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. ...
An NT scan can't tell you for certain whether or not your baby is affected. What it can do is help you to decide whether or not to have a diagnostic test. This ultrasound scan must take place at between 11 weeks and 13 weeks plus six days of pregnancy, or when your baby is between 45mm and 84mm.t can be measured using ultrasound : All babies have some fluid at the back of their neck. But many babies with Down syndrome have an increased amount (Snijders et al 1998: 351, 343-6) . A nuchal translucency (NT) scan is a screening test that assesses whether or not your baby is likely to have Down syndrome.