Eaton ETR-4000-2A1DB0 Transformer Relay - Profibus-DP
Part Number: ETR-4000-2A1DB0
Quick Summary
Eaton transformer relay ETR-4000-2A1DB0 provides transformer protection and monitoring for electrical substations and industrial plants. Manufacturing and utility engineers often struggle to protect transformers without sacrificing uptime or insight into faults. Compliance considerations typically involve standards such as CE, IP-rated enclosures, and SIL-ready configurations; confirm the exact certifications with Eaton. Designed for transformer protection applications, it integrates Profibus-DP communications and flexible I/O to drive measurable improvements in protection reliability and maintenance visibility. With 8 digital inputs and 9 outputs, the unit streamlines wiring and reduces panel space while enabling advanced protection schemes. Its rugged design and conformal-coated boards support operation in challenging industrial environments.
Product Information
Extended Description
ETR-4000-2A1DB0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay, Profibus-DP , 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, , 19-300Vdc, 40-250Vac, 50/60 Hz , Sensitive Ground Input,Trip Coil Monitor
Product Name
Eaton transformer relay
Catalog Number
ETR-4000-2A1DB0
UPC
786679154243
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
Conformal Coated Circuit Boards
Communication
Profibus-DP over Fiber Optic ST
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
Sensitive Ground Input Trip Coil Monitor IRIG-B URTD Interface
Phase current
5A, 1A
PROFIBUS-DP
over fiber optic ST
Sensing inputs
Current 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
0
Terminals
Removable
E-series protective relays
E-series protective relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Distribution and Transformer Relays
Eaton Specification Sheet - ETR-4000-2A1DB0
Feature → Business Impact → Application: 8 digital inputs and 9 outputs reduce external relay dependence, enabling compact protection logic and faster fault response for transformer protection schemes in substations and plants. This directly translates to lower wiring costs, simpler panel design, and improved protection coordination. Application: transformer protection with integrated I/O. Feature → Business Impact → Application: Power supply range of 19-300 Vdc and 40-250 Vac with 50/60 Hz compatibility provides flexible integration across varied plant power architectures, supporting retrofits and new builds alike. Application: retrofit and multi-voltage environments. Feature → Business Impact → Application: Profibus-DP over fiber optic ST delivers robust, noise-immune communication to DCS/PLC systems, reducing miscommunication risk in harsh electrical environments. Application: industrial control system integration. Feature → Business Impact → Application: Sensing inputs include Current Protection and Metering, Differential Protection, plus Zone Selective Interlocking (2), and Trip Coil Monitor, delivering high-precision protection with fast fault isolation. Application: enhanced selectivity in transformer protection. Feature → Business Impact → Application: Conformal coating on circuit boards and removable terminals simplify field servicing and reliability in dirty or humid environments, lowering maintenance costs and downtime. Application: rugged deployments in harsh facilities. Feature → Business Impact → Application: Semi-flush mounting saves panel space and eases installation, improving overall equipment density and serviceability in switchgear rooms and control panels.
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FAQs
Yes. The unit supports Profibus-DP communications over fiber optic ST, enabling reliable data exchange with PLCs and DCS in electrically noisy environments. Its removable terminals and semi-flush mounting further simplify installation and integration into existing control panels.
It operates from 19-300 Vdc or 40-250 Vac at 50/60 Hz, features 8 digital inputs and 9 outputs, and provides 2 current sensing inputs along with current protection and metering plus differential protection for transformer safety.
Yes. It is designed as a transformer protection relay with capabilities such as Trip Coil Monitor, Sensitive Ground Input, zone selective interlocking, and integrated protection logic suitable for substations and plant transformers.
Compliance details are specified by the manufacturer. For CE, IP ratings, SIL readiness, or region-specific certifications, contact Eaton to confirm exact approvals for your installation site.
Removable terminals and semi-flush mounting simplify wiring and field service, while conformal-coated circuit boards enhance reliability in dirty or humid environments, reducing maintenance downtime and extending equipment life.