(NETA) InterNational Electrical Testing Association Certified Technicians Practice Test
NETA - InterNational Electrical Testing Association Certified Technicians NETA Motor and Generator Testing
The polarization index (PI) test for motor winding insulation compares the insulation resistance at:
Select your answer
A
500V and 1000V test voltages
B
30 seconds and 10 minutes using the same test voltage
C
60 Hz and 120 Hz test frequencies
D
Ambient temperature and elevated temperature (100 degrees C)
Hint
