Eaton ETR-5000-2A3GA0 Transformer Relay - Modbus RTU RS-485

Part Number: ETR-5000-2A3GA0
ETR-5000-2A3GA0
Manufacturer
Eaton
Part number
ETR-5000-2A3GA0
Category

Quick Summary

Eaton transformer relay ETR-5000-2A3GA0 provides advanced transformer protection for critical electrical assets across industrial facilities. This device combines protection, metering, and secure communication in a single package to simplify wiring and maintenance. Engineers often struggle with coordinating protection schemes, accurate metering, and remote diagnostics within tight installation schedules. While the datasheet notes eight digital inputs and nine outputs and Modbus RTU or DNP3 RTU over RS-485, confirm certifications like SIL, CE, or IP directly with Eaton to ensure regulatory alignment. With eight inputs, nine outputs, and dual current sensing channels, it enables reliable fault isolation and flexible protection coordination. The result is faster fault detection and reduced downtime, while maintaining compliance and streamlined procurement with a common Eaton E-Series platform.

Product Information

Extended Description

ETR-5000-2A3GA0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay, Modbus RTU or DNP3 RTU over D-SUB / RS485, 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, D-Sub / RS-485, 19-300Vdc, 40-250Vac, 50/60 Hz ,Sensitive Ground Input,
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2A3GA0
UPC
786679158500
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 D-SUB / RS485
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
URTD Interface Trip Coil Monitor Sensitive Ground Input IRIG-B
Modbus / DNP3 RTU
D-Sub / RS-485
Phase current
5A, 1A
Sensing inputs
Current Protection and Metering Power Protection and Metering Voltage Protection and Metering Differential Protection
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
E-series protective relays E-series protective relays Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Eaton Specification Sheet - ETR-5000-2A3GA0
Feature: Communications and protocols — Benefit: Enables seamless PLC/SCADA integration and remote diagnostics, reducing engineering time and enabling faster fault resolution. Application: Ideal for transformer protection schemes in plants using Modbus RTU or DNP3 RTU over RS-485. Long-tail keywords: Modbus RTU RS-485, DNP3 RTU interface, remote diagnostics. Feature: I/O configuration — Benefit: 8 digital inputs and 9 digital outputs support versatile protection logic, metering, and interlocking. Application: Transformer protection with flexible control logic for gating, trip signals, and status reporting. Long-tail keywords: digital inputs 8, digital outputs 9, zone selective interlocking, protection coordination. Feature: Current sensing — Benefit: Two current sensing inputs enable accurate fault detection and differential protection schemes, improving reliability and selectivity. Application: Power protection and metering across medium- to large transformers. Long-tail keywords: current sensing inputs, differential protection, transformer metering. Feature: Power range and frequency — Benefit: Wide power supply range 19-300 Vdc and 40-250 Vac, 50/60 Hz support across sites, reducing interconnectivity issues. Application: Retrofit projects and new installations in varied electrical environments. Long-tail keywords: power supply range 19-300 Vdc, 40-250 Vac, 50/60 Hz compatibility. Feature: Installation and durability — Benefit: Removable terminals and semi-flush mounting simplify field wiring and retrofit installations, lowering labor time. Application: upgrades to legacy Eaton or third-party relays with minimal panel modifications. Long-tail keywords: removable terminals, semi-flush mounting, retrofit installation. Feature: I/O options and timing — Benefit: URTD Interface, IRIG-B timing, and Sensitive Ground Input provide timing accuracy and fault detection under challenging conditions. Application: Utilities and industrial plants requiring precise coordination and noise immunity. Long-tail keywords: URTD interface, IRIG-B timing, Sensitive Ground Input.

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FAQs

Yes. The ETR-5000-2A3GA0 supports a broad power range of 19-300 Vdc and 40-250 Vac, with a 50/60 Hz frequency rating. Its removable terminals and semi-flush mounting simplify retrofits into existing panels, reducing rewiring time and enabling quick commissioning alongside current protection schemes.
Key specs include eight digital inputs, nine digital outputs, two current-sensing inputs, and protection metering across voltage, current, and differential schemes. Communications are via Modbus RTU or DNP3 RTU over RS-485, with optional URTD interface and IRIG-B timing for synchronized operations, supporting reliable fault isolation and metering accuracy.
The device offers robust transformer protection features, multiple communication options, and zone selective interlocking to improve selectivity and minimize outages. While formal certifications are not listed in the data, Eaton provides policy-based compliance information; verify project-specific certifications (SIL, CE, IP) directly with Eaton for regulatory alignment.
Compliance details are listed as 'Contact Manufacturer' in the data. For mission-critical deployments such as power plants, confirm with Eaton the presence of SIL, CE, or IP ratings, and obtain the latest product certifications and installation guidelines to ensure regulatory compliance and site acceptance testing.
The ETR-5000-2A3GA0 consolidates protection, metering, and communication, reducing panel complexity and maintenance overhead. Its modular communication options and removable terminals simplify diagnostics and field service, contributing to lower downtime and faster fault resolution, which translates into improved uptime and lower total cost of ownership over the device lifecycle.