Kamar yadda gidaje da yawa suna waya daban-daban, koyaushe za a sami hanyoyi daban-daban na gano wutar lantarki guda ɗaya ko 3.Anan an nuna sauƙaƙan hanyoyi 4 daban-daban don gano ko kuna da iko ɗaya ko 3 zuwa gidanku.

Hanya 1

Yi kiran waya.Ba tare da wuce gona da iri ba kuma don ceton ku ƙoƙarin kallon allon wutar lantarki, akwai wanda zai sani nan take.Kamfanin samar da wutar lantarki.Labari mai dadi, ana kiran waya ne kawai kuma kyauta don tambaya.Don sauƙin tunani, tabbatar cewa kuna da kwafin lissafin kuɗin wutar lantarki na ƙarshe a hannu wanda ya ƙunshi duk bayanan da ake buƙata don tantancewa don cikakkun bayanai.

Hanya 2

Gano fis ɗin sabis shine yuwuwar ƙimar gani mafi sauƙi, idan akwai.Gaskiyar ita ce yawancin fis ɗin sabis ba koyaushe suna dacewa a ƙasan mitar wutar lantarki ba.Saboda haka, wannan hanya bazai dace ba.A ƙasa akwai wasu misalan fassarori ɗaya ko tantance fis ɗin sabis na lokaci 3.

Hanya 3

Wanda ya kasance ainihi.Gano idan kuna da wasu kayan aikin zamani guda 3 a cikin gidan ku.Idan gidanku yana da ƙarin na'urar kwandishana mai ƙarfi 3 ko famfo mai nau'i 3 na wani nau'in, to hanya ɗaya tilo da waɗannan ƙayyadaddun kayan aikin za su yi aiki shine tare da samar da wutar lantarki mai kashi 3.Saboda haka, kuna da iko 3-phase.

Hanya 4

Kima na gani na wutar lantarki.Abin da kuke buƙatar gano shi ne BABBAN CANJI.A mafi yawan lokuta, babban sauyawa zai zama ko dai abin da ake kira 1-pole wide ko 3-poles wide (duba ƙasa).Idan BABBAN SWITCH ɗin ku yana da faɗin sandar sanda 1, to kuna da wutar lantarki na lokaci ɗaya.A madadin, idan BABBAN SWITCH ɗin ku yana da faɗin sanduna 3, to kuna da wutar lantarki mai kashi 3.