TESTING AND COMMISSIONING

The testing and commissioning of high voltage electrical equipment is a highly specialized activity with each and every installation being tested by a trained engineer to exacting standards.

RISAS testing capability covers an extensive range of disciplines.
































TESTING AND COMMISSIONING
OTHER TESTING CAPABILITIES
O Pre-commissioning and testing of electrical equipment.
O Startup & Commissioning of New Equipment & Systems.
O Final commissioning and testing,
O
Protective Relay and meters Testing and Calibration.
O High Voltage Testing.
O
Troubleshooting, Analysis & Evaluation of Existing (in service) Equipment & Systems.
O
Acceptance Testing.
O
Generators.
O
Transformers, Distribution & Power.
O
Circuit Switchers.
O
Reclosers.
O
CCVTs.
O
Capacitors.
O
EMF studies.
O
Thermographic Survey.
O
Power Quality Analysis.
O
Load Monitoring.
O
MV & LV MCC.
O
Relay Panels.
O
Switchboards.
O
Switch Racks.
O
Instrumentation and controls.
O Fiber Optic cable splicing, jointing and testing.
SPECIAL EQUIPMENT TESTING SERVICES
O
Tan Delta testing of CT, CVT, Breaker, Power Transformer and Generator.
O Circuit Breaker Operation Analyzer test for testing Circuit Breakers of all types.
O
Other special testing like thermo vision, Frequency Response Analyzer (FRA) and Partial Discharge (PD) checks for power transformers.
O
CABLES
* 1 kV and 5 kV Insulation tests.
* DC pressure tests up to 33 kV.
* VLF cable testing.
* High potential testing.
* Cable location.
O
TRANSFORMERS
* HV & LV winding Insulation tests.
* Winding ratio checks.
* Buchholz testing.
* Oil sample and testing (electrical breakdown, acidity, water & PCB content, dissolved gas analysis).
O
SWITCHGEAR
* AC pressure testing.
* Ductor testing.
* CT's - Ratio & flick tests, Mag curves.
* VT's - Ratio & polarity checks.
* Functionality checks.
* Protection testing.
O
PROTECTION
* Primary and secondary injection.
* Timing tests.
* Directional Overcurrent and earth fault relays.
* Differential transformer protection.
* Translay and Solkor feeder unit protection.
* Restricted and standby earth fault relays.
* Generator loss of mains and G59 protection.
* Neutral voltage displacement.
* Transformer auto tapping relays.
* Intertripping schemes.
O
EARTHING
* Ground resistance testing.
* Final earth electrode resistance.
O
UNDERGROUND FAULT LOCATION
* Digital pulse echo.
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