GDF-3000A DC System Earth Fault Detector
Iimpazamo zokugquma kwenkqubo ye-DC, ukusilela kwe-DC mutual kunye nokusilela kwamandla e-AC ziziphene ezinokuthi zenzeke kwaye ziyingozi kwinkqubo yamandla, kwaye zibeke esichengeni ukusebenza kwesiqhelo kwenkqubo yamandla.
Ukuze kuncedwe ngcono abasebenzi bolondolozo lwentsimi ukuba bafumane ngokukhawuleza nangokuchanekileyo iimpazamo ze-DC, inkampani yethu iphuhlise i-DC fault finder ngeminyaka yemizamo kwaye ishwankathela inani elikhulu lamava entsimi.
I-DC yokufumana i-grounding finder isebenzisa i-high-precision current clamp meter ukukhangela kunye nokukhangela iimpazamo usebenzisa i-DC yangoku umahluko kwi-fault loop.Itekhnoloji yokuguqula ngokukhawuleza i-FFT yaziswa kwisixhobo sokukhangela i-fault ye-DC, ukukhangela iintlobo ngeentlobo zeempazamo zokugquma, i-DC mutual faults, kunye nokusilela kwamandla e-AC kwiinkqubo ze-DC ezinomgangatho wombane owahlukileyo (24V (ukhetho), 48V, 110V, 220V).
Ngeemfuno ezikhulayo zokusebenza ngokukhuselekileyo kweenkqubo zamandla, iimfuno zeentlobo ezahlukeneyo zokufumana iziphene ze-DC kwiinkqubo zamandla nazo ziya kuba phezulu kwaye phezulu.Ke ngoko, ukuchaneka okuphezulu, uhlalutyo lwendlela yokugquma iya kuba yimfuneko esisiseko yesixhobo senkqubo yombane yesizukulwana esitsha sokukhangela i-DC.
(1) Umsebenzi wokulinganisa amandla ombane wenkqubo ukuya emhlabeni, isixhobo sinokulinganisa amandla ombane wenkqubo ukuya emhlabeni, amandla ombane angalunganga ukuya emhlabeni, amandla ombane enkqubo, kwaye sinokuqonda uluhlu lokujongwa kombane we-0-300V;
(2) Inkqubo yokulinganisa i-impedance ye-impedance yenkqubo, isixhobo sinokulinganisa ukuchasana kwe-insulation yenkqubo ukuya kumhlaba, ukuchasana kwe-insulation negative emhlabeni, ukufumanisa ubungakanani bebhulorho yokulinganisela, uluhlu lokulinganisa ngu-0-999.9KΩ;
(3) Umsebenzi wokubona amandla e-AC, isixhobo sinokugweba ukusilela kombane we-AC kwinkqubo ye-DC, kwaye inokulinganisa ixabiso lombane we-AC kwinkqubo ye-DC, uluhlu lomlinganiselo wombane we-AC ngu-0-280V;
(4) Inkqubo yokusabalalisa i-capacitance measurement function, isixhobo sinokulinganisa i-capacitance esasazwayo yenkqubo kunye nokubonisa ngexesha langempela;
(5) Ukufunyanwa kwenethiwekhi yekhonkco kunye nomsebenzi wokumisa, isixhobo sinokubona iimpazamo ezahlukeneyo zenethiwekhi kwimivalo emibini yebhasi, kubandakanywa umsesane ochanekileyo, umsesane ongalunganga, i-bipolar ring kunye ne-bipolar ring, njl. ukufumana indawo yempazamo yenethiwekhi yeringi;
(6) Isixhobo sinokumodareyitha kwe-amplitude, ukusetha kwakhona, ukhetho lwangoku lwe-waveform kunye nomsebenzi wokukhetha imodi yokusebenza, enokuqonda ukukhangela kunye nendawo yokuchasana okuphezulu kweempazamo zomnxeba womnatha.
