Home » English riddles » Transformer » Transformer Riddle No.31 – Enhancement of 20MVA to 25MVA » Reply To: Transformer Riddle No.31 – Enhancement of 20MVA to 25MVA

Reply To: Transformer Riddle No.31 – Enhancement of 20MVA to 25MVA

#1695
Hamid

    It is possible, as you know the rating capacity of power transformers can be increased by their cooling system modification. Tank-mounted pressed-steel radiators now represent the most widely used arrangement for cooling smaller transformers for which tank surface alone is not adequate. These can now be manufactured so cheaply and fitted so easily that they have totally replaced the arrangement of tubes which were commonly used for most distribution transformers. They are available in various patterns but all consist basically of a number of flat