A VLF HIPOT Tester (tsawg zaus cov peev xwm siab sim siab)yog cov cuab yeej tshwj xeeb siv rau kev sim ua dielectric lub zog ntawm cov xaim thiab hluav taws xob rwb thaiv tsev. Nws siv cov hluav taws xob tsawg-zaus hluav taws xob (feem ntau ncig 0. 1 hz) tsis yog ib txwm muaj ac voltage. Qhov no muaj txiaj ntsig tshwj xeeb rau kev sim cov high-voltage cables, tshwj xeeb tshaj yog cov uas nyuaj sim nrog cov qauv AC HIPOT cov tub sim.
Hauv qab no yog qee cov lus nug uas nquag nug (FAQs) txog VLF HIPOT Tester:
1. Dab tsi yog VLF HIPOT tester?
VLF Hipto tester yog qhov kev ntsuas siab uas siv cov hluav taws xob tsawg heev (feem ntau}. 1 hz)}} Cov khoom siv hluav taws xob los ntsuas lawv cov rwb thaiv tsev rwb thaiv tsev. Txoj kev VLF yog pab tau rau kev sim ntev ntev thiab rau cov cuab yeej uas yuav nyuaj rau kev sim nrog cov pa hluav taws xob.
2. Tus Vlf HIPOT Tester ua haujlwm?
VLF HIPOT Tester Ua haujlwm los ntawm kev tsim qhov tsawg zaus AC Voltage (feem ntau}}. 1 hz) thiab thov nws mus rau lub rwb thaiv tsev ntawm cov khoom siv. Tus tester ntsuas ntsuas qhov xau dej tam sim no uas ntws los ntawm cov rwb thaiv tsev thaum ntsuas. Yog hais tias lub xau dej tam sim no yog nyob rau hauv kev txwv tsis lees paub, cov rwb thaiv tsev yog suav hais tias yog lawm. Yog tias qhov tam sim no tshaj qhov uas tau txais kev lav ris, cov rwb thaiv tsev yuav muaj kev txhaum lossis tsis muaj zog.
3. Dab tsi yog lub hom phiaj ntawm kev siv VLF HIPOT tester?
Lub hom phiaj tseem ceeb ntawm VLF Hipot tester yog los ntsuas lub zog dielectric hluav taws xob hluav taws xob, tshwj xeeb hauv cov hluav taws xob siab. Nws yog siv rau:
Tshawb xyuas kev ua txhaum nyob rau hauv cable rwb thaiv tsev uas tuaj yeem ua rau tsis ua tiav.
Nco ntsoov tias cov kab ke thiab cov hluav taws xob sib ntsib cov qauv kev lag luam thiab kev nyab xeeb.
Tiv thaiv kev rwb thaiv rwb thaiv tsev thiab txhim kho kev ntseeg tau ntev ntawm cov khoom siv hluav taws xob.
4. Dab tsi yog qhov zoo ntawm kev siv VLF HIPOT tester?
Qee qhov zoo ntawm kev siv VLF HIPOT Tester xws li:
Siv tau rau cov kab ke ntev: VLF kuaj yog qhov zoo tagnrho rau kev sim ntev ntev ntev uas tej zaum yuav loj heev los kuaj nrog tsoos act hipot testers.
Txo cov txiaj ntsig cua sov: VLF voltage tsis ua rau muaj cua sov ntau rau hauv cov rwb thaiv tsev raws li kev ua hluav taws xob ntau ntxiv, ua kom muaj kev nyab xeeb rau ncua sijhawm sim ncua sijhawm.
Portable Thiab Yooj Yim Siv: Ntau tus VLF cov tes taw yog portable, lub teeb, thiab yooj yim rau kev khiav lag luam, ua rau lawv muaj txiaj ntsig zoo rau kev kuaj hauv chaw.
Tsawg-zaus daim ntawv thov: Vim tias VLF kev sim yog nyob ntawm qhov kev ntsuas tus qauv ntawm cov peev txheej ACULTION.
5. Cov khoom siv twg tuaj yeem kuaj nrog VLF HIPOT tester?
VLF HIPOT tester yog feem ntau siv rau kev sim:
High-voltage cables: tshwj xeeb tshaj yog ntev cable khiav, suav nrog cov cables hauv av thiab cov cables siv hauv cov ntawv thov kev lag luam thiab hluav taws xob.
CABLELS thiab kev txiav tawm: Kev tshuaj ntsuam xyuas kev ncaj ncees ntawm cov khoom siv roj hmab thiab kev txiav tawm hauv cov hluav taws xob high-voltage.
Lub zog hloov hluav taws xob: tshuaj xyuas cov rwb thaiv tsev ntawm windings thiab bushings hauv transformers.
Switchgear: Qhia txog lub zog dielectric ntawm hloov thiab hloov hluav taws xob.
