Carane ngenali kabel inferior?

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. Deleng kanthi teliti ing printing label, mbayar manungsa waé yen ana salah ketik utawa werna printing beda, tembung sing burem.

2. 2. Twist kulit insulating kanthi tangan, lan werna lan tembung sing gampang dibusak biasane garis rodok olo.

3. 3. Scratch lan jiwitake kulit insulating karo fingernail. Iku biasane garis rodok olo yen bisa digambar utawa pinched mati.

4. 4. Yen kabel terisolasi rusak sawise bendingthree kanggo kaping papat, materi saka lapisan jampel biasane banget miskin.

5. 5. Ignite lapisan jampel. Iku kabel inferior yen bisa spontan combust sawise ninggalake geni mbukak.

6. 6.Aluminium lan tembaga sing umum digunakake ing inti saka kabel, lan colorof inferior coreis werna abu-abu lan ora ana luster metallic.

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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