| Qauv | CJ-T2-80/4P | CJ-T2-80/3+NPE |
| Pawg IEC | II, T2 | II, T2 |
| Pawg SPD | Hom kev txwv tsis pub muaj zog | Hom kev sib xyaw ua ke |
| Cov Lus Qhia Tshwj Xeeb | 1P/2P/3P/4P | 1+NPE/3+NPE |
| Qhov ntsuas hluav taws xob Uc | 220VAC/220VAC/380VAC/380VAC | 380VAC/220VAC/385VAC |
| Qhov siab tshaj plaws ntawm kev ua haujlwm tas mus li Uc | 275VAC/385VAC | 385VAC/275VAC/385VAC |
| Tam sim no tso tawm nominal Hauv (8/20) μS LN | 40KA | |
| Qhov siab tshaj plaws tam sim no Imax (8/20) μS LN | 80KA | |
| Qib tiv thaiv hluav taws xob nce (8/20) μS LN | 2.4KV | |
| Kev kam rau luv luv ntawm lub voj voog 1 | 300A | |
| Lub sijhawm teb tA N-PE | ≤25ns | |
| Kev tiv thaiv thaub qab SCB xaiv | CJSCB-80 | |
| Kev qhia txog kev ua tsis tiav | Ntsuab: ib txwm; Liab: ua tsis tiav | |
| Thaj tsam ntawm qhov chaw ntawm tus neeg tsav tsheb teeb tsa | 4-35mm² | |
| Txoj kev teeb tsa | 35 hli tus qauv tsheb ciav hlau (EN50022 / DIN46277-3) | |
| Ib puag ncig ua haujlwm | -40~70°C | |
| Cov khoom siv casing | Yas, UL94V-0 raws li txoj cai | |
| Qib kev tiv thaiv | IP20 | |
| Kev ntsuas tus qauv | IEC61643-1/GB18802.1 | |
| Cov khoom siv ntxiv tau | Lub tswb ceeb toom chaw taws teeb, lub peev xwm txuas hluav taws xob ntawm lub teeb liab chaw taws teeb | |
| Cov yam ntxwv ntawm cov khoom siv ntxiv | NO/NC contact terminal (xaiv tau), siab tshaj plaws 1.5mm² ib txoj hlua/hlau yooj ywm | |
Cov khoom tiv thaiv hluav taws xob qib II (SPDs) ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv cov kab ke hluav taws xob los ntawm kev nce siab thiab kev hloov pauv hluav taws xob ib ntus. Cov khoom siv no yog tsim los tiv thaiv cov khoom siv rhiab heev thiab cov khoom siv hluav taws xob los ntawm kev puas tsuaj los ntawm xob laim, cov qhov hloov hluav taws xob, thiab lwm yam kev cuam tshuam hluav taws xob.
Ib qho ntawm cov haujlwm tseem ceeb ntawm Class II SPD yog lub peev xwm los muab kev tiv thaiv thib ob tiv thaiv cov hluav taws xob surges uas tej zaum yuav dhau qhov kev tiv thaiv thawj zaug ntawm qhov nkag mus rau kev pabcuam. Qhov kev tiv thaiv thib ob no yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb thiab kev ntseeg siab ntawm cov kab ke hluav taws xob hauv cov chaw nyob, kev lag luam thiab kev lag luam.
Cov SPDs Qib II feem ntau raug teeb tsa rau hauv cov vaj huam sib luag hluav taws xob lossis cov vaj huam sib luag me kom muab kev tiv thaiv rau cov voj voog ceg thiab cov khoom siv txuas nrog. Los ntawm kev hloov cov hluav taws xob ntau dhau ntawm cov khoom siv rhiab heev, cov khoom siv no pab tiv thaiv kev puas tsuaj kim thiab lub sijhawm tsis ua haujlwm uas tshwm sim los ntawm kev nce hluav taws xob.
Ntxiv rau kev tiv thaiv cov khoom siv, Class II SPDs tuaj yeem txhim kho kev nyab xeeb ntawm cov kab ke hluav taws xob los ntawm kev txo qhov kev pheej hmoo ntawm hluav taws thiab kev phom sij hluav taws xob. Los ntawm kev txwv cov teebmeem ntawm kev hloov pauv hluav taws xob ib ntus, cov khoom siv no pab tswj kev ncaj ncees ntawm cov xov hlau, kev rwb thaiv tsev thiab lwm yam khoom tseem ceeb hauv cov khoom siv hluav taws xob.
Thaum xaiv Class II SPD, nws yog ib qho tseem ceeb uas yuav tsum xav txog tej yam xws li qhov ntsuas tam sim no siab tshaj plaws, qib tiv thaiv hluav taws xob, thiab lub sijhawm teb ntawm lub cuab yeej. Cov lus qhia no yuav txiav txim siab seb lub cuab yeej ua haujlwm li cas hauv kev txo cov teebmeem ntawm lub zog hluav taws xob nce siab thiab cov hluav taws xob dhau ib ntus.
Tsis tas li ntawd xwb, kev teeb tsa thiab kev saib xyuas ntawm Class II SPDs kom zoo yog qhov tseem ceeb heev rau kev ua kom lawv ua tau zoo tshaj plaws. Kev tshuaj xyuas thiab kev sim tsis tu ncua tuaj yeem pab txheeb xyuas txhua yam teeb meem thiab xyuas kom meej tias cov khoom siv ua haujlwm raws li qhov xav tau.
Hauv kev xaus lus, Cov khoom tiv thaiv hluav taws xob Class II yog ib qho tseem ceeb ntawm cov tshuab hluav taws xob niaj hnub no, muab ib txheej tiv thaiv tseem ceeb tiv thaiv kev nce siab thiab kev hloov pauv hluav taws xob ib ntus. Los ntawm kev nqis peev rau hauv cov khoom siv no, cov tswv cuab tuaj yeem tiv thaiv lawv cov khoom siv muaj nqis, txo qhov kev pheej hmoo ntawm kev phom sij hluav taws xob, thiab xyuas kom meej tias lawv cov khoom siv hluav taws xob muaj kev ntseeg siab.