Lwm cov Cheebtsam hluav taws xob: nws kuj tseem tuaj yeem siv tau rau cov tshuab hluav taws xob kuaj hluav taws xob, cov tshuab hluav taws xob, thiab lwm yam hluav taws xob siab.
6. Dab tsi yog qhov sib txawv ntawm VLF kuaj thiab ib txwm kuaj ACT?
Qhov sib txawv tseem ceeb ntawm VLF kev sim thiab ACC ib txwm kuaj yog:
Zaus: VLF cov tub ntaus ua haujlwm ntawm ntau zaus heev zaus (feem ntau {{}}}. 1 hz), thaum ib txwm muaj ACT cov tub tes ua haujlwm ntawm 50 HZ lossis 60 HZ.
Feem ntau siv: VLF cov tub ceev feem ntau siv cov qib voltage qis dua li kev ntsuas ntev dua piv rau ACC cov qauv AC.
Daim ntawv thov: VLF yog siv tau tshwj xeeb rau kev sim ntev ntev khiav, whereas acction acction yog qhov zoo dua rau cov khoom siv luv lossis cov khoom siv.
7. Dab tsi yog qhov ntsuas raug voltages siv hauv VLF kuaj?
VLF HIPOT cov tub ncaws feem ntau siv cov hluav taws xob uas yog 1.5 txog 2 npaug ntawm cov khoom siv hluav taws xob ntawm kev sim. Cov kev ntsuam xyuas feem ntau suav nrog:
15 KV rau Kev Ntsuam Xyuas Cov Khoom Siv Rated txog 10 kv.
35 KV rau kev kuaj cov cuab yeej siv tau txog 25 kV.
50 kV rau cov cuab yeej hluav taws xob high-voltage muaj siab txog 35 kV lossis siab dua.
8. Kuv yuav ua li cas thiaj ua VLF sim?
Cov kauj ruam dav dav rau ua yeeb yam VLF kev sim yog raws li hauv qab no:
Kev npaj: ua kom cov khoom siv tau disconnected los ntawm lub hwj chim thiab zoo grounded. Kuaj cov cable thiab tester rau kev puas tsuaj.
Teem cov ntsuas ntsuas: Teeb cov kev ntsuam xyuas uas tsim nyog voltage thiab kuaj ntev ntawm VLF tester. Feem ntau, cov sijhawm ntsuas ntev yog li 5 feeb.
Thov voltage: maj mam thov lub VLF voltage rau lub cable los tiv thaiv nyob rau hauv kev xeem. Tus tes taw yuav maj mam nce qhov voltage rau theem yuav tsum tau.
Saib xyuas cov xau dej tam sim no: txuas ntxiv saib xyuas lub xau dej tam sim no thaum ntsuas. Yog tias nws tshaj qhov kev txwv ua ntej kev txwv, qhov kev xeem yuav raug txiav txim siab ua tsis tau.
Qhov kev ua tiav: Tom qab sim ua kom ntev, muaj kev tawm tsam cov voltage thiab tshawb xyuas cov cuab yeej siv hauv kev sim.
9. Koj yuav tsum xeem VLF ntev npaum li cas?
Lub sijhawm ntawm VLF kev ntsuam xyuas feem ntau kav sijhawm 5 txog 10 feeb. Qhov ntev ntawm kev ntsuas yog nyob ntawm cov khoom siv tsim khoom siv cov lus qhia thiab cov qauv kev lag luam. Qhov kev xeem ua tau ntev rau lub sijhawm txaus rau lub rwb thaiv tsev kom raug rau kev ntxhov siab ntawm kev siv voltage.
10. Dab tsi yog pass \/ tsis ua tiav rau VLF kuaj?
Daim ntawv hla \/ swb yog raws li cov kev ntsuas xau tam sim no thaum kuaj:
Daim ntawv hla: Yog tias lub xau dej tam sim no tseem tshuav nyob rau hauv ntau (feem ntau hauv qab 1 ma rau cables, tab sis nws txawv ntawm cov khoom siv thiab kev ntsuas hluav taws xob), cov rwb thaiv tsev tau txiav txim siab lawm.
Ua tsis tiav: Yog tias cov xau dej tam sim no tau ntau tshaj qhov kev txwv ua ntej, cov khoom siv tau txiav txim siab ua tsis tiav qhov kev sim, qhia tias cov rwb thaiv tsev lossis muaj qhov tsis zoo.
11. Tus VLF Hipot Ntsuas Kom Muaj Kev Nyab Xeeb Ntau Dua Li Ach Kuaj?
Yog lawm, VLF kuaj yog feem ntau suav hais tias muaj kev nyab xeeb dua ib txwm muaj kev ntsuas high-voltage ac ntsuas vim tias:
Cov zaus tsawg dua: Qhov tsawg-zaus voltage thov los ntawm VLF cov neeg ua haujlwm ua tau nyob rau hauv cov kev tiv thaiv qis dua, txo cov peev txheej kev puas tsuaj thaum ntsuas.
