电流互感器型号： Current transformer type: 第一字母：L—电流互感器 First letter: L - current transformer 第二字母：A—穿墙式；Z—支柱式；M—母线式；D—单匝贯穿式；V—结构倒置式；J—零序 The second letter: A - through the wall; Z - pillar type; M - busbar type; D - single turn throughout; V - inversion of structure; J - zero sequence 接地检测用；W—抗污秽；R—绕组裸露式 Ground test; W - resisting filth; R - winding bare 第三字母：Z—环氧树脂浇注式；C—瓷绝缘；Q—气体绝缘介质；W—与微机保护专用 The third letter: z-epoxy resin cast; C - porcelain insulation; Q-gas insulators; W - special for microcomputer protection 第四字母：B—带保护级；C—差动保护；D—D级；Q—加强型；J—加强型ZG The fourth letter: b-band protection level; C - differential protection; D - D; Q - enhanced; J - reinforced mid-december, 第五数字：电压等级 产品序号 Number five: voltage level product serial number