Eaton transformer relay ETR-5000-2A3KA0 - IRIG-B Trip Coil Monitor

Part Number: ETR-5000-2A3KA0
ETR-5000-2A3KA0
Manufacturer
Eaton
Part number
ETR-5000-2A3KA0
Category

Quick Summary

The Eaton transformer relay ETR-5000-2A3KA0 is a high-capacity protective relay designed for transformer protection and monitoring in medium to large electrical systems. Engineers often struggle with coordinating protection, metering, and alarm signaling across multiple assets without complicating maintenance. While many relays offer basic protection, this model emphasizes advanced IO, remote diagnostics, and flexible communication to reduce downtime. Industry-standard considerations such as CE-like safety practices and robust enclosure reliability are typically top of mind; confirm precise certifications with Eaton’s datasheet. With its modular inputs, Modbus/DNP3 TCP capability and IRIG-B options, it delivers meaningful business value, including improved protection coordination, simplified integration with OEM equipment, and lower lifecycle costs.

Product Information

Extended Description

ETR-5000-2A3KA0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay,5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9, Removable, Transformer, 19-300Vdc, 40-250Vac, 50/60 Hz, Semi-flushTrip Coil Monitor
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2A3KA0
UPC
786679155981
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
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
IRIG-B Sensitive Ground Input URTD Interface Trip Coil Monitor
Modbus / DNP3 TCP
over LC duplex fiber optic Ethernet
Phase current
5A, 1A
Sensing inputs
Differential Protection Current Protection and Metering Voltage Protection and Metering Power 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 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard Eaton Specification Sheet - ETR-5000-2A3KA0 Selling Policy 25-000 - Distribution and Control Products and Services
Feature → Business Impact → Application: 8 digital inputs and 9 outputs enable complex protection logic and precise control sequences, reducing misoperations and wiring errors. This translates to faster fault isolation and improved system uptime in transformer protection applications across substations and OEM equipment. Feature → Application benefits: 2 current sensing inputs support differential protection and metering, delivering accurate fault detection and power quality insights for proactive maintenance. Feature → Business Impact: Power supply range 19-300Vdc / 40-250Vac and 50/60 Hz compatibility enable operation in diverse plant environments, simplifying installation and reducing auxiliary cabinet requirements. Feature → Application: Semi-flush mounting with removable terminals streamlines retrofit projects and on-site servicing, lowering labor costs and downtime. Feature → Business Impact: IRIG-B sensitive ground input URTD Interface and Trip Coil Monitor provide enhanced protection coordination and rapid trip signaling for critical transformers. Feature → Application: Modbus/DNP3 TCP over LC duplex fiber optic Ethernet ensures reliable remote monitoring and integration with SCADA systems, minimizing communication bottlenecks. Feature → Business Impact: Phase current options of 5A/1A and comprehensive protection sets (Differential, Current, Voltage, Power Protection and Metering) enable precise protection schemes for transformers in high-load environments, improving reliability and compliance. Feature → Application: Zone selective interlocking (2) enhances selective tripping schemes, reducing outages and improving system resilience in critical power paths.

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FAQs

Installation can be performed by following the Eaton installation guide for semi-flush mounting and removable terminals. The device offers 8 digital inputs and 9 outputs, with removable terminals simplifying field wiring. Use the URTD interface and Trip Coil Monitor for enhanced protection coordination, and verify compatible communication options (Modbus/DNP3 TCP over fiber) to integrate with your SCADA.
Key specs include a power supply range of 19-300Vdc or 40-250Vac, a frequency rating of 50/60 Hz, 2 current sensing inputs, 8 inputs and 9 outputs, and a phase current rating of 5A/1A. It supports differential, current, voltage, and power protection with metering features, suited for transformer protection applications.
Yes. The device is designed for transformer protection with multi-function metering, 8/9 IO, and advanced protection schemes including zone selective interlocking. Its Modbus/DNP3 TCP over fiber enables reliable SCADA integration. It also supports IRIG-B interfaces and Trip Coil Monitor for fast, selective tripping in substations.
The data sheet lists Compliances as Contact Manufacturer, so exact certifications should be confirmed on Eaton’s official specification sheet. For CE, IP, SIL or other regulatory marks, refer to the Eaton documentation or contact Eaton technical support to ensure your specific installation meets your regulatory and safety requirements.
The relay consolidates protection, metering, and signaling in a single device with removable terminals and semi-flush mounting, reducing wiring complexity and service time. Remote monitoring via Modbus/DNP3 TCP lowers on-site visits, while zone interlocking and IRIG-B options improve fault isolation, leading to reduced downtime and lower lifecycle costs.