Portable thiab tsis tau xav tau: VLF cov testers feem ntau yog feem ntau yog portable thiab yooj yim dua los daws, ua rau ntawm qhov chaw kuaj ntau dua thiab muaj kev nyab xeeb dua thiab muaj kev nyab xeeb dua thiab muaj kev nyab xeeb dua.
12. Kuv yuav ua li cas yog tias kuv cov cuab yeej ua tsis dhau VLF sim?
Yog tias cov khoom lag luam tsis ua VLF sim:
Tshuaj xyuas: Tshawb cov cable, splice, los yog tivthaiv rau pom cov cim ntawm kev puas tsuaj lossis hnav.
Ua cov ntawv xeem ntxiv: Ua kev kuaj mob ntxiv (piv txwv li, rwb thaiv tsev tsis kam kuaj) kom nrhiav qhov txhaum.
Kho lossis hloov: nyob ntawm qhov kev tshawb pom, kho cov khoom siv tsis zoo lossis hloov nws nkaus.
Rov ntsuam xyuas: Tom qab kho lossis hloov pauv, ua lwm qhov kev xeem VLF kom ntseeg tau tias cov rwb thaiv tsev tam sim no tsis zoo.
13. Lub VLF Hipot Tester tau siv rau txhua tus xaim hluav taws xob?
Thaum lub sijhawm VLF Hipot tester yog qhov haum rau feem ntau cov hluavtaws loj, nws yog qhov tshwj xeeb rau:
Nruab nrab thiab qib siab-voltage cables: feem ntau cables rated los ntawm 5 kV rau 35 kV.
Kev sim ntev khiav: VLF kev sim yog qhov zoo tagnrho rau kev sim ntev uas tej zaum yuav nyuaj rau kev sim siv ACT ua tib cov qauv ntsuas.
Lub zog hluav taws xob: Cesles siv hauv kev faib khoom siv hluav taws xob thiab kev hloov chaw.
14. Kuv yuav ua li cas thiaj tswj tau VLF HIPOT Tester?
Txhawm rau kom ntseeg tau tias ua haujlwm tau zoo thiab kev sim siab ntawm VLF HIPOT testerter, ua raws cov lus qhia txij nkawm no:
Kev ntsuas hluav taws xob tsis tu ncua: calibrate cov tester ntawm cov kev pom zoo sib nrug kom ntseeg tau qhov tseeb.
Kev Ntsuam Xyuas Pom: Tsis tu ncua tshuaj cables, txuas, thiab rwb thaiv tsev.
Kev ntxuav tu: Ntxuav cov tester thiab cables tom qab siv tshem cov hmoov av lossis paug.
Cia: Muab cov tester rau hauv qhov chaw qhuav, txias, thiab huv ib puag ncig thaum tsis siv.
15. Yuav tuaj yeem VLF HIPOT cov tub ncaws luam tau siv rau ACC thiab DC kev sim?
VLF HIPOT Soj Ntsuam Feem Ntau Tsim rau AC TESTING XWB. Txawm li cas los xij, qee cov neeg ua haujlwm siab tau muab DC kev kuaj cov peev xwm ib yam nkaus. Nco ntsoov xyuas cov kev qhia tshwj xeeb ntawm tus tester los txiav txim siab seb nws puas tuaj yeem ua ob hom kev sim.
16. Yuav tau VLF Hipot Tester ntes txhua hom Rwb Thaiv Tsev Tsis xws?
VLF HIPOT tester yog qhov txiaj ntsig hauv kev kuaj pom yam tsis xws li:
Kev tso tawm ib nrab: thaj chaw uas cov khoom siv rwb thaiv tsev tau pib tawg.
Cov pob hluav taws xob rwb thaiv tsev: thaj chaw uas lub zog ntawm lub zog ntawm lub rwb thaiv tsev yog qis dua nws yuav tsum yog.
Txeej lossis cov kab nrib pleb: qhov twg cov rwb thaiv tsev tso cai rau kev ua kom dhau los tam sim no.
Txawm li cas los xij, nws yuav tsis pom txhua hom kev tsis xws luag, tshwj xeeb tshaj yog cov tsis cuam tshuam nrog lub zog dielectric. Cov qauv kev sim ntxiv, xws li kev soj ntsuam los tiv thaiv lossis kev tawm ntawm kev tawm ib nrab.
Yog tias koj tab tom nrhiavVlf Hipot Tester manufacturersthiab cov chaw muab khoom, thov koj xav tiv tauj peb rau qhov ua tau zoo thiab googlNqe ntawm VLF Hipot Testerthiab cov lus qhia ntxaws ntxiv. Raws li lub Hoobkas ntawm VLF Hipot tester, peb tsim, kev txhim kho, kev tsim khoom thiab lag luam hauv Suav teb, peb muaj ntau homVLF HIPOT Tester rau Kev Muag Khoomlos daws koj cov teeb meem.