Eaton ETR-5000-2B1GA0 Transformer Relay - Modbus RTU

Part Number: ETR-5000-2B1GA0
Manufacturer
Eaton
Part number
ETR-5000-2B1GA0

Quick Summary

Eaton transformer relay protects transformer assets by monitoring protection and metering functions in substations and industrial plants. Users often struggle with configuring complex protection schemes and maintaining reliable communication over Modbus RTU or DNP3 RTU in noisy plant environments. Certification details such as CE, SIL, or IP ratings should be verified with Eaton; refer to the ETR-5000-2B1GA0 datasheet for exact compliance. This solution supports Modbus RTU over RS-485, wide power ranges, and 8 inputs with 9 outputs, enabling seamless integration with existing automation and metering systems for scalable transformer protection.

Product Information

Extended Description

ETR-5000-2B1GA0 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-5000-2B1GA0
UPC
786679158739
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
None
Communication
Modbus RTU or DNP3 RTU over D-SUB / RS485
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
Sensitive Ground Input IRIG-B Trip Coil Monitor URTD Interface
Modbus / DNP3 RTU
D-Sub / RS-485
Phase current
5A, 1A
Sensing inputs
Voltage Protection and Metering Differential Protection Current 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
Feature → Business Impact → Application: 8 digital inputs and 9 digital outputs enable complex protection logic and fast trip coordination, reducing outage time and improving system reliability for critical transformer circuits in utilities and heavy industries. Feature → Business Impact → Application: Dual analog inputs and outputs provide precise metering and protection signals, supporting voltage, current, and power protection schemes across 19-300 VDC and 40-250 VAC inputs, improving accuracy in protective decisions. Feature → Business Impact → Application: Modbus RTU or DNP3 RTU over RS-485 offers flexible integration with PLCs and SCADA, lowering integration costs and enabling remote diagnostics and monitoring for OEMs. Feature → Business Impact → Application: I/O options including Sensitive Ground Input, IRIG-B, Trip Coil Monitor, and URTD Interface expand diagnostic capabilities and fault tracing in demanding environments. Feature → Business Impact → Application: Zone selective interlocking (2) enhances selectivity and reduces collateral damage during faults, improving grid reliability for substations and industrial plants. Feature → Business Impact → Application: Removable terminals and semi-flush mounting simplify installation and future maintenance, reducing commissioning time and field labor costs. These capabilities combine to deliver improved protection, diagnostics, and operational efficiency for transformer systems and power distribution networks.

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FAQs

The unit uses removable terminals and a semi-flush mounting method, simplifying wiring and mounting in control panels. With 8 digital inputs and 9 outputs, plan for logical wiring of protection schemes and ensure RS-485 communication lines are routed away from noise sources to preserve Modbus RTU or DNP3 RTU integrity.
The ETR-5000-2B1GA0 supports Modbus RTU or DNP3 RTU over a D-Sub / RS-485 interface, enabling synchronous data exchange with PLCs, SCADA, and other networked devices. This facilitates remote monitoring, setpoint updates, and diagnostic reporting across transformers and feeder circuits.
Yes. It is a transformer protection relay with 8 inputs, 9 outputs, and capabilities for voltage, differential, current, and power protection and metering. Its flexible power supply range (19-300 VDC, 40-250 VAC) and zone selective interlocking support reliable protection in substations and industrial facilities.
Warranty follows Eaton policy: one year from installation or eighteen months from shipment, whichever comes first. Compliance details are listed as 'Contact Manufacturer'—verify CE, SIL, IP or other regulatory approvals directly with Eaton or consult the datasheet for exact certification status.
Consider its base relay (ETR-4000) compatibility, 2 analog inputs, 2 analog outputs, 8 digital inputs, 9 digital outputs, and I/O options like IRIG-B, Trip Coil Monitor, URTD Interface. The Modbus/DNP3 RTU over RS-485 supports integration with existing OEM automation, enabling telemetry, diagnostics, and commissioning workflows with minimal changes.