1. Txij li thaum tswj lub teeb liab roj hmab fais fab qaum yog siv los tswj cov ntsuas ntsuas, cov roj hmab fais fab qaum yuav tsum ua haujlwm kom nyab xeeb thiab ntseeg tau;
2. Feem ntau, nws yog tsau, tab sis cov roj hmab fais fab qaum txuas nrog cov khoom siv.
Nws yuav tsum yog mos thiab tuaj yeem tiv taus ntau yam khoov yam tsis muaj kev tawg;
3. Lub zog ua haujlwm yog 380V thiab qis dua, thiab qhov hluav taws xob ntawm lub teeb liab roj hmab fais fab qaum yog qis dua;
4. Kev ua haujlwm tam sim no ntawm lub teeb liab roj hmab fais fab qaum feem ntau qis dua 4A. Thaum tswj cov roj hmab fais fab qaum siv los ua cov khoom siv tseem ceeb hauv Circuit Court, qhov tam sim no loj dua me ntsis, yog li tus ntoo khaub lig tuaj yeem xaiv tau raws li cov kab hluav taws xob poob thiab cov khoom siv tshuab.
5. Qauv
1) Tus neeg xyuas pib txais cov tub ntxhais tooj liab, thiab qhov kev teeb tsa ruaj khov siv ib qho qauv nrog 7 ntxiv cov qauv stranded; lub xov tooj ntawm tes txais 5 hom qauv ntawm tus neeg xyuas pib kom ua tau raws li qhov muag muag thiab khoov tsis kam; 2) Cov rwb thaiv tsev feem ntau yog siv polyethylene, polyvinyl chloride, ntuj butyl 3) rwb thaiv tsev cores yuav tsum tau thim rov qab rau hauv cov cables kom cov qauv ruaj khov; rau sab nraum zoov roj hmab fais fab cables, nylon ropes yog siv los sau cov cables kom muaj zog tensile, thaum cables nyob rau tib txoj kev yuav ua rau kom softness; 4) Sheath: Feem ntau siv polyvinyl chloride, neoprene thiab nitrile polyvinyl chloride compound thiab lwm yam.
