Eaton transformer relay ETR-5000-2A1BB0 - Modbus RTU over RS485

Part Number: ETR-5000-2A1BB0
ETR-5000-2A1BB0
Manufacturer
Eaton
Part number
ETR-5000-2A1BB0
Category

Quick Summary

Eaton transformer relay delivers advanced transformer protection for industrial power systems and substations. Owners and engineers often grapple with integrating protection schemes, remote communications, and diagnostics across Modbus RTU or DNP3 RTU networks. Certification details are provided by the manufacturer; please confirm CE, UL or other accreditations during procurement. This device helps reduce downtime and improve reliability across transformer assets, enabling easier integration with existing control architecture and fleet management.

Product Information

Extended Description

ETR-5000-2A1BB0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay, Modbus RTU or DNP3 RTU over RS485, 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, over RS-485,19-300Vdc, 40-250Vac, 50/60 Hz , Sensitive Ground Input,Trip Coil Monitor
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2A1BB0
UPC
786679157138
Product Length/Depth
8.06 in
Product Height
8.7 in
Product Width
9.72 in
Product Weight
9.3 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
Transformer
Type
Transformer relay
Product Category
Transformer protection relay
Analog inputs
0
Analog outputs
0
Base relay
ETR-4000
Conformal coating
Conformal Coated Circuit Boards
Communication
Modbus RTU or DNP3 RTU over RS485
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
Sensitive Ground Input Trip Coil Monitor URTD Interface IRIG-B
Modbus / DNP3 RTU
over RS-485
Phase current
5A, 1A
Sensing inputs
Current Protection and Metering Differential Protection Power Protection and Metering Voltage Protection and Metering
Zone selective interlocking
2
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Frequency rating
50/60 Hz
Power consumption
40-250 Vac, 19-300 Vdc
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Power consumption
40-250 Vac, 19-300 Vdc
Frequency rating
50/60 Hz
Terminals
Removable
Mounting method
Semi-flush
Voltage sensing inputs
1
Terminals
Removable
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Feature: Modbus RTU or DNP3 RTU over RS485 enables seamless SCADA integration and centralized protection monitoring. Business Impact: Reduces wiring complexity, speeds fault diagnosis, and consolidates control in your existing automation stack. Application: Ideal for transformer protection schemes in industrial plants and substations. Feature: 8 digital inputs, 9 outputs, plus 2 current sensing inputs provides scalable I/O for protection logic. Business Impact: Shrinks panel footprint, simplifies wiring, and supports complex protection and metering logic. Application: Transformer protection, differential and power protection configurations. Feature: Power supply range of 19-300 Vdc and 40-250 Vac with 50/60 Hz operation offers flexible installation worldwide. Business Impact: Easy deployment across global sites without extra power conversion, reducing commissioning time. Application: Global manufacturing, utility feeders, and OEM equipment. Feature: Conformal coating and removable terminals improve field reliability and ease of service. Business Impact: Enhances durability in harsh environments and speeds maintenance with tool-free reconfigurations. Application: Harsh industrial environments and retrofit projects. Feature: I/O options including Sensitive Ground Input, Trip Coil Monitor, URTD Interface, and IRIG-B support enable advanced protection and timing synchronization. Business Impact: Enables precise fault isolation, advanced protection schemes, and accurate time-stamping for event logs. Application: Zone-selective interlocking, protection coordination, and high-reliability applications. Because the solution is modular, installation teams can leverage existing Eaton documentation and compatibility with ETR-4000 base relays to streamline migration and upgrades.

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FAQs

Begin with the removable terminals for power, inputs, and outputs to ease wiring. Connect the Modbus RTU or DNP3 RTU RS485 link to your PLC or SCADA master. Power supply options cover 19-300 Vdc or 40-250 Vac, allowing a single stock of supplies for global sites. Use the 8 digital inputs and 9 outputs to implement protection logic and interlocks as required by your transformer protection scheme.
Key specs include 8 digital inputs, 9 outputs, 2 current sensing inputs, 50/60 Hz operation, and a flexible power supply range (19-300 Vdc, 40-250 Vac). The unit uses Modbus RTU or DNP3 RTU over RS485 for communication and supports current, voltage, differential, and power protection and metering functions to match typical transformer protection needs.
Yes. The ETR-5000-2A1BB0 is designed as a transformer protection relay with features like zone selective interlocking and multiple protection and metering capabilities. It integrates with existing control architectures via RS485 communications and supports flexible power inputs, making it suitable for substations, distribution panels, and transformer protection in OEM applications.
The product data indicates Compliances: Contact Manufacturer, so certification details should be obtained directly from Eaton or your authorized distributor. When procuring, request documentation for CE, UL or other relevant certifications and ensure they align with your project’s regulatory requirements and your site’s safety standards.
The warranty follows Eaton’s policy: one year from installation or eighteen months from shipment, whichever occurs first. The relay’s robust protection features, modular I/O, and RS485 communications support proactive monitoring and faster troubleshooting, reducing downtime and maintenance costs over the asset lifecycle.