Jul 08, 2024 Tso lus

Qhov txawv ntawm Disconnector thiab Earth Switch yog dab tsi?

Functionality thiab Lub Hom Phiaj

Disconnectors thiab lub ntiaj teb hloov pauv xav tias qhov tseem ceeb hauv kev lav qhov kev noj qab haus huv thiab tsis muaj kev cuam tshuam zoo ntawm cov khoom siv hluav taws xob hluav taws xob. Lub ntsiab lus ntawm lawv txoj haujlwm thiab lub hom phiaj yog raws li hauv qab no:

Kev ua haujlwm

Disconnector

A high voltage disconnector, txwv tsis pub hu ua ib qho kev cais tawm, yog npaj los muab ib txoj hauv kev rau detachment rau ib ntu ntawm cov hluav taws xob hluav taws xob. Nws yuav siv sij hawm mus rau hauv tus account qhov kev tiv thaiv de-stimulation ntawm cov ntsiab lus ntawm lub moj khaum rau kev txhawb nqa, kho, los yog teeb meem kev cais tawm lub hom phiaj. Disconnectors tsis xav tias yuav cuam tshuam cov load ntws tsis tau yog qhov tseem ceeb rau kev lav phib xaub kev noj qab haus huv ntawm cov kws qhia ntawv chipping tawm ntawm cov khoom siv hluav taws xob.

Ntiaj teb Hloov

Ib qho kev hloov hauv av, tseem hu ua lub ntiaj teb hloov, yog tsim los tso cai rau cov khoom seem lossis qhov txhaum tam sim no kom nyab xeeb ntws mus rau hauv av. Thaum lub sij hawm actuated, lub ntiaj teb hloov pauv koom nrog cov khoom siv hluav taws xob lossis khoom siv rau hauv av, tso cai rau txhua qhov seem lossis qhov teeb meem ntws tawm kom ruaj ntseg. Qhov no pab tiv thaiv kev txhim kho ntawm cov hluav taws xob txaus ntshai thiab lav kev noj qab haus huv ntawm cov neeg ua haujlwm thiab cov iav.

Lub hom phiaj

Disconnector

Ib qho kev hloov hauv av, tseem hu ua lub ntiaj teb hloov, yog tsim los tso cai rau cov khoom seem lossis qhov txhaum tam sim no kom nyab xeeb ntws mus rau hauv av. Thaum lub sij hawm actuated, lub ntiaj teb hloov pauv koom nrog cov khoom siv hluav taws xob lossis khoom siv rau hauv av, tso cai rau txhua qhov seem lossis qhov teeb meem ntws tawm kom ruaj ntseg. Qhov no pab tiv thaiv kev txhim kho ntawm cov hluav taws xob txaus ntshai thiab lav kev noj qab haus huv ntawm cov neeg ua haujlwm thiab cov iav.

Ntiaj teb Hloov

Lub luag haujlwm tseem ceeb ntawm lub ntiaj teb hloov pauv yog los tiv thaiv cov kws qhia ntawv thiab cov iav los ntawm kev pheej hmoo ntawm qhov seem lossis qhov tsis txaus. Los ntawm kev muab txoj kev tsis sib haum xeeb rau hauv av, lub ntiaj teb hloov pauv pab nthuav tawm qhov teeb meem ntws, tiv thaiv kev sib sau ua ke ntawm cov hluav taws xob txaus ntshai uas tuaj yeem muaj kev phom sij. Tsis tas li ntawd, nws txiav txim siab qhov kev tso tawm ntawm lub zog tso tawm hauv lub moj khaum thaum lub sijhawm kaw lossis qhov tsis txaus.

Hauv cov tshuab hluav taws xob hluav taws xob, disconnectors thiab lub ntiaj teb hloov pauv yog cov khoom tseem ceeb. Disconnectors txhawb kev tiv thaiv kev sib cais ntawm cov khoom siv hluav taws xob rau kev tu lossis kho, thaum lub ntiaj teb hloov pauv muab qhov tseem ceeb kev ruaj ntseg rau kev tso cov teeb meem ntws mus rau hauv av. Cov tshuab hluav taws xob hluav taws xob 'kev nyab xeeb tag nrho, kev cia siab, thiab kev tswj xyuas yog txhua yam txhawb nqa los ntawm cov cuab yeej no, uas tseem pab tiv thaiv cov neeg ua haujlwm thiab khoom siv.

