Eaton ETR-5000-2B1BB0 Transformer Relay - RS485 Modbus

Part Number: ETR-5000-2B1BB0
ETR-5000-2B1BB0
Manufacturer
Eaton
Part number
ETR-5000-2B1BB0
Category

Quick Summary

The Eaton transformer relay ETR-5000-2B1BB0 provides transformer protection and monitoring for industrial power systems. It streamlines protection coordination while enabling easy integration with Modbus RTU or DNP3 RTU over RS485. This model supports eight digital inputs and nine outputs, with dual analog inputs and outputs for metering and fault detection. Exact compliance details vary by region; consult Eaton's datasheet and the official specification sheet for CE marking, IP considerations, and SIL readiness. Combined with a 19-300 Vdc / 40-250 Vac power range and conformal-coated circuitry, the device offers reliable operation in harsh environments and simplifies field deployment. The business value comes from improved uptime, faster fault isolation, and lower total cost of ownership through standardized interfaces and robust warranty.

Product Information

Extended Description

ETR-5000-2B1BB0 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,
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2B1BB0
UPC
786679158395
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
2
Analog outputs
2
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
URTD Interface IRIG-B Trip Coil Monitor Sensitive Ground Input
Modbus / DNP3 RTU
over RS-485
Phase current
5A, 1A
Sensing inputs
Power Protection and Metering Current Protection and Metering Differential Protection 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
E-series protective relays E-series protective relays 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-5000-2B1BB0 Selling Policy 25-000 - Distribution and Control Products and Services
Feature → Business Impact → Application: RS485 Modbus RTU or DNP3 RTU communication enables seamless integration with PLCs and SCADA systems, reducing configuration time and enabling remote monitoring and fault diagnosis for transformer protection. Application: plant-wide protection coordination and diagnostics. Feature → Business Impact → Application: 8 digital inputs and 9 outputs plus 2 analog inputs and 2 analog outputs provide flexible control and precise metering, supporting differential, voltage, and current protection schemes. Application: transformer protection with metering and alarms. Feature → Business Impact → Application: Power supply range of 19-300 Vdc and 40-250 Vac supports multi-region installations and fleet-wide rollouts without power-supply changes. Application: OEMs and panel builders deploying across sites. Feature → Business Impact → Application: Removable terminals and semi-flush mounting simplify installation, troubleshooting, and future upgrades. Application: retrofit projects and compact switchgear installations. Feature → Business Impact → Application: Conformal-coated circuit boards increase reliability in humid or dirty environments, reducing maintenance cycles. Application: harsh plant environments and outdoor enclosures. Feature → Business Impact → Application: I/O options including URTD, IRIG-B, Trip Coil Monitor, and Sensitive Ground Input enable precise trip coordination and system health checks. Application: high-availability transformer protection with advanced diagnostics.

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FAQs

The ETR-5000-2B1BB0 uses removable terminals with a semi-flush mounting method, designed for straightforward field wiring, quick maintenance, and easy access during diagnostics. This configuration supports fast retrofits in existing cabinets and minimizes downtime during upgrades.
The relay communicates via Modbus RTU over RS485, enabling reliable PLC/SCADA integration and remote configuration. This interface supports diagnostic data, status flags, and metering information, helping engineers coordinate protection schemes and reduce on-site visits.
Yes. With 8 inputs and 9 outputs, 2 analog I/O channels, and RS485 communication, it supports comprehensive protection functions, metering, and alarm signaling. Its conformal coating and robust power range (19-300Vdc / 40-250Vac) enhance reliability in demanding environments.
Compliance details are region-specific and provided by Eaton. Refer to the Eaton Specification Sheet for ETR-5000-2B1BB0 to confirm CE marking, IP considerations, and SIL readiness. If in doubt, contact Eaton or your local distributor to align with local regulatory requirements.
The relay improves uptime through fast fault isolation and remote monitoring via RS485, reducing on-site maintenance trips. The integrated metering and diagnostics support planned maintenance and asset health tracking, contributing to lower lifecycle costs and a quicker return on investment.