(7) Umlinganiselo wokumelana nokugquma kwesebe kunye nomsebenzi wendawo yokugquma, isixhobo silinganisa ukuxhathisa kwe-insulation yesebe ngalinye ukuya emhlabeni, kwaye sinokuqonda indawo ye-insulation point points ngokusebenzisa umboniso wamaza kunye nomboniso wesalathiso;
(8) Umsebenzi wokuhlalutya i-spectrum yangoku, ifowuni ikhupha ngokufanelekileyo i-amplitude yesignali ye-frequency yangoku elinganisiweyo, kwaye iphucula ukuchaneka kokufumanisa ngokuchaneka komsebenzi wokuhlalutya kwenguqu yangoku kunye nokuguqulwa kweFFT ngokukhawuleza;
(9) Umsebenzi we-Ammeter, isixhobo sinokusetyenziswa njenge-ammeter echanekileyo, kwaye isisombululo sokulinganisa sangoku sinokufikelela kwi-0.01mA;
(10) Umboniso wamaza egophe kunye nomsebenzi wokubonisa isalathiso.Xa usebenzisa i-detector ukufumanisa isebe elilinganisiweyo, liya kubonisa utshintsho lwangoku lwesebe elilinganisiweyo ngendlela ye-waveform curve kwisikrini, esilungele ukuba umsebenzisi aqonde iphoso ngokukhawuleza nangokuchanekileyo.Fumana isalathiso sendawo yempazamo xa kukho impazamo yesangqa kunye nempazamo yomhlaba.
●Uyilo oluthembekileyo oluphezulu
Isixhobo samkela i-32-bit microcontroller engeniswe ngaphandle njengeyona nkqubo iphambili, kwaye uyilo lwehardware lulandela ngokungqongqo amandla kunye nemigangatho ehambelana ne-electromagnetic ehambelanayo.Imowudi yokuphindaphinda yangaphakathi yamkelwa ukuqinisekisa ukuthembeka kwesixhobo kunye nesixhobo phantsi kovavanyo.
●Ukukhethwa kwezinto ezichanekileyo
Isixhobo samkela umqokeleli ochanekileyo njengeyunithi yokufumana umqondiso, kwaye isampuli yombane ithatha i-chip ye-analog-digital yokuguqulwa kwe-analog-digital, i-voltage kunye ne-impedance ilinganiswa ngokuchanekileyo;
●Ujongano lonxibelelwano lomntu nekhompyuter
Zombini i-analyzer kunye ne-detector zisebenzisa i-TFT liquid crystal display kubasebenzisi ukujonga ulwazi;
Umsebenzi ulula kwaye ukhawuleza, kwaye xa ukufunyanwa kwamasebe ahlukeneyo kuqatshelwe, iqhosha elilodwa kuphela lokuqala lingagqitywa;
Iziphumo zovavanyo zichanekile kwaye iziphumo zovavanyo zinokubonakaliswa kumsebenzisi ngeendlela ezahlukeneyo zokubonisa, kubandakanywa isiseko okanye hayi i-waveform, amanqanaba e-insulation, ukumelana nokugquma, ukuvuza kwangoku, kunye nolwazi lwesalathiso.
●Ukubhaqwa okukrelekrele kunye nenkqubo yokuqatshelwa
I-analyzer ibona ngokuzenzekelayo inqanaba lombane wenkqubo;
I-analyzer inokumisela udidi lwempazamo yeringi;
Emva kokuba i-detector kunye nolwazi lwe-analyzer lungqamaniswa kanye, aluyi kuchaphazeleka ngumgama wokufumanisa;
Xa i-detector ihlola, umqokeleli unokubamba intambo yamandla enye okanye abambe iintambo ezininzi zamandla ukuphucula ukusebenza kakuhle;
Emva kokuba uvavanyo lwe-detector lugqityiwe, ukuba isebe elivavanyiweyo linenethiwekhi yendandatho okanye i-insulation fault, ulwazi lwesalathiso sephutha elinxulumene nendawo yokuvavanya lunqunywe.
●Gqibezela umsebenzi wokuvavanya kunye nokukwazi ukuphatha iimpazamo
Imodyuli yokudlulisa idatha engenazingcingo yakhiwe phakathi kwe-analyzer kunye ne-detector yokunxibelelana.Umsebenzi wovavanyo kunye nolwazi lokubonisa lugqityiwe, kwaye lunokujongana nothungelwano lweringi ezahlukeneyo kunye neempazamo zokugquma kwinkqubo yeDC.
I-analyzer ineendlela ezahlukeneyo zokusebenza ezidibeneyo ngokukhetha imisebenzi ye "Amplitude Modulation", "Waveform" kunye ne "Mode", enokuziqhelanisa neendawo ezahlukeneyo zezicelo ezinzima.
