Electrical works

Electrical works construction

Engineering, installation and execution of electrical infrastructure

Aerial view of a solar PV plant during structure and module installation

SUN & WIND develops and executes electrical works for real estate, industrial, commercial and energy projects, integrating engineering, supply, construction, installation, testing and commissioning.

Our management includes ongoing coordination between electrical engineering, civil works and other disciplines, ensuring constructability, regulatory compliance, installation traceability and technical control throughout the entire execution process.

ELECTRICAL INFRASTRUCTURE

Low- and medium-voltage electrical installations
Indoor and outdoor power distribution networks
Main and secondary feeders
Overhead and underground electrical conduits
Duct banks and electrical crossings
Electrical pits and pull boxes
Electrical rooms and technical enclosures
Installation of transformers and associated equipment
Main and distribution switchboards
Distribution centers and auxiliary systems
Backup and emergency power systems
Integration of electrical infrastructure with civil works

LOW VOLTAGE

Main and secondary switchboards
Feeders and distribution circuits
EMT, PVC and HDPE conduits and cable trays
Power, control and auxiliary-service cabling
Indoor and outdoor lighting installations
Lighting for common areas and outdoor spaces
Emergency and backup systems
Grounding and equipotential bonding
Electrical protection
Metering and distribution
Insulation and continuity testing
Functional verification of installations

MEDIUM VOLTAGE

MV conduits and underground networks
Cable pulling and termination
Switchgear cells and switching equipment
Distribution transformers
Transformer substations
MV splices, terminations and accessories
Protection and metering systems
Grounding systems
LV/MV integration
Coordination with distribution infrastructure
Electrical testing prior to energization
Technical support during commissioning

UTILITY SERVICE CONNECTIONS, DISTRIBUTION AND PROTECTION

Development and coordination of utility service connection solutions
Feeder engineering
Single-line diagrams
Load schedules
Conductor sizing
Protection sizing
Voltage drop studies
Protection coordination and selectivity
Metering systems
Distribution switchboards
Grounding and equipotential bonding
Integration with generation and storage systems

ELECTRICAL WORKS FOR REAL ESTATE PROJECTS

Electrical infrastructure for residential developments
Power supply for buildings and housing complexes
Main conduit runs and indoor distribution
Electrical networks for common areas
Outdoor and street lighting
Electrical rooms and enclosures
Main switchboards and common services
Backup systems for critical loads
Infrastructure for electric vehicle chargers
Infrastructure readiness for photovoltaic generation
Integration of solar systems in homes and common areas
Electrical coordination with architecture, structures and other disciplines

CONSTRUCTION, INSTALLATION AND CONTROL

Planning of execution fronts
Technical supervision of installation
Control of materials and equipment
QA/QC inspections and protocols
Inspection & Test Plans (ITP)
NCR control and corrective actions
Management of civil–electrical interfaces
Progress and productivity control
Management of specialist contractors
Document control and traceability
Redlines and As-Built documentation
Quality dossiers and technical close-out

TESTING & COMMISSIONING

Pre-energization inspection
Torque and termination verification
Continuity testing
Insulation resistance testing
Grounding system verification
Functional testing of switchboards and equipment
Protection verification
Controlled energization
Functional testing and commissioning
Punch List and close-out of observations
Commissioning documentation
Technical delivery and handover

REGULATORY AND TECHNICAL MANAGEMENT

Preparation and review of electrical documentation
Coordination of applicable regulatory requirements
Technical management of grid connection processes
Coordination with distribution utilities where applicable
Protocols, certifications and supporting documentation
Preparation of records for installation declarations
Coordination with installers authorized by SEC (Chile’s electricity & fuels regulator), according to project scope
Document close-out and technical acceptance

EXECUTION CONTROL

ENGINEERING
PROCUREMENT
CONSTRUCTION
QA/QC
HSE
TESTING
ENERGIZATION
COMMISSIONING
HANDOVER

Let’s talk about your next project

Are you evaluating an investment, developing engineering or looking for a partner to carry out civil, electrical or energy works? SUN & WIND can help you shape a technical and commercial solution suited to your project’s objectives.

Contact our team