ELET 2301 Poly-Phase Circuits and Transformers
Lab Number Six
The Autotransformer and The Distribution Transformer
To study the voltage and current relationship of an autotransformer
ELET 2101 Poly-Phase Circuits Lab
Lab Number #6
The Autotransformer Review Questions
1. A standard transformer has a rating of 60 kVa. The primary and secondary voltages are rated
respectively at 600 V and 120 V.
a. What is
If the short-circuit current through secondary winding 9 to 6 were 1 A ac what would be
there current through the primary winding 1 to 2?
If the secondary winding 7 to 8 is short-circuit and the pr
A standard transformer has a rating of 60 kVA. The primary and secondary voltages are
rated respectively at 600V and 120V.
a. What is the rated current for each winding?
i=S/V=60,000VA/600V= 100A primary