TESTING
PRIOR TO SHIPMENT, HIGHLY TRAINED FACTORY EXPERTS USING ACCURATE STATE-OF-THE-ART EQUIPMENT CONDUCT TESTING ON ALL SEC TRANSFORMERS IN ACCORDANCE WITH THE LATEST IEC, ANSI, IEEE AND/OR NEMA STANDARDS.
ROUTINE TESTS PERFORMED ON ALL TRANSFORMERS:
- RATIO AND POLARITY
- POLARITY AND VECTOR GROUP TEST
- WINDING RESISTANCE
- NO-LOAD LOSS AND EXCITATION CURRENT
- LOAD LOSS AND IMPEDANCE
- INDUCED POTENTIAL TEST
- APPLIED POTENTIAL TEST
- OIL LEAK TEST
- OIL DIELECTRIC STRENG
A NUMBER OF OPTIONAL/SPECIAL TESTS MAY BE PERFORMED WHEN REQUESTED BY THE CUSTOMER, AT AN ADDITIONAL COST. THESE MAY INCLUDE (BUT ARE NOT LIMITED TO) THE FOLLOWING:
- TEMPERATURE RISE
- TIME CONSTANT TEMPERATURE RISE
- OVERLOAD HEAT TEMPERATURE RISE
- SWITCHING SURGE IMPULSE
- SOUND LEVEL
- ZERO SEQUENCE IMPEDANCE
- FREQUENCY RESPONSE ANALYSIS
- SHORT-CIRCUIT TEST SEC MAINTAINS PERMANENT RECORDS OF ALL TEST RESULTS, AND CERTIFIED TEST REPORTS ARE PROVIDED TO THE CUSTOMER.
