Attributes . 63.5 A 380 V without line choke heavy duty) || 50.5 A 480 V without line choke heavy duty) || 67.9 A 480 V with external line choke normal duty) || 54.4 A 380 V with external line choke heavy duty) || 64.1 A 480 V with external line choke heavy duty) || 50.8 A 380 V with external line choke normal duty) . Names