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
Second letter: A-through wall type; Z-pillar type; M-bus type; D-single-turn through type; V-structure inversion type; 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

Third letter: Z-epoxy resin casting type; C-ceramic insulation; Q-gas insulation medium; W-special for www.dianjiareguan.net.cnwww.yanglaoyuant.cnpenlinguan.37ix.com.cnweikuangg.37ix.com.cn

uxingcao.37ix.com.cnwww.rerongjiaoji.org.cnmicroprocessor-based 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-band protection level; C-differential protection; D-D level; Q-strengthened type; J-strengthened type ZG
第五数字：电压等级 产品序号
Fifth Number: Voltage Grade Product Number