1. Zaɓin manyan sigogi: ya kamata a zaɓi masu kama valve bisa ga ka'idodin fasaha da aka jera a cikin abubuwan da suka dace.
2. Lokacin amfani da bawul ɗin kariyar walƙiya, ban da jujjuyawar injuna, zaɓi masu kama da nau'ikan ƙarfin lantarki daban-daban da hanyoyin saukar da software na tsarin daban-daban.
3. Ragowar matsa lamba na mai kama bawul a ƙarƙashin madaidaicin cajin da fitarwa na yanzu ba zai iya wuce 71% na walƙiya mai cike da walƙiya mai jure wa ƙarfin aiki (BIL) na kayan lantarki a ƙarƙashin kulawa (ban da jujjuya injin lantarki).
4. Ƙimar halin yanzu na masu kamun ƙarfe oxide da masu kamun carbon-carbon composite valve ya kamata gabaɗaya su cika buƙatu masu zuwa:
(1) 110kV m grounding kariya ba kasa da 0.8Um.
(2) 3 ~ 10kV da 35kV, 66kV tsarin software ba kasa da 1.1Um da UM;3kV da sama janareta saitin tsarin software matsakaicin ƙarfin aiki bai gaza sau 1.1 ba.
(3) Ƙididdigar halin yanzu na mai kama tsaka-tsaki bai kasa da 0. ** Um da 0.58Um bi da bi;matsakaicin ƙarfin aiki na 3 ~ 20kV janareta saitin ba kasa da 0. ** sau.
5. Lokacin zabar masu kama ƙarfe oxide mara amfani azaman kayan kariya na walƙiya, yakamata a cika ƙa'idodin da suka dace.
6. Domin 110kV da 220kV transformers wanda tsaka tsaki batu ne classified a matsayin insulating Layer, idan warewa canji da matalauta aiki tare da aiki, da karfe oxide arrester ya kamata kula da tsaka tsaki batu na gidan wuta.
7. An rarraba masu kama karfe oxide mara-kyau bisa ga ma'aunin cajin su da magudanar ruwa.
8. Mai kama da tsarin software wanda aka ƙididdigewa a halin yanzu na 35kV zuwa sama ya kamata a sanye shi da software na caji da caji.