"phases"=>"3","location"=>"outdoor","transformer"=>"traction"
"phases"=>"3","location"=>"outdoor","transformer"=>"traction"
"phases"=>"3","location"=>"outdoor","transformer"=>"distribution"
"phases"=>"3","location"=>"outdoor","transformer"=>"distribution"
"phases"=>"3","location"=>"outdoor","transformer"=>"distribution"