Kev Ua Haujlwm Mechanism

Kev ua haujlwm mechanism ntawm aGW9-35 Sab nraum zoov High Voltage Disconnectortxawv heev ntawm lub ntiaj teb hloov. Disconnect keyboards yog manually ua cov khoom siv uas yuav tsum muaj kev sib cuam tshuam lub cev los qhib lossis kaw lub voj voog. Lawv muab ib txoj kev txhim khu kev qha kom cais cov hluav taws xob hluav taws xob rau kev tu lossis kho ua haujlwm, kom ntseeg tau tias cov khoom siv tsis muaj zog ua ntej kev pabcuam pib. Hauv qhov sib piv, lub ntiaj teb hloov pauv feem ntau ua haujlwm tau los yog tswj tau los ntawm kev tswj xyuas kom ceev thiab ua haujlwm tau zoo ntawm cov tshuab hluav taws xob thaum tsim nyog.

Piv txwv li, nyob rau hauv high-voltage substations, disconnect keyboards yog siv los cais transformers, kab, los yog lwm yam Cheebtsam rau tu los yog txhaum clearance. Kev ua haujlwm ntawm cov keyboards no yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm hauv cov tshuab hluav taws xob. Lub ntiaj teb hloov pauv, ntawm qhov tod tes, yog ib qho tseem ceeb ntawm cov txheej txheem hauv av hauv substations, kom ntseeg tau tias qhov kev txhaum tam sim no raug coj mus rau hauv av kom tsis txhob muaj kev puas tsuaj rau cov khoom siv thiab tswj cov khoom siv hluav taws xob.

Cov Kev Cai Lij Choj thiab Cov Qauv

High voltage disconnectorthiab lub ntiaj teb hloov pauv yog qhov tseem ceeb hauv cov khoom siv hluav taws xob hluav taws xob, npaj los lav kev noj qab haus huv thiab tsis muaj zog. Cov cai tswjfwm thiab qhov tsim nyog saib xyuas cov khoom siv no yog qhov dav, hais txog kev xav sib txawv ntawm kev npaj thiab kev tsim kho mus rau kev sim thiab kev txhawb nqa.

Txoj Kev Npaj thiab Kev Txhim Kho Cov Txheej Txheem

Disconnector: IEEE C37.20.2 thiab IEC 62271-102 yog ob qho qauv tseem ceeb. Cov qauv no yog qhov yuav tsum tau ua ua ntej rau kev ntsuas hluav taws xob, kev txwv tam sim no, kev tiv thaiv qib, txhua yam muaj zog, thiab ntau yam ntuj tso. Lawv ua kom paub tseeb tias cov disconnectors tau tsim kom muaj kev nyab xeeb ntawm kev sib cais ntawm lub voj voog yam tsis muaj kev pheej hmoo ntawm kev ua yuam kev.

Lub Ntiaj Teb Hloov: Lub ntiaj teb hloov pauv, uas tseem tswj hwm los ntawm IEC 62271-102, yuav tsum ua tau raws li cov kev cai tshwj xeeb hais txog kev ua tau zoo ntawm lawv cov av thiab lawv lub peev xwm los tiv thaiv luv luv Circuit Court. Txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau muaj kev nyab xeeb, tus tsim qauv yuav tsum xyuas kom meej tias lawv tuaj yeem tiv taus cov kev ua txhaum loj uas tsis muaj kev ua haujlwm.

Zoo-ua instrumental

Disconnector: Yuav tsum muaj cov cim qhia meej meej (qhib / kaw), cov khoom sib cuam tshuam rau kev ua haujlwm tsis raug cai, thiab kev siv tshuab txaus. Kev ruaj ntseg tseem ceeb lav lawv ua haujlwm ruaj ntseg thiab vam khom.

