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High-voltage substation yard

Studies • Protection • Automation • Commissioning

Protection and automation engineering with multi-vendor experience

Relay settings, testing, and commissioning on ABB, Schneider Electric, SEL, and Siemens platforms, plus commissioning experience involving GE IEDs.

For engineering firms, system integrators, and maintenance teams that need electrical studies, retrofits, panel testing, or commissioning support for substations and industrial plants.

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  • Substations up to 500 kV
  • Brazil, USA, and Poland
  • IEC 61850 · GOOSE and MMS

Multi-vendor expertise

Protection and control platforms

Relay settings, testing, and commissioning on ABB, Schneider Electric, SEL, and Siemens platforms, plus commissioning experience involving GE IEDs.

500 kV
Highest commissioning voltage
3 countries
Brazil, United States, and Poland
5 vendors
of IEDs with hands-on experience
Fluent English
Work on international projects

IED vendors

  • ABB

    Relion 615, 650, and 670 series

    Field referenceCommissioning at a 400 kV offshore wind connection in Poland.

  • GE

    GE IEDs in commissioning

    Field referenceCommissioning involving GE IEDs at a 400 kV offshore wind connection in Poland.

  • Schneider Electric

    Easergy, MiCOM P-series, and C264 BCU

    Field referenceIntegration and commissioning of MiCOM P-series IEDs and a C264 BCU at a 230 kV substation in Pará, Brazil.

  • SEL

    SEL-751, SEL-787, and SEL-2414

    Field referenceSettings, FAT testing, and transfer logic in a mining substation retrofit in Minas Gerais, Brazil.

  • Siemens

    SIPROTEC 5 with DIGSI 5

    Field referenceIntegration, settings, and testing at a 500 kV substation in Espírito Santo, Brazil.

Communication and integration

  • IEC 61850
  • GOOSE messaging
  • MMS
  • SCADA point integration
  • Logic selectivity

Engineering and test tools

  • DIGSI 4
  • DIGSI 5
  • IEC 61850 System Configurator
  • PCM600
  • EnerVista
  • Easergy Studio
  • PACiS SCE / CAT
  • acSELerator QuickSet
  • acSELerator Architect
  • IEDScout
  • OMICRON Test Universe

Test equipment is supplied by the client or planned as a rental, as set in the proposal.

The brands listed describe professional experience. They do not represent authorized service agreements, manufacturer certifications, or partnerships.

Services

What you can hire

Hire a single stage or an integrated package, from studies to field verification. KR is your commercial point of contact and coordinates the delivery; who prepares, reviews, approves, and executes each stage is set in the proposal.

Full service catalog

  • Electrical studies

    Protection, coordination, and selectivity, short circuit, and load flow. Transient studies with type and scope defined by the technical need.

    • Calculation report and curves
    • Settings table
    • Documented assumptions
    Service details: Electrical studies

  • Settings and testing

    Implementation of approved settings and logic on multi-vendor IEDs, and panel testing during FAT with agreed procedures and acceptance criteria.

    • Configuration files
    • Logic selectivity tests
    • Report and open items
    Service details: Settings and testing

  • Commissioning

    Support for commissioning teams, by scope or period, in Brazil and abroad: field verification of protection, integration, and logic.

    • Field functional tests
    • SAT support
    • As-built when contracted
    Service details: Commissioning

  • Retrofit and automation

    IED integration over IEC 61850 (GOOSE and MMS), SCADA points, and approved logic such as automatic load transfer.

    • Communication configuration
    • Point-to-point tests
    • Documented logic
    Service details: Retrofit and automation

Field experience

Where this experience comes from

Cases from the professional career of Kayllon Rogger Nunes, KR’s engineer. They are not direct contracts between KR and the asset owners.

How hiring works

From the first message to delivery

  1. You describe the need

    Type of installation, equipment involved, and planned window, through the form or WhatsApp. No documents are needed at this stage.

  2. Technical call

    A short call to understand the goal, the available data, and the interfaces with other teams.

  3. Proposal with scope

    Activities, deliverables, assumptions, exclusions, and who prepares, reviews, approves, and executes each stage, including test equipment.

  4. Execution and delivery

    Execution according to the agreed plan, with test records, final files, and an open-items list with owners.

400 kV substation yard in winter, Poland

About KR

Kayllon Rogger Nunes and KR Engenharia

KR Engenharia is the trade name of KR Consultoria e Soluções em Engenharia LTDA, based in Belo Horizonte, Brazil. It brings together Kayllon Rogger Nunes’s experience in substations, industrial facilities, mining, and offshore applications, connecting studies, settings, logic, integration, and field verification.

One point of contact

KR is the commercial point of contact and coordinates the delivery. When studies involve partners, who prepares, reviews, approves, and executes each stage is set in the proposal.

Brazil and abroad

Field experience in Brazil, the United States, and Poland, with fluent English. International mobilization is assessed according to scope and schedule.

Legal name
KR Consultoria e Soluções em Engenharia LTDA
CNPJ
68.797.626/0001-04
CREA registration
No. 141854962-2
More about KR

Contact

Is there a study, test, commissioning, or retrofit coming up?

Tell us the type of installation, the equipment involved, and the planned window. The first step is a technical call of about 15 minutes with the engineer who will handle the request.

Describe my needChat on WhatsApp

If hiring is handled by someone else in your company, a referral to the right person also helps.

Or start with a topic on WhatsApp:

[email protected]+55 (31) 99566-6963