产品型号 DFW-12/T630-20                    执行标准          GB/T3906-2006

额定电压                 12KV              额定电流                  630A

额定频率                 50HZ               额定短时持续时间          4S

额定短时耐受电流         20KA               额定峰值耐受电流          50KA                

额定工频耐受电压         42KV               隔离断口                  48KV                        

额定雷电冲击耐受电压     75KV              隔离断口                   85KV

外壳防护等级              IP43