Issue:
KVA markings on the 9070 transformer 9070TF1000D1.
Product Line:
9070 Industrial Transformers
Answer:
The kVA ratings are based on two different methods of calculating the kVA of the Transformer. One is for UL and one is for EN.
For 9070TF1000D1as a sample, the UL kVA is 1 and the EN kVA is .63.
1333 is a date code indicating the Transformer was built the 33d work week of 2013
7780 is a factory internal number to indicate operator and time code information.
