Eaton transformer relay ETR-5000-2B1IB0 - RS-485 & Ethernet
Part Number: ETR-5000-2B1IB0
Quick Summary
Eaton transformer relay is a protection and monitoring device designed to safeguard transformer assets in industrial power systems. This model helps engineers quickly detect faults, coordinate protection schemes, and reduce unplanned downtime. While deployments demand reliable communications, integration and installation can be challenging without a compact, feature-rich relay. Compliance considerations vary by region, and manufacturer confirmation is advised for certifications such as CE, SIL, or IP ratings. The ETR-5000-2B1IB0 supports RS-485 and Ethernet TCP/IP, enabling remote diagnostics and field collaboration, while its multi-parameter inputs support voltage, current, metering, and differential protection. This combination delivers measurable business value through improved reliability, faster fault isolation, and improved asset lifecycle management.
Product Information
Extended Description
ETR-5000-2B1IB0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay,5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, over RS-485, over Ethernet RJ-45,19-300Vdc, 40-250Vac, 50/60 Hz, Semi-flushTrip Coil Monitor,
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2B1IB0
UPC
786679156438
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
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
Modbus / DNP3 TCP
over Ethernet RJ-45
Phase current
5A, 1A
Sensing inputs
Voltage Protection and Metering Power Protection and Metering Differential Protection Current 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-5000-2B1IB0
Feature → Business Impact → Application: 2 analog inputs enable precise voltage protection and metering, reducing nuisance trips and enabling better energy management in panel assemblies. This directly lowers operating costs while improving protection accuracy for critical transformers in utility and industrial facilities. Feature → Business Impact → Application: 8 digital inputs and 9 outputs provide extensive I/O for front-end supervision and logic interlock schemes, supporting zone-selective interlocking and coordinated protection schemes across feeder decks. Application in switchyards and data centers improves system reliability and simplifies control room integration. Feature → Business Impact → Application: Relocatable/removable terminals and semi-flush mounting simplify retrofits and new installations, reducing commissioning time and installation risk in crowded panels or retrofit projects. Application: OEMs and panel builders gain faster time-to-market with plug-and-play capability and reduced field wiring errors. Feature → Business Impact → Application: Modbus RTU/ TCP over RS-485 and Ethernet enables remote monitoring, diagnostics, and integration with SCADA; this lowers maintenance laboratory visits and accelerates fault diagnostics. Application: Power protection relays in substations and industrial plants that demand scalable communication. Feature → Business Impact → Application: Conformal coating on circuit boards withstands harsher environments, extending life in humid or dust-prone facilities and reducing field failures. Application: Oil & gas, mining, and heavy industry where environmental resilience is critical. Feature → Business Impact → Application: 40-250Vac and 19-300Vdc power supply range supports both legacy and modern control systems, simplifying phased upgrades and ensuring compatibility with existing power architectures. Application: Mixed-voltage installations and multi-volt control schemes. Feature → Business Impact → Application: Transformer protection functions including differential and metering protection provide rapid fault detection; this supports compliance with utility protection practices and minimizes transformer damage during faults. Application: Protection relays in critical transformer banks within industrial plants and utilities. This is complemented by comprehensive documentation and access to Eaton specification sheets and OEM-focused resources to support integration, testing, and long-term service.
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FAQs
The ETR-5000-2B1IB0 offers semi-flush mounting and removable terminals, which streamline retrofits and new installs. Ensure proper clearance for cable routing, verify power supply within 19-300Vdc or 40-250Vac, and follow manufacturer torque specs. Pre-configure analog and digital I/O as needed to minimize commissioning time and avoid wiring errors.
Key specs include 2 analog inputs and 2 analog outputs, 8 digital inputs and 9 digital outputs, phase current options of 5A and 1A, and a dual-supply range of 19-300Vdc / 40-250Vac at 50/60 Hz. The device supports RS-485 Modbus and Ethernet TCP/IP for modern industrial connectivity and remote monitoring.
Yes, the relay is designed for industrial use with conformal coated circuit boards and removable terminals to ease field service. While regional compliance is manufacturer-stated, its hardware supports rugged installations typical of substations and process plants. For extreme environments, verify IP rating and site-specific certifications with Eaton.
Compliance details are specified by the manufacturer; use the product page or datasheet to confirm CE, SIL, or IP ratings for your region. The Eaton ETR-5000 series is supported by an official spec sheet, and regional approvals should be requested during procurement to satisfy regulatory and safety requirements.
By enabling remote monitoring via RS-485 and Ethernet, reducing field trips, and improving fault isolation, the relay lowers maintenance costs and minimizes downtime. Its multi-parameter protection and metering support also help optimize energy usage and extend transformer life, delivering a favorable total cost of ownership over the asset lifecycle.