This is also why the majority of 480 to 120/208 transformers are delta primary. A 6 lead motor that is connected wye for high voltage and delta for low is an exception to the above. These motors are dual-voltage, but the two voltages are not half or double like a 9 or 12 lead one. The high voltage is 1.73 X the low.
Report Abuse. It's either called a sonogram or an ultrasound scan. They rub gel on your belly and rub a device on it. You will see the baby on a screen next to the hospital bed. ...
These screening tests help your doctor find out the chance that your baby has certain birth defects, such as Down syndrome or trisomy 18. These tests can't show for sure that your baby has a birth defect. You would need a diagnostic test, such as a chorionic villus sampling, to find out if there is a problem. The first-trimester screening combines the results of two tests. Nuchal translucency test .