Mtundu 1 wa Chipangizo Choteteza Kuthamanga kwa Dzuwa SPD
Amagwiritsidwa ntchito m'malo omwe ali ndi chiopsezo chachikulu cha kugunda kwa mphezi - LKX-B+C series
Kudalirika kwapadera pakugwira ntchito kumatsimikiziridwa ndi kuwerengera kwafupipafupi kwa magetsi mpaka 2000A.
Mafotokozedwe:
● Mphamvu yogwira ntchito yopitilira Uc: 1000V 1200V 1500V
● Mtundu 1/Kalasi I/ Kalasi B+C
● Mphamvu yotulutsa mpweya (10/350 us) limp =15kA @ Mtundu 1
● Mphamvu yotulutsira mphamvu (8/20 us) Imax = 100kA @ Mtundu 2
● Kukana kutentha (Mitsuko): ＞100Mohm
● Zipangizo za m'nyumba: nayiloni yoletsa moto
● Zinthu zoteteza: Metal Oxide Varistor (MOV) ndi Gas Discharge Tube (GDT)
Pemphani Mtengo
Chipangizo choteteza ma surge cha Type1+2 DC (SPDs)
Zipangizo zoteteza mafunde a LKX-PV Series-Flame-retardant surge protection for photovoltaic device protection.
Mtundu1+2 DC SPD Imakumana ndi mayeso a SPD a Gulu I (10/350 μs waveform) ndi Gulu II (8/20 μs waveform)
Pogwiritsa ntchito MOV ya 34S-H yogwira ntchito bwino, mphamvu yokwanira idzakhala mpaka 10/350us 9kA
Mafotokozedwe:
● Voltage Yabwinobwino (Dc): 600V 800V 1000V 1200V 1500V
●Mtundu 1+2/ Kalasi I+II/ Kalasi B+C
● Mphamvu yotulutsa madzi (8/20us) [mu] 20KA
● Mphamvu yamagetsi yamagetsi (10/350us) [yochepa] 6.25kA
● Mphamvu yonse yotulutsa mpweya ya muitipole SPD [Itotal] 12.5kA
● Njira yotetezera DC+PE.DC-/PE
010203
Pemphani Mtengo
Chipangizo choteteza cha Photovoltaic surge (SPDs) cha mtundu wachiwiri
LKX-PVxx Series DC 500V 600V 800V 1000V 1200V 1500V SPD ya dongosolo la dzuwa
Zipangizo zotetezera kugwedezeka kwa mafunde zimatha kukhala ndi zida zogwirira ntchito kutali
Mafotokozedwe:
● Chiwerengero cha ndodo: 2p/3p
● Mphamvu yogwira ntchito yopitilira (Dc): 500V 600V 800V 1000V 1200V 1500V
● Mphamvu yotulutsa madzi (8/20μs) [Mu] 20kA
● Mphamvu yotulutsa mphamvu kwambiri (8/20ys) [Imax] 40kA
● Mphamvu yovomerezeka yafupikitsa yamagetsi [Isccr] 25kA
● Chizindikiro cha momwe ntchito ikuyendera/cholakwika: Chobiriwira/Chofiira
● Pogwiritsa ntchito 34s MOV, mphamvu yokwanira idzakhala mpaka 8/20 μs 40kA
010203
Pemphani Mtengo
Chipangizo choteteza ma solar surge chomwe chimatha kutsegulidwa kuti chiteteze ma solar system kapena solar panel inverter
Zipangizo Zoteteza Mphamvu (SPDs) ndizofunikira kwambiri poteteza ma inverter a solar photovoltaic (PV) ku ma surges amagetsi ndi ma spikes, makamaka omwe amayamba chifukwa cha mphezi. M'malo omwe mphezi zimakhala zambiri, makina a PV osatetezedwa amatha kuwonongeka pafupipafupi komanso moopsa, zomwe zimapangitsa kuti pakhale ndalama zambiri zokonzanso, nthawi yayitali yogwira ntchito, komanso kutayika kwa ndalama. Ma SPD oyikidwa bwino ndi ofunikira kwambiri pochepetsa kukhudzidwa kwa mphezi komanso kuteteza zigawo zobisika za makina a PV, kuphatikiza ma inverter a AC/DC, zida zowunikira, ndi ma PV arrays. Mwa kuyika ndalama mu chitetezo chogwira ntchito bwino cha mphamvu ya dzuwa, mutha kuwonetsetsa kuti mphamvu yanu ya dzuwa ikhala yayitali komanso yodalirika.
