I-EFO MFT4 Multi Function Installer Tester

Ulwazi Lomkhiqizo

Imininingwane

• Imodeli: Isihloli sokufaka se-MFT4 Multifunction
• Ukuthobela: EN61010, EN61557
• Bonisa: I-LCD enkulu ekhanyisa ngokuzenzakalelayo
• Voltage Izilinganiso: 500V Isigaba III (Ukuqhubeka Nokufakwa Komshini), 300V Isigaba IV (Iluphu ne-RCD)
• Uhlobo Lwebhethri: Amabhethri amane e-Alkaline AA / LR6
• Uhlobo lwe-Fuse: I-F 500mA ivuthela ngokushesha i-ceramic 600V
• I-Operating Voltage: 230V, 50Hz

Imiyalo yokusetshenziswa komkhiqizo

Ulwazi Lokuphepha
Ngaphambi kokusebenzisa i-MFT4, qiniseka ukuthi ufunda futhi uqonde ulwazi lokuphepha olunikezwe kumanuwali. Bheka noma yimuphi umonakalo ecaleni noma imikhondo yokuhlola ngaphambi kokusetshenziswa. Kufanele kufakwe isethi eyodwa kuphela ngesikhathi. Uma kwenzeka umonakalo, buyisela iyunithi ukuze ilungiswe. Ungasebenzisi umhloli ngendlela ehlukile echazwe kumanuwali.

Ukufakwa Kwebhethri
I-MFT4 ithunyelwa ngaphandle kwamabhethri afakiwe. Ukufaka amabhethri:

1. Susa izikulufu ezimbili ezincane ezingemuva kwethuluzi ukuze ufinyelele ikhava yebhethri.
2. Faka amabhethri amane e-Alkaline AA / LR6 alandela i-polarity ebonisiwe.

Amarange wokusebenza
Ithebula elingezansi libonisa ububanzi bokusebenza bemisebenzi ehlukene:

Umsebenzi	Ibanga Lokulinganisa	Ibanga lokusebenza nge-EN61557 ngayinye	Okunye
UKUQHUBEKA	0.00 - 19.99 k.	0.1 - 9.99k.	IN>200mA Uq <7V
UKUHLANGANISA	0.00 M - 1999 M	0.1 M - 1990 M	NGE = 1mA
LOOP HI-I	0.01 – 500	1.04 – 500	230V 50Hz
ISIKHATHI SOKUHAMBA NGE-LOOP NO-TRIP RCD	0.01 – 500	1.04 – 500	230V 50Hz

Izici

• Isibonisi esikhulu: Sula imiphumela ku-LCD enkulu ekhanyisa ngokuzenzakalela.
• Vala Phansi ngokuzenzakalelayo: Inika amandla ngemva kwemizuzu emithathu yokungasebenzi ukuze yonge ibhethri.
• Ukuhlola Ibhethri: Indawo yokuqala ekushintsheni kwesikhethi ukuhlola isimo sebhethri.
• Impilo Yebhethri Enwetshiwe: Khulisa ukunethezeka nokuphepha.

imibuzo ejwayelekile ukubuzwa

Q: Yini okufanele ngiyenze uma inkomba ye-fuse ihlaba umkhosi i-fuse evunguziwe?

A: Miselela i-fuse eshaywayo ngohlobo olufanele: F 500mA fast blow ceramic 600V.

Umbuzo: Yini okufanele ngiyenze uma ngibona umonakalo ecaleni noma imikhondo yokuhlolwa?

A: Hoxisa iyunithi enkonzweni bese uyibuyisela endaweni oyithenge kuyo ukuze ilungiswe.

Q: Ngiyenza kanjani amandla iyunithi ngemva kokuvalwa okuzenzakalelayo?

A: Vele ucindezele noma yiziphi izinkinobho zomsebenzi ukuze unike amandla iyunithi.

