ዝቅተኛ ገመዶችን እንዴት መለየት ይቻላል?

Wire and cable are indispensable materials for the transmission of power energy, and is widely used in economic production, once the cable fails, it will not only threaten the safe and stable operation of the power grid, but also cause significant economic losses to families and society. Now there are a lot of unqualified cables in the market to disrupt the choice of consumers with fake and shoddy, and the following will introduce the identification method of concentrated inferior cables.

1. 1. የመለያውን ማተሚያ በጥንቃቄ ይመልከቱ, የትየባ ወይም የተለያዩ የህትመት ጥላዎች ካሉ ትኩረት ይስጡ, ቃላቶቹ ደብዛዛ ናቸው.

2. 2. የማያስተላልፈውን ቆዳ በእጅ በማጣመም ፣ እና ቀለም እና ቃላት ለመሰረዝ በጣም ቀላል የሆኑት ብዙውን ጊዜ ዝቅተኛ መስመሮች ናቸው።

3. 3. የቆዳ መከላከያውን በጥፍር ይቦጫጭጡ እና ይቆንጡ ። ብዙውን ጊዜ መሳል ወይም መቆንጠጥ ከተቻለ ዝቅተኛ መስመር ነው።

4. 4.If insulated ሽቦ ከሶስት እስከ አራት ጊዜ ከታጠፈ በኋላ ከተቋረጠ የንጣፉ ንጣፍ ቁሳቁስ ብዙውን ጊዜ በጣም ደካማ ነው።

5. 5. የኢንሱሌሽን ንብርብርን ያብሩ. ክፍት እሳቱን ከለቀቀ በኋላ በራሱ የሚቃጠል ዝቅተኛ ሽቦ ነው።

6. 6.አሉሚኒየም እና መዳብ በሽቦው እምብርት ውስጥ በብዛት ጥቅም ላይ ይውላሉ, እና የታችኛው ኮር ቀለም ግራጫማ እና ምንም አይነት የብረታ ብረት ነጠብጣብ የለም.

7. 7.Measure the outer diameter of the insulated wire and the diameter of the core, the allowable error is ±10%, and if the measured value exceeds the allowable error, it is basically an inferior insulated wire.

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