Yuav tsum muaj uas cov hloov pauv hloov tshiab yuav tsum sib ntsib

a) Thaum lub transformer yog teeb tsa nyob rau theem uas muaj tsawg-voltage faib tawm, theem kev tiv thaiv ntawm nws lub plhaub yuav tsis qis dua li IP2x;
b) Yuav tsis muaj qhov kev tawm yeeb tsw rau saum npoo ntawm qhov tseem ceeb thiab kev tawg;
c) Yuav tsis muaj kev puas tsuaj lossis tawg rau sab nraud ntawm bushing thiab insulator;
d) yuav tsis muaj cov kab nrib pleb lossis cov av txuas rau ntawm lub tshuab hloov hluav taws xob hloov;
e) Yuav tsis muaj cov hmoov av loj loj nyob rau saum npoo ntawm cov tub ntxhais thiab hav txwv yeem;
f) Cov transformer yuav tsum ua lub suab qub .