 Hz, Projection panel mount, -20° to 60°C
Product Name
Eaton Bus differential relay
Catalog Number
EBR-3Z-2B0GA1-B
UPC
786679194935
Product Length/Depth
7.49 in
Product Height
8.62 in
Product Width
13.64 in
Product Weight
12.7 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
Contact Manufacturer
Application
Feeder
Type
Bus differential relay
Product Category
Bus relay
Analog inputs
0
Analog outputs
0
Base relay
EBR-3000
Burden
10 W / 17 VA
Conformal coating
None
Communication
Modbus RTU + DNP3.0 RTU (RS485 / D-SUB interface)
Current sensing inputs
1
Digital inputs
8
Digital outputs
6
Zone selective interlocking
0
Number of inputs
8
Number of outputs
6
Power supply range
19-300Vdc, 40-250Vac
Power consumption
40-250 Vac, 19-300 Vdc
Power supply
40-250 Vac, 19-300 Vdc
Frequency rating
50/60 Hz
Mounting method
Projection panel
Terminals
Removable
Contact Rating
5 A ac / dc
Operating temperature
-20° to 60°C
Voltage sensing inputs
0
Wide power range for simplified inventory and installation → Reduces spare part variety and procurement complexity while supporting 40-250 Vac and 19-300 Vdc in the same device, enabling seamless feeder protection across mixed networks in industrial plants. This translates to faster deployment and lower total cost of ownership in control rooms and switchgear rooms. Digital I/O and sensing flexibility → Eight digital inputs, six digital outputs, and a single current-sensing input enable sophisticated local interlocking and status indication, improving control accuracy and reducing wiring errors in complex automation schemes. The business impact is clearer fault visibility and safer, more reliable operation of feeders, especially in energy-intensive facilities. Communication versatility → Modbus RTU and DNP3.0 RTU over RS485 / D-SUB interfaces ensure easy integration with modern SCADA and PLC systems, reducing integration labor and enabling centralized monitoring and reporting for compliance and performance tracking. Tight integration with existing networks lowers capex and accelerates project timelines. Mechanical and installation advantages → Projection panel mounting and removable terminals streamline retrofit projects and field maintenance, cutting install time and minimizing cabinet space usage, which translates into lower labor costs and faster commissioning. Thermal and operational resilience → Operates from -20°C to 60°C and supports 50/60 Hz operation, delivering reliable protection in harsh plant environments and expanding applicability across regional power systems. This compatibility helps maintain uptime in critical processes and reduces risk during peak loads.

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FAQs

The unit uses projection panel mounting and offers removable terminals for straightforward wiring. It supports a wide power range (40-250 Vac or 19-300 Vdc) and provides eight digital inputs, six digital outputs, and one current-sensing input. Plan for RS485 / D-SUB communication with Modbus RTU + DNP3.0 RTU to ensure compatible SCADA integration. Follow Eaton installation guidelines and ensure proper ventilation and clearance for heat dissipation to maximize reliability.
Key specs include a power supply range of 19-300 Vdc or 40-250 Vac, 50/60 Hz operation, 5 A contact rating, burden of 10 W / 17 VA, eight digital inputs, six digital outputs, and one current sensing input. The device is designed for feeder protection with a 7.49 in depth, 8.62 in height, and 13.64 in width footprint and supports RS485 / D-SUB communication for Modbus RTU and DNP3.0 RTU.
Yes. The relay provides Modbus RTU and DNP3.0 RTU communication over RS485 / D-SUB interfaces, facilitating seamless integration with modern SCADA systems and PLCs, which reduces wiring complexity and speeds up data acquisition for protection schemes.
This bus differential relay is ideal for feeder protection in industrial power systems and control panels, especially where mixed AC/DC supplies exist. Compliance details are provided by the manufacturer; CE and SIL considerations, along with IP ratings, can be confirmed with Eaton for your region to meet your specific regulatory requirements.
Warranty follows Eaton policy: one year from installation or 18 months from shipment, whichever occurs first. For ongoing support, consult Eaton’s technical resources and the product datasheet, which documents the specifications and typical application notes to maximize return on investment and minimize downtime.