Use of a legacy CDG11 protection relay with a modern 2.5 MW transformer rectifier unit: See Case Study 1
April 2011:
120 MVA grid transformer approval: In our largest single product approval to date, PND Ltd have recently on behalf of our Client, approved the design of two 120 MVA 132/22kV grid transformers. Both transformers will be entering service in the spring of 2012. The photo below depicts one of the transformers undergoing factory acceptance testing.
