Koj tso ib tug surge arrester nyob qhov twg?

Video: Koj tso ib tug surge arrester nyob qhov twg?

2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17

Vim tias qhov kev hloov pauv feem ntau yog pib ntawm qee qhov ntawm ob qhov kawg ntawm tus neeg xyuas pib, feem ntau cov ntawv thov nruab a surge arrester tsuas yog ua ntej tus neeg xyuas pib tsaws hauv txhua qhov khoom siv los tiv thaiv.

Ib yam li ntawd, thaum twg koj yuav siv lub surge arrester?

Lub hom phiaj ntawm a surge arrestor yog los tiv thaiv rwb thaiv tsev / cov khoom los ntawm siab DV / DT uas ncov ntawm instantaneous qhov tseem ceeb uas nyob rau hauv ntau tshaj ntawm kev puas tsuaj ntawm cov rwb thaiv tsev los yog cov khoom. xob laim yog ib qho ua rau voltage surges . Lwm qhov laj thawj feem ntau yog hloov pauv hauv qhov hluav taws xob inductive.

Tsis tas li ntawd, dab tsi yog qhov txawv ntawm tus tiv thaiv surge thiab ib tug surge arrester? Surge arresters yog rau loj-scale kev tiv thaiv (nruab nrab mus rau high voltage), thaum surge tiv thaiv yog rau me me kev tiv thaiv (tsawg voltage). Surge arresters (los yog xob laim ntes ) yog siv los ntawm cov tuam txhab siv hluav taws xob hauv fais fab kis tau tus mob thiab faib tshuab los tiv thaiv lawv cov khoom siv hluav taws xob thiab kev tsim kho vaj tse.

Yog li ntawd, koj muab xob laim ntes rau qhov twg?

A xob ntes yuav tsum nyob ntawm koj lub vaj huam sib luag "Single Point Ground", Raws li ze rau qhov chaw coax nkag mus rau hauv lub tsev li sai tau. Nco ntsoov tias feem ntau tag nrho cov chaw lag luam ntauwd muaj cov cov neeg raug ntes Sab hauv.

Lub luag haujlwm ntawm surge absorber yog dab tsi?

Txhawm rau txo qhov steepness ntawm wavefront ntawm a surge feem ntau, surge absorbers siv. A surge absorber yog ib qho khoom siv tiv thaiv uas txo qhov steepness ntawm wavefront ntawm a surge los ntawm absorbing surge zog.

Pom zoo:

Yuav ua li cas yog qhov tsawg kawg nkaus pob zeb npog nyob rau hauv mm ntawm ib tug cam khwb cia nyob rau hauv qhov chaw pob zeb tso tawm tsam thiab mus tas li raug rau lub ntiaj teb?

Table-1: Yam Tsawg Npog Thickness rau Cast-in-Place Qhob Hom kev tsim ua vaj tse hla, hli Qhob nrum tiv thaiv thiab txuas mus tas li nrog hauv av 75 Pob zeb sib chwv nrog av lossis dej No. 19 txog No. 57 tuav 50 No. 16 bar thiab me dua 40

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