Lub Ntiaj Teb Hloov: Cov ntsiab lus tseem ceeb suav nrog kev cuam tshuam rau kev cuam tshuam tsis zoo rau kev txhawb nqa thaum lub hauv paus, cov cim qhia pom tseeb thiab kev loj hlob zoo los saib xyuas qhov teeb meem ntws zoo.

Ntawv pov thawj thiab kuaj

Disconnector: Nyob ntawm qhov kev sim dav dav ntawm cov qauv, piv txwv li, IEC 62271-102 thiab ANSI C37.20. Cov kev ntsuam xyuas suav nrog cov kev sim dielectric, kev ntsuas kev ua haujlwm ntawm lub tshuab, thiab kev ntsuas kev ua kom sov kom paub tseeb tias muaj kev nyab xeeb kev ua haujlwm nyob rau ntau qhov xwm txheej.

Lub Ntiaj Teb Hloov: dhau qhov kev ntsuam xyuas nruj ntawm kev ua txhaum tam sim no, xws li kev ntsuas luv luv thiab kev muaj peev xwm ua kom muaj peev xwm thiab kev ntsuas kev muaj peev xwm. Kev sib raug zoo lav lawv ruaj ntseg coj thiab cuam tshuam qhov teeb meem ntws.

Kev txhim kho thiab tu

Disconnector: Cov qauv yuav tsum tau ua raws li thaum lub sij hawm installation kom muaj kev ruaj ntseg mounting, txaus rwb thaiv tsev, thiab kev siv tau rau kev khiav hauj lwm thiab txij nkawm. Kev saib xyuas kev noj qab haus huv niaj hnub yog qhov tseem ceeb rau kev tswj hwm kev ua haujlwm zoo thiab kev nyab xeeb.

Lub Ntiaj Teb Hloov: Lub hauv paus hauv av yuav tsum tau txuas nrog kev ruaj ntseg raws li cov qauv kev teeb tsa. Kev soj ntsuam zoo ib yam lav tau ua tiav nrog kev txaus siab thiab kev noj qab haus huv, tiv thaiv hluav taws xob txaus ntshai.

International Standards

Lub International Electrotechnical Commission (IEC), Lub Tsev Haujlwm Hluav Taws Xob thiab Hluav Taws Xob Hluav Taws Xob (IEEE), thiab American National Standards Institute (ANSI) tau tsim cov qauv thoob ntiaj teb rau Lub Ntiaj Teb Hloov thiabGW9-35 Sab nraum zoov High Voltage Disconnector. Cov qauv no ua rau muaj kev sib raug zoo, kev ruaj ntseg, thiab kev sib koom ua ke thoob plaws ntau lub nroog thiab cov neeg tsim khoom.

 

Rau cov disconnectors thiab lub ntiaj teb hloov mus ua haujlwm nyab xeeb thiab ua tau zoo hauv cov tshuab hluav taws xob, kev tswj hwm, thiab cov qauv yog qhov tseem ceeb. Kev tsim, kev tsim kho, kev teeb tsa, kev sim, thiab kev saib xyuas yog tag nrho los ntawm cov qauv no, uas lav tias cov cuab yeej no yuav ua haujlwm ruaj khov thiab nyab xeeb. Txhua tus neeg koom nrog hauv kev tsim, kev teeb tsa, lossis kev saib xyuas cov tshuab hluav taws xob yuav tsum paub txog thiab ua raws li cov qauv no.

Tiv tauj peb

Yog xav paub ntxiv txoghigh voltage disconnector, txais tos hu rau peb ntawm mailto:austinyang@hdswitchgear.com

Cov ntaub ntawv

1. International Electrotechnical Commission (IEC) - [IEC Cov Qauv] (https://www.iec.ch/)

2. National Electrical Code (NEC) - [NFPA](https://www.nfpa.org/Codes-and-Standards/All-Codes-and-Standards/List-of-Codes-and-Standards/Detail?code =70)

3. Pawg Saib Xyuas Kev Tiv Thaiv thiab Kev Sib Txuas Hluav Taws Xob - [IEEE](https://www.ieee-pes.org/)

4. Electrical Safety Authority - [ESA](https://www.esasafe.com/)

5. Hluav Taws Xob Hluav Taws Xob - [ESB](https://www.esb.ie/)

 

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