FIELD TESTING, COMMISSIONING & START-UP

• quality control, functional testing, commissioning and start-up of plants
• detailed start-up procedures, test reports
• testing supervision
• co-ordination of activities in complex power and industrial plants construction
• performance tests in trial operation
• education of operating personnel
• failure analyses / investigations
• consulting services
• protection system analysis
• special field testing
• primary current injection up to 8 kA AC
• HV cable and switchgear test
• contact resistance measurement at breakpoints and bus joints
• metering transformers tests:
• ratio, burden and polarity
• phase and magnitude error
• winding resistance
• excitation curve
• power transformers tests:
• ratio
• winding resistance
• tap changer testing
• parameter calculations, secondary testing and adjustments:
• transient recordings
• circuit breaker switching analysis
• motor starting
• protective device co-ordination etc.
• infrared thermographic inspection and condition analysis
• fibre optic tests
• storage battery discharge test
• soil resistivity measurement
• earthing system testing
• lightning system testing

INSTALLATION

• Installation of electrical equipment
• laying of power and signal cables and wiring
• HV cable ends and connectors
• optical fibre connectors
• installation of plant earthing system
• installation of power plants and complex industrial plants
• reconstruction
• extension of existing plants
• provisional power supply
• supervision and consulting for plant construction
• interventions, repair of damages etc.
• assembly of control & protection cubicles and power distribution boards, including designing, delivery and installation of equipment, parameter setting and functional testing
• manipulation cubicles and boards for HV cells
• various distribution (control) cubicles and boards
• various AC and DC distribution panels for special purposes

Electric power generation

- wind power plants

- photovoltaic power plants

Electric power transmission and distribution

- substations 400 kV

- substations 220 kV

- substations 110 kV

- substations for electric power distribution

- metal-clad SF6 gas-insulated switchgears

Industry

- heavy industry

- oil, gas and petrochemical industry

- water supply facilities

SCADA and power control systems

• maintenance of electric facilities