3DELECTRO SAN JUAN 3DELECTRO SAN JUAN
Power transmission towers — 3DELECTRO

Electrical works

Medium and low voltage electrical works

Substations, electrical rooms, switchboards, earthing systems and electromechanical assembly. Scope, testing and documentation are defined against project resources, qualifications and requirements.

Scope, resources, qualifications and schedule are confirmed following technical review of the project.

Voltage
MV / LV
Procedure
Work permit · LOTO
Deliverable
Test records + as-builts
Contract type
Unit rates · turnkey · subcontract

We work on assets that cannot absorb unplanned downtime. Every intervention is planned with a work permit and lock-out/tag-out, and closes with documented testing.

01

Substations and electrical rooms

Assembly, extension and maintenance of distribution substations and modular electrical rooms.

  • MV cubicles and transformers
  • Electrical rooms and auxiliary services
  • Assisted commissioning
02

Switchboards and distribution

Main LV boards, motor control centres, distribution and sectionalising boards.

  • Build, wiring and labelling
  • Dielectric and continuity testing
  • As-built single-line diagrams
03

Earthing and protection

Earthing grids, resistivity measurement and protection coordination.

  • Earth resistance measurement
  • Lightning protection systems
  • Technical report with measured values
04

Electromechanical assembly

Ducting, cable trays, industrial and safety lighting, generator sets and UPS.

  • Live work under procedure
  • Scheduled preventive maintenance
  • Documentary closure per work order

Next step

Request our qualification dossier.

Corporate, tax, HSE and integrity documentation, packaged for vendor pre-qualification. We review your scope and coordinate the next steps.