YBZ, YBZD jerin ɗaga fashewa-insulated uku-mataki asynchronous mota da YBZE, YBZDE jerin ɗaga fashewa-insulated lantarki magnetic brake uku-mataki asynchronous mota (da aka kira lantarki mota) yafi amfani da wutar lantarki drive na daban-daban nau'ikan fashewa-resistant ɗaga inji. Yana da babban ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfi YBZE, YBZDE jerin injin yana da kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar kwamfutar The fashewa-resistant aikin injin ya dace da GB3836.2-2000 fashewa gas muhalli lantarki kayan aiki sashi na 2 fashewa-resistant irin "d", da aka yi fashewa-resistant alama ne Exd IIBT4 da Exd IICT4 biyu. Yi amfani da fashewa iya ba sama da IIB ko IIC grade, fashewa zazzabi rukuni ne T1 ~ T4 rukuni na mai ƙonewa gas ko tururi da iska samar da fashewa cakuda wuri.