Joang ho khetha sephahla se nepahetseng sa potoloho?

Ho khetha e loketsengmohatelli oa potolohoe hloka tlhahlobo e felletseng ea liparamente tsa potoloho, litšobotsi tsa mojaro, tikoloho ea ho kenya, le litlhoko tsa ts'ireletso. Lintlha tse ka sehloohong ke ho netefatsa hore motlakase o lekantsoeng o lumellana le motlakase oa tsamaiso, motlakase o lekantsoeng o moholo ho feta oa hona joale oa mojaro empa o ka tlaase ho motlakase oa motlakase oa hona joale, 'me matla a ho senya (Icu) a phahame ho feta nako e lebeletsoeng ea nako e khutšoanyane ea potoloho.

Khetho ea bohlokoa ea parameter

Rated Voltage: E tlameha ho ba ≥ motlakase o lekantsoeng oa mohala (mohlala, o sebelisoang hangata malapeng a 220V/380V). The undervoltage release voltage e tlameha ho lumellana le tsamaiso ea motlakase.

E Fanoe Hajoale:

Bala palo e kholo ea ts'ebetso ea hona joale ea mojaro (Ib). Khetha amohatelli oa potolohoe nang le tekanyo e lekantsoeng (In) e finyellang maemo a latelang: Ib

Ho hlokahala ts'ebetso e hlakotsoeng libakeng tse nang le mocheso o phahameng (> 40 ℃).

Ho Fetola Bokhoni (Icu):

E tlameha ho ba kholo ho feta boholo bo lebelletsoeng ba nako e khuts'oane ea mohala (Ik), e ka baloang ho sebelisoa liforomo kapa ka ho bua ka litafole (mohlala, bakeng sa motlakase oa 1600kVA, Ik≈38.5kA). 3

Beha lintho tse tlang peleli-li-circuit breakerska Icu ≥ 50kA; bakeng sa likopo tsa bolulo, ≥ 6kA e lekane.