Zipangizo Zoteteza Kuwonjezeka: Tetezani Zamagetsi Zanu,
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| Zamagetsi za IEC | 75 | 150 | 275 | 320 | ||
| Voliyumu Yodziwika ya AC (50/60Hz) | Uc/Un | 60V | 120V | 230V | 230V | |
| Voltage Yogwira Ntchito Yopitirira (AC) | (LN) | Uc | 75V | 150V | 270V | 320V |
| (N-PE) | Uc | 255V | ||||
| Kutulutsa Kwapadera Kwamagetsi (8/20μs) | (LN)/(N-PE) | In | 20 kA/25kA | |||
| Mphamvu Yotulutsa Mphamvu Kwambiri (8/20μs) | (LN)/(N-PE) | Imax | 50 kA/50 kA | |||
| Mphamvu Yotulutsa Mphamvu (10/350μs) | (LN)/(N-PE) | Imp | 12.5kA/25kA | |||
| Mphamvu Yeniyeni | (LN)/(N-PE) | Kutali/Kutali | 39 kJ/Ω / 156 kJ/Ω | |||
| Ndalama | (LN)/(N-PE) | Q | 6.25 As/12.5As | |||
| Mlingo Woteteza Voltage | (LN)/(N-PE) | Up | 0.7kV/1.5 kV | 1.0kV/1.5 kV | 1.5 kV/1.5 kV | 1. 6kV/1.5 kV |
| (N-PE) | Ifi | MANJA 100 | ||||
| Nthawi Yoyankha | (LN)/(N-PE) | tA | <25ns/<100 ns | |||
| Fuse Yosungira Zinthu (yochuluka) | 315A/250A gG | |||||
| Kuyeza kwa Current kwa Dera Lalifupi (AC) | (LN) | ISCCR | 25kA/50kA | |||
| TOV Withstand 5s | (LN) | UT | 114V | 180V | 335V | 335V |
| TOV 120min | (LN) | UT | 114V | 230V | 440V | 440V |
| mawonekedwe | Limbikani | Kulephera Kotetezeka | Kulephera Kotetezeka | Kulephera Kotetezeka | ||
| Kupirira kwa TOV 200ms | (N-PE) | UT | 1200V | |||
| Zamagetsi za UL | ||||||
| Voltage Yogwira Ntchito Yopitirira (AC) | MCOV | 75V/255V | 150V/255V | 275V/255V | 320V/255V | |
| Kuteteza Mphamvu ya Voltage | VPR | 330V/1200V | 600V/1200V | 900V/1200V | 1200V/1200V | |
| Kutulutsa Kwapadera Kwamagetsi (8/20μs) | In | 20kA/20kA | 20kA/20kA | 20kA/20kA | 20kA/20kA | |
| Kuyeza kwa Current kwa Dera Lalifupi (AC) | SCCR | 100kA | 200kA | 150kA | 150kA | |
M'dziko lamakono lotsogozedwa ndi ukadaulo, zipangizo zamagetsi zakhala gawo lofunika kwambiri pa moyo wathu watsiku ndi tsiku, ndipo kuonetsetsa kuti zipangizozi ndi zotetezeka komanso zokhalitsa n'kofunika kwambiri. Pamene magetsi akuchulukirachulukira, kuyika ndalama mu zipangizo zoteteza magetsi kumakhala kofunika kwambiri. Zipangizozi zimapereka chitetezo chowonjezera ku kukwera kwadzidzidzi kwa magetsi komwe kungawononge kapena kuwononga zida zanu zamagetsi.
Zipangizo zotetezera mafunde (SPDs) zimapangidwa kuti zichotse mphamvu yamagetsi yochulukirapo pazida zanu panthawi yamagetsi. Mafunde amatha kuchitika chifukwa cha kugunda kwa mphezi, kusintha kwa gridi yamagetsi, kapena kulephera kwa zida. Popanda chitetezo chokwanira, mafunde amenewa amatha kuwononga zida zanu zamagetsi, zomwe zimapangitsa kuti zisakonzedwenso komanso kutayika ndalama.
Ma SPD amagwira ntchito poyang'anira ndikuwongolera mphamvu yamagetsi yomwe ikuyenda mu chipangizocho. Pamene chiwopsezo chawonjezeka, chipangizocho nthawi yomweyo chimasuntha mphamvu yamagetsi yochulukirapo kupita pansi, zomwe zimalepheretsa kuti isafike pazida zanu zamtengo wapatali. Izi zimaonetsetsa kuti zida zanu zamagetsi zimalandira mphamvu yokhazikika komanso yotetezeka, zomwe zimawonjezera nthawi yawo yogwira ntchito komanso kupewa kukonza kapena kusintha zinthu zina modula.
Chimodzi mwa ubwino waukulu wa chitetezo cha surge ndi kusinthasintha kwake. Zingagwiritsidwe ntchito m'malo okhala anthu, amalonda ndi mafakitale kuti ziteteze zipangizo zamagetsi zosiyanasiyana. Kuyambira ma TV ndi makompyuta mpaka mafiriji ndi ma air conditioner, zipangizo zonse zamagetsi zingapindule poika SPD.
Kuphatikiza apo, zipangizo zotetezera ma surge ndi zosavuta kuyika ndipo zimapereka njira yotsika mtengo yotetezera zida zanu zamagetsi. Ndi kapangidwe kake kakang'ono, zimatha kulumikizidwa mosavuta mu soketi yamagetsi kapena kuyikidwa mu switchboard. Kuyika ndalama mu SPD ndi mtengo wochepa wolipira kuti muteteze nthawi yayitali, zomwe zingakupulumutseni ndalama zambiri ngati magetsi akwera.
Posankha chipangizo choteteza kugwedezeka kwa magetsi, ndikofunikira kuganizira zinthu monga mphamvu yamagetsi yotsekereza, nthawi yoyankha, ndi Joule rating. Mphamvu yamagetsi yotsekereza imayimira mulingo wamagetsi womwe chipangizocho chimasamutsa mphamvu yochulukirapo. Mphamvu yamagetsi yotsika yotsekereza imateteza bwino. Nthawi yoyankha imatanthauza momwe chipangizocho chimayankhira mwachangu kugwedezeka kwa magetsi, pomwe mphamvu ya Joule imasonyeza kuthekera kwa chipangizocho kuyamwa mphamvu panthawi ya kugwedezeka kwa magetsi.
Pomaliza, kudalira kwambiri zida zamagetsi kumafuna njira zogwirira ntchito zodzitetezera ku kukwera kwa mphamvu zamagetsi. Zida zodzitetezera ku kukwera kwa mphamvu zamagetsi ndi njira yofunika kwambiri yodzitetezera popewa kuwonongeka komwe kungawononge ndalama zambiri pa zida zanu zamagetsi zamtengo wapatali. Mukayika ndalama mu SPD, mutha kukhala ndi mtendere wamumtima kuti zida zanu sizidzakhudzidwa ndi kukwera kwa mphamvu kosayembekezereka ndipo zidzakhalapo kwa nthawi yayitali. Chitani zinthu zofunika kuti muteteze zida zanu zamagetsi ndi chitetezo ku kukwera kwa mphamvu zamagetsi lero.