Kenyelletso ea metha ea motlakase ea mekhahlelo e meraro

Limithara tsa motlakase tsa mekhahlelo e meraro li arotsoe ka metha e meraro ea methapo e meraro le methati e meraro ea methapo e mene.Ho na le mekhoa e meraro ea mantlha: phihlello e tobileng, wiring ea hona joale ea transformer, le wiring ea hona joale le ea voltage transformer.Molao-motheo oa wiring oa mitha ea mekhahlelo e meraro ka kakaretso ke: hokela khoele ea hona joale ka letoto le mojaro, kapa u e hokahanye le lehlakore la bobeli la transformer ea hona joale, 'me u kopanye coil ea motlakase ka tsela e tšoanang le mojaro kapa u e kopanye le ea bobeli. lehlakoreng la motlakase oa motlakase.

Sistimi ea terata ea mekhahlelo e mene, marang-rang a phano ea motlakase o tlase, mohala oa phetisetso ka kakaretso o amohela sistimi ea terata e mene ea mekhahlelo e meraro, eo mela e meraro e emelang A, B, C ea mekhahlelo e meraro, 'me e' ngoe e sa nke lehlakore. mola N kapa PEN (haeba phepelo ea motlakase ea lupu Haeba ntlha e sa nke lehlakore ea lehlakore e theiloe, mohala o sa nke lehlakore o boetse o bitsoa mohala o sa nke lehlakore (lebitso la khale le lokela ho qojoa butle-butle le ho rehoa hape e le PEN. mola o ke ke oa bitsoa mola o sa nke lehlakore ka mokhoa o tiileng).

Moleng oa phetisetso ea karolo e le 'ngoe e kenang mosebedisi, ho na le mela e 'meli, e' ngoe e bitsoa mola oa L, 'me e' ngoe e bitsoa mohala oa ho se nke lehlakore N. Hangata mohala o sa nke lehlakore o feta hona joale ho etsa loop ea hona joale karolong e le 'ngoe. mola.Tsamaisong ea mekhahlelo e meraro, ha mekhahlelo e meraro e leka-lekane, mohala oa ho se nke lehlakore (zero line) ha o na hona joale, kahoo o bitsoa tsamaiso ea terata e mene ea mekhahlelo e meraro;ho marang-rang a 380V a fokolang a motlakase, e le ho fumana motlakase oa 220V oa mohato ho ea ho mohato ho tloha ho 380V phase-to-phase voltage Seta N line, 'me ka linako tse ling, e ka boela ea sebelisoa bakeng sa hona joale ho latela zero-sequence ho lemoha, e le ho beha leihlo tekanyo ea phepelo ea motlakase ea mekhahlelo e meraro.

Sets'oants'o sa methati e meraro sa methapo e mene