Tests on instrument transformers
Type, individual and special tests on low, medium and high voltage instrument transformers (current, voltage, combined) according to IEC 61869 Standards.
We have full capacity to carry out the following accredited tests at our electrical laboratories:
TESTS ACCORDING TO IEC STANDARDS
- Temperature rise test
- Impulse voltage withstand test on primary terminals
- Wet test for outdoor type transformers
- Electromagnetic compatibility tests
- Precision Tests
- Verification of the degree of protection of enclosures
- Short-time current test
Individual Tests:
- Power frequency withstand voltage tests on primary and secondary terminals and between sections
- Precision Tests
- Inter-turn Overvoltage Tests
- Marking verification
Special Tests:
- Chopped Impulse Test on Primary Terminals
- Capacity and dielectric dissipation factor measurement
- Mechanical Tests
- Transmitted Overvoltages Test
CAPACITIES
- Short-circuit Tests: 120 kA, 1 s
- Power frequency withstand voltage tests (dry and wet); 550 kV
- Lightning Impulse Tests: 1650 kV
- Partial Discharge Tests: 300 kV
- Temperature Rise Tests: 10 kA
Aimed at:
- Electrical Companies
- Engineering Firms
- Manufacturers of Instrument Transformers
- Installers
- Electrical Maintenance Firms
- Industrial Plants
- Promoters of Renewable Energy Farms
Accreditations and Recognition
ENAC ILAC accreditation for electrical testing in compliance with ISO 17025, under file No. 4/LE148
Laboratory approved by the Qatar Electricity and Water Company (Kahramaa)
Official Body certified by the Electromagnetic Compatibility EMC 2014/30/UE Directive
Official Body certified by The Measuring Instruments Directive 2014/32/EU
Certified laboratory by the main Middle Eastern electricity companies: ADWEA
Certified laboratory by the main Middle Eastern electricity companies: DEWA
Certified laboratory by the main Middle Eastern electricity companies: DCRP
Certified laboratory by the main Middle Eastern electricity companies: SEC
Certified laboratory by the main Middle Eastern electricity companies: SEWA
IEC Directive 61850 certification in compliance with UCA Edition 2 server test procedure
Laboratory recognised by LAPEM (Mexico), for the acceptance of reports in compliance with ILAC-ENAC 4 / LE148 certification
Body responsible for verifying electrical measurements at source relating to voltage and current transformers
Group of UCA Laboratory international users authorised for protocol IEC 61850
IMQ certified laboratory
INTERTEK certified laboratory
UL certified laboratory
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