Testing

 

Tests carried out at ETS

 
 
Routine tests
Optional Tests
Measurement of winding resistance Measurement of winding resistance
Measurement of voltage ratio and verification of vector connection Measurement of voltage ratio and verification of vector connection
Measurement of load losses and short-circuit impedance Measurement of Zero-sequence impedance
Measurement of no-load loss and magnetizing currents Measurement of noise level
Dielectric tests as specified by standards (applied high voltage test and induced over-potential test) Measurement of harmonics of magnetizing currents