Na'urar canza wutar lantarki mai matakai uku ta SFSZ11-240000/220kV mai canza wutar lantarki mai matakai uku a kan famfo ta fuskanci manyan sauye-sauye dangane da tsarin fasaha da kayan aiki. Yana da ƙarami a girma, yana da sauƙi a nauyi, yana da ƙarancin asara, yana da ƙarancin hayaniya, kuma abin dogaro ne wajen aiki, yana rage asarar hanyar sadarwa ta wutar lantarki da farashin aiki. , fa'idodi masu mahimmanci na tattalin arziki. Kayayyakin sun cika ƙa'idodin ƙasa: GB1094.1-2013 Na'urar canza wutar lantarki ta 1: Dokokin Gabaɗaya, GB1094.2-2013 Na'urar canza wutar lantarki ta 2: Ƙara Zafin Jini. GB1094.3-2003 Na'urorin canza wutar lantarki ta 3: Matakan rufi, Gwajin rufi da Iskar waje. GB1094.5-2003 Na'urorin canza wutar lantarki ta 5: Ikon Jure Gajeren Zagaye, GBT 6451-2015 Sigogi da Bukatun Fasaha.
1. Ƙaramin girma, nauyi mai sauƙi, ƙarancin asara, ƙarancin hayaniya.
2. Amintacce a aiki, rage asarar hanyar sadarwa ta wutar lantarki da kuma farashin aiki.
3. Hawan Zafi da Matsayin Rufewa suna da kyau
