... tramcar. It can control its start, brake... DC Mine Vehicle Speed-regulating system KDT-150/550BDC Speed-regulating system can ... , brake, running, forward and backward operation of 90KW series motor. In the frequent service condition, electricity saving remarkably, electric ... current rated voltage:DC24V, scope 18V~30V.2.Output: Motor power35~90KWMax traction current:According to customers need.Max ...