descriptopm

"rating"=>"350 MVA","voltage"=>"220000;110000"

"rating"=>"350 MVA","voltage"=>"220000;110000"

"rating"=>"160 MVA","voltage"=>"220000;20000"

"rating"=>"160 MVA","voltage"=>"220000;20000"

"voltage"=>"220000;medium"

"voltage"=>"220000;medium"

"frequency"=>"50","location"=>"outdoor","transformer"=>"main","voltage:primary"=>"220000","voltage:secondary"=>"30000","voltage:tertiary"=>"10000"

"frequency"=>"50","location"=>"outdoor","transformer"=>"main","voltage:primary"=>"220000","voltage:secondary"=>"30000","voltage:tertiary"=>"10000"

"frequency"=>"50","location"=>"outdoor","transformer"=>"main","voltage:primary"=>"220000","voltage:secondary"=>"30000","voltage:tertiary"=>"10000"

"voltage-high"=>"110000"

"voltage"=>"110000;medium"