Eaton ETR-5000-2A0BA0 Transformer Relay - RS485 Modbus

Part Number: ETR-5000-2A0BA0
ETR-5000-2A0BA0
Manufacturer
Eaton
Part number
ETR-5000-2A0BA0
Category

Quick Summary

The Eaton ETR-5000-2A0BA0 transformer relay is a robust protection and monitoring device designed for transformer assets in industrial power systems. Engineers often struggle with protecting transformers while keeping diagnostics accessible and configurations straightforward in evolving control environments. This model supports flexible communication and wide power input ranges to simplify integration across OEM equipment, substations, and machine rooms. While compliance details vary by region, Eaton provides datasheets and documentation to confirm CE, UL/CSA, and related approvals where applicable. By combining reliable protection with interoperable interfaces, this relay helps reduce downtime and supports accurate metering, improving total cost of ownership for engineering and procurement teams.

Product Information

Extended Description

ETR-5000-2A0BA0 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 ,Trip Coil Monitor
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2A0BA0
UPC
786679158432
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
None
Communication
Modbus RTU or DNP3 RTU over RS485
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
URTD Interface Trip Coil Monitor IRIG-B
Modbus / DNP3 RTU
over RS-485
Phase current
5A, 1A
Sensing inputs
Differential Protection Current Protection and Metering 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
Power metering, monitoring and diagnostics products for OEMs Power metering, monitoring and diagnostics products for OEMs Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E Eaton Specification Sheet - ETR-5000-2A0BA0
Feature → Business Impact → Application: Modbus RTU or DNP3 RTU over RS485 enables seamless integration with modern SCADA and EMS systems, reducing commissioning time and enabling centralized monitoring across multiple transformers in a single network. This translates to faster fault isolation and reduced mean time to repair in substations and OEM installations. Application: transformer protection with networked diagnostics. Feature → Business Impact → Application: Wide power supply range of 19-300 Vdc and 40-250 Vac supports mixed-voltage environments, eliminating the need for multiple power supplies and enabling plug-and-play deployment in mixed control cabinets. Application: substations, industrial plants, OEM equipment. Feature → Business Impact → Application: Eight digital inputs and nine digital outputs provide ample control and interlock capability, improving coordination of protection schemes and zone selective interlocking in transformer banks. Application: high-availability power networks. Feature → Business Impact → Application: Differential protection, current protection and metering, and voltage protection with monitoring inputs enhance situational awareness and compliance with protection standards. Application: transformer protection and power quality monitoring. Feature → Business Impact → Application: URTD interface, trip coil monitor, and IRIG-B options offer health checks and time synchronization, increasing reliability for critical transformer assets. Application: utility-grade or data-center transformer protection. Feature → Business Impact → Application: Removable terminals and semi-flush mounting simplify field wiring, maintenance, and upgrades, reducing installation time and retrofit costs. Application: cabinet installations and retrofit projects. Feature → Business Impact → Application: Modbus/DNP3 RTU over RS485 compatibility supports scalable integration with existing automation layers, enabling phased modernization without rewiring. Application: OEM OEM integration and smart grid upgrades.

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FAQs

Begin by verifying the 19-300 Vdc / 40-250 Vac power range and the 8 digital inputs with 9 digital outputs. Use the removable terminals for wiring, mount the unit semi-flush in a suitable enclosure, and connect RS485 communication for Modbus RTU or DNP3 RTU. Ensure proper labeling and verify protective earth connections before energizing the system.
Key specs include a power-supply range of 19-300 Vdc and 40-250 Vac, 50/60 Hz operation, 8 digital inputs and 9 digital outputs, 2 current sensing inputs, and Modbus RTU or DNP3 RTU over RS485 communication. The device supports differential protection, current and voltage metering, and zone selective interlocking.
Yes. It is designed as a transformer protection relay with differential protection, current protection and metering, voltage protection and metering, and zone selective interlocking. Its RS485 communication enables integration with substation SCADA systems, and the trip coil monitor option enhances reliability for critical transformer assets.
Compliance details are provided by Eaton and may vary by region. The product specifies Compliances as Contact Manufacturer; consult the official datasheet or Eaton support to confirm CE, UL/CSA, and region-specific approvals for your installation.
The product is covered by Eaton’s standard warranty policy: one year from installation or eighteen months from shipment, whichever occurs first. For support, refer to Eaton’s warranty documentation and your regional sales channel to access technical assistance and service options.