TESTING AND COMMISSIONING

Power-Tech Engineers has extensive experience in the testing of electrical systems and equipment in electrical utility facilities, including all types of generating stations, substations (e.g. receiving, distribution, etc.), as well as converter stations.

Our group of highly qualified engineers has years of experience and expertise in the test and start-up, and in general, in the commissioning of electrical, telecom, water and waste water facilities along with the knowledge in sustainable testing process and procedures. Power-Tech Engineers has also trained Operation and Maintenance (O&M) personnel during test and start-up activities

PTEI’s staff includes a group of seasoned engineering staff for design, as well as a highly recognized group of field test engineers and technicians, competent to perform from a whole unit commissioning to a protective relay setting test.

Among some of the facilities or systems we provide test and start-up services include: 

Test and Start-Up Facilities and Systems 


  • Low, Medium and High Voltage Power Systems
  • Substations (up to 500kV AC/DC)
  • Generators or Generating Stations (e.g. Hydro, Solar, Gas, etc.)
  • Large Motors with Variable Speed Drives
  • Automation/Modernization Systems
  • SCADA
  • Battery Energy Storage Systems
  • Water Facilities
  • Wastewater Facilities
  • Telecom Facilities
  • Industrial Facilities

Testing, Maintenance, Repairs & Retrofits


  • Grounding System Testing
  • Protective Relay Calibration
  • Circuit Breaker Testing, Maintenance and Retrofits (up to 500kV)
  • Transformer Testing/Analysis & Repair
  • Switchgear & Motor Control Maintenance/Retrofits
  • Generator /Exciter Test & Maintenance
  • Variable Speed Drives Test and Repair/Retrofit 
  • T&D Lines Maintenance

Preventative Maintenance & Repair


  • Primary Current Injection Testing
  • AC/DC Hi-Potential Testing
  • Power Factor Insulation Testing
  • Tan Delta Tip-up Testing
  • Oil & Gas Analysis
  • Infrared Analysis
  • Corona Effect Analysis
  • RTV Coating
  • Hot Line Insulator Washing
  • Switchgear Modifications, Upgrades and Repair
  • AC/DC Hi-Potential Testing
  • Oil and Gas Analysis
  • Inrared Analysis
  • Breaker Retrofits, Reconditioning and Repair

Commissioning /Test & Start-up Services


  • Monthly Inspection of Substations
  • Total Combustible Gases Checked
  • Transformer Inspections
  • Annual Testing of Incoming Line Equipment
  • Substation Battery Inspections & Maintenance
  • Scheduled Outage Services
  • SF6 Gas Handling Services
  • Infrared Analysis
  • Recloser Maintenance
  • Voltage Regulator Maintenance
  • Power Quality/Disturbance Analysis