●Ukhuseleko oluphezulu
Isixhobo samkela isignali yokufumanisa i-micro-amplitude kunye ne-high-resolution ye-DC yokuqokelela umqokeleli wokuqonda ukufumanisa impazamo kunye nokubeka indawo, kwaye ayinayo impembelelo kwinkqubo ye-DC.
| Iinkcukacha Zokuhlalutyar | |
| I-Voltage esebenzayo | DC 22-300V. |
| Ubushushu bendawo | -20℃—55℃ |
| Relativity ukufuma | 0-90% |
| Umlinganiselo wombane weDC | |
| Uluhlu lomlinganiselo wombane weDC | 22-300V |
| Isisombululo somlinganiselo wombane weDC | 0.1V |
| Ukuchaneka komlinganiselo wombane we-DC | ±0.5%@ 220V DC umbane (180V-286V) @110V DC umbane (90V-143V) |
| Umlinganiselo wombane we-AC | |
| Umlinganiselo we-AC kunye ne-DCumtyaI-Voltage | 10-280v |
| Isisombululo somlinganiselo wombane we-AC | 0.1V |
| Ukuchaneka komlinganiselo wombane we-AC | 0.5% |
| Umlinganiselo wokumelana ne-insulation | |
| Uluhlu lokulinganisa ukunyanzeliswa kwe-insulation | 0-999.9KΩ |
| Isisombululo somlinganiselo wokumelana ne-insulation | 0.1KΩ |
| Ukuchaneka komlinganiselo wokumelana ne-insulation | ≤±5%Ri <10KΩumbonisoixabiso elithile 10KΩ≤Ri≤500KΩ±5% |
| Khangela uluhlu lohlengahlengiso lwe-amplitude yebhulorho | 0mA, 0.25mA, 0.5mA, 1mA, 2mA |
| Khangela uluhlu loxhathiso lwenethiwekhi yeringi | ngaphantsi kwe50KΩ |
| Inkqubo isasazwe umthamo wokulinganisa | |
| Uluhlu lomlinganiselo wobungakanani bosasazo lwenkqubo | 0-999.9uFukuchaneka C <10uF okanye C> 200uF: bonisa ixabiso elithile;10uF≤C≤200uF:±10% okanye±3uF; Ukuchongwa kohlobo lohlobo lwamaza: i-sine wave, i-square wave; |
| Umlinganiselo wokumelana nomhlaba wenkqubo | 0-1000kΩ |
| Ukuchongwa kohlobo lohlobo lwamaza | i-sine wave, i-square wave |
| Imo yokusebenza | Ukuqala kophawu olunyanzelweyo, ukuqala kophawu oluzenzekelayo |
| Bonisa imidiya kunye nesisombululo | TFT, 320x240 |
| Iinkcukacha zeDetector | |
| Umlinganiselo wokumelana ne-insulation | |
| Uluhlu lokulinganisa ukunyanzeliswa kwe-insulation | 0-500KΩ |
| Isisombululo somlinganiselo wokumelana ne-insulation | 0.1KΩ |
| Ukuchaneka komlinganiselo wokumelana ne-insulation | Ri <10KΩumbonisoixabiso elithile 10KΩ≤Ri≤500KΩ±10% |
| Uluhlu lokuhlalutya i-Spectrum | |
| Inani leendlela zokuhlalutya i-spectrum | 1 |
| Uhlahlelo lwe-Spectrum frequency range | 0.125-12.5Hz |
| Ukusonjululwa rhoqo | 0.125Hz |
| Ixesha langoku lokubonisa i-waveform | 8s; |
| Uluhlu lwangoku lwe feeder | 0-2A; |
| Uluhlu lwangoku lokulinganisa | -100-+100mA; |
| Isisombululo somlinganiselo wangoku | 0.01 mA |
| Bonisa imidiya kunye nesisombululo | TFT, 320x240 |
| Iimpawu zobugcisa zonxibelelwano olungenacingo | |
| Ixabiso | I-2Mbps, ngenxa yokuba ixesha lokuhambisa umoya lifutshane kakhulu, isiganeko sokungqubuzana kwi-wireless transmission iyancipha kakhulu. |
| Indawo yokuphindaphinda kaninzi | I-125 lamanqaku e-frequency, ukuhlangabezana neemfuno zonxibelelwano lwamanqaku amaninzi kunye nonxibelelwano lwe-frequency hopping |
| Incinci kakhulu | i-eriyali eyakhelweyo kwi-2.4GHz, ubungakanani obuncinci, 15x29mm |
| Ukusetyenziswa kwamandla aphantsi | Xa usebenza kwimodi yokuphendula, ukuhanjiswa komoya okukhawulezayo kunye nexesha lokuqalisa kunciphisa kakhulu ukusetyenziswa kwangoku |
| Umtshini | 1 pc |
| Umhlalutyi | 1 pc |
| Iadaptha | iipcs ezi-2 |
| I-clamp yangoku | 1 pc |
| IKhokelo yoVavanyo(neclamp yengwenya) | 1 pc |
| Carry case | 1pc |
| Umsebenzisi's Isikhokelo | 1 pc |
| Ingxelo yoVavanyo lweFactory | 1 pc |
