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 wall; Z-pillar; M-bus; D-single-turn through; V-structure inversion; J-zero sequence
接地检测用；W—抗污秽；R—绕组裸露式
Grounding detection; W - anti fouling; R winding bare type.
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 casting type; C-porcelain insulation; Q-gas insulation medium; 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
Fourth letter: B - protection level; C differential protection; D - D level; Q - enhanced; J - enhanced ZG.
第五数字：电压等级 产品序号
Fifth figure: voltage grade product serial number