Kodi mungasankhe bwanji chipangizo choyenera chotetezera ma surge pa ntchito yanu yeniyeni?
Kusankha chipangizo choyenera choteteza mafunde (SPD) pa ntchito yanu n'kofunika kwambiri. Yambani pozindikira mtundu wa SPD womwe mukufuna. Zipangizo za T1 zimagwira ntchito bwino m'malo omwe ali pachiwopsezo chachikulu, monga madera omwe nthawi zambiri amawombedwa ndi mphezi mwachindunji. Izi zimapezeka kwambiri m'nyumba zamafakitale kapena makina a photovoltaic. Zipangizo za T2 zimagwiritsidwa ntchito m'nyumba kuti zithetse mafunde osalunjika, pomwe zipangizo za T3 zimapereka chitetezo chowonjezera pamagetsi osavuta kugwiritsa ntchito.
Yang'anani kuchuluka kwa magetsi kuti muwonetsetse kuti akugwirizana ndi makina anu. Pa makina a DC monga ma setup a photovoltaic, kusankha chipangizo chokhala ndi magetsi oyenera ndikofunikira. Muyeneranso kuonetsetsa kuti mphamvu yotulutsa magetsi imatha kuthana ndi kuchuluka kwa magetsi komwe kumayembekezeredwa. M'malo omwe ali pachiwopsezo chachikulu, mphamvu yayikulu ndiyofunikira. Ndipo musaiwale za nthawi yoyankha—kuyankha mwachangu ndikofunikira kwambiri poteteza zida zomvera ku kukwera kwa magetsi.
Ganizirani za malo omwe SPD idzayikidwe. Ngati yakumana ndi nyengo yovuta, sankhani mapangidwe osapsa ndi nyengo kapena osayaka moto. Pa ntchito zofunika kwambiri, SPDs zokhala ndi kuyang'anira patali zimapereka zosintha zenizeni za magwiridwe antchito, kuthandiza kukonza ndi kusintha. Pomaliza, onetsetsani kuti SPD ikukwaniritsa miyezo yamakampani monga IEC 61643 ndipo ili ndi ziphaso monga ISO kapena CE.
Ma SPD a fakitale yathu amakwaniritsa zofunikira zonse zofunika kuti chitetezo chikhale chodalirika. Mukasankha zida zathu zotetezera ma surge, mudzaonetsetsa kuti chitetezo chanu chili bwino komanso kuti zipangizo zanu zikhale zodalirika kwa nthawi yayitali.
Kodi luso loyang'anira kutali lingathandize bwanji kukonza chitetezo cha ma surge?
Izi zimathandiza kuti mavuto omwe angakhalepo adziwike msanga, zomwe zimathandiza kukonza zinthu mwachangu zisanachitike mavuto. Mwa kuzindikira mavuto pasadakhale, mabizinesi amatha kukonza nthawi yowunikira kapena kusintha zinthu panthawi yake, kuchepetsa chiopsezo cha nthawi yotsika mtengo yogwira ntchito kapena kuwonongeka kwa zida. Machenjezo achangu amachepetsanso kusokonekera kwa makina, makamaka m'malo ofunikira kwambiri monga makina a photovoltaic kapena mafakitale, komwe kusokonekera kwa magetsi kungayambitse kutayika kwakukulu kwa ndalama.
Kuphatikiza apo, kuyang'anira patali kumachepetsa ndalama zogwirira ntchito ndi kukonza pochotsa macheke osafunikira pamalopo, komanso kuonetsetsa kuti zida zoteteza mafunde zikugwira ntchito bwino. Pazokhazikitsa zazikulu, kuwongolera pakati pa zida zingapo m'malo osiyanasiyana kumapangitsa kuti ntchitoyi ikhale yosavuta, kuonetsetsa kuti kudalirika komanso mayankho mwachangu pamavuto.