3DELECTRO SAN JUAN 3DELECTRO SAN JUAN

Electrical works

Medium and low voltage electrical works

Substations, electrical rooms, switchboards, earthing systems and electromechanical assembly, with certified testing and as-built drawings on every handover.

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. Acknowledged within 4 business hours.