... pitch winding 4,Single or double bearing option 5,ISO9001-2008,CE certificate 72.5KVA/58KW diesel synchronous generatorfeatures:1, ... excessive neutral current.3,Dynamically balanced rotors, with single or two sealed ball bearings.4,Simple installation and maintenance ... Option)SX460,SX440,MX341,AS440,SX440T,MX321 72.5KVA/58KW diesel synchronous generator 72.5KVA/58KW diesel synchronous alternator