Ulwazi lokuphepha kanye nencazelo yezimpawu ezisetshenzisiwe

• Ngoba i-MFT4 ingumhloli wemisebenzi eminingi esetshenziselwa ukuhlola kokubili amasekhethi aphilayo nafile izinkinga zokuphepha ezihlukene zisebenza emisebenzini ngayinye. Ngaphambi kokusebenzisa i-MFT4 yakho sicela ufunde le miyalo unake kakhulu izexwayiso ezijwayelekile zokuphepha ezingezansi nalezo ezisekuqaleni kwesigaba ngasinye.
• Ngaphambi kokusebenzisa umhloli hlola ikesi bese uhlola umkhondo womonakalo.
• Uma kukhona umonakalo obonakalayo iyunithi kufanele ihoxiswe enkonzweni futhi ibuyiselwe endaweni ebithengwe kuyo ukuze ilungiswe.
• Kubalulekile ekuphepheni ukuthi kufakwe isethi eyodwa kuphela yomthofu ngesikhathi. Esimeni esingenakwenzeka ukuthi ikhava ye-interlock yonakele, umhloli kufanele ahoxiswe kusevisi futhi abuyiselwe endaweni athengwe kuyo ukuze alungiswe.
• Qaphela funda le manuwali ukuze uthole ulwazi lokuphepha
• I-Continuity and Insulation function ilinganiselwe ku-500V Isigaba III
• Imisebenzi ye-Loop ne-RCD ilinganiselwe ku-300V Isigaba IV
• Lapho ufaka amabhethri bheka i-polarity efanele ungahlanganisi amabhethri amadala namasha - Lahla amabhethri asetshenzisiwe ngemithetho yendawo. Ungalokothi ushise amabhethri.
• Ungasebenzisi lo mhloli ngenye indlela ngaphandle kwale echazwe kule ncwajana.
• Ukuhlanza umhloli sula ngesikhangisoamp indwangu enesisombululo sensipho emnene uqikelela ukuthi ungavumeli ukungena kwamanzi kumatheminali okokufaka. Ungawasebenzisi ama-solvents futhi ungacwilisi. Vumela umhloli ukuthi ome ngokugcwele ngaphambi kokusetshenziswa.
• I-MFT4 iyifuse evikelekile emonakalweni ngokuxhuma ngephutha ku-over-voltage supply. I-fuse itholakala ngaphakathi kwegumbi lebhethri futhi ingafinyelelwa ngokukhipha izikulufo ezimbili ezincane ezibamba ikhava yebhethri ngemuva kwekesi. Njalo qinisekisa ukuthi imikhondo yokuhlola inqanyuliwe ngaphambi kokukhipha ikhava yebhethri.
• Inkomba ye-fuse ephukile ku-LCD izomaka uma i-fuse iqhumile. Kumelwe kushintshwe uhlobo olulungile:
• Uhlobo lwe-Fuse: F 500mA igalelo elisheshayo le-ceramic 600V.
• Indawo ebiyelwe ifakwe kabili
• Ivikelwe ngokumelene ne-over-voltage kuya ku-550V
• Ngenxa yezizathu zokuphepha, umhloli uthunyelwa ngaphandle kokufaka amabhethri. Ukuze ufake amabhethri susa izikulufu ezimbili ezincane ze-crosshead ngemuva kwethuluzi eligcina ikhava yebhethri futhi zilingane amabhethri e-Alkaline amane ohlobo lwe-AA / LR6 nge-polarity ebonisiwe.
• I-MFT4 ithobelana ngokugcwele nezidingo ze-EN61010.
• Ithebula elilandelayo lichaza ububanzi bokusebenza bemisebenzi ngayinye ethobelana nezidingo zokusebenza ze-EN61557.

	UBANZI LOKULINGANISA	UKUVULA ISITOLO NGENXA YE-EN61557	OKUNYE
UKUQHUBEKA	0.00 Ω – 19.99 kΩ	0.1 Ω – 9.99kΩ	IN>200mA Uq <7V
UKUHLANGANISA	0.00 MΩ – 1999 MΩ	0.1 MΩ – 1990 MΩ	NGE = 1mA
LOOP HI-I	0.01Ω - 500Ω	1.04 Ω – 500Ω	230V 50Hz
LOOP NO-TRIP	0.01Ω - 500Ω	1.04 Ω – 500Ω	230V 50Hz
RCD UHAMBO TIME	5 ms - 1999 ms	38ms – 1999ms

Imifanekiso ye-MFT4

I-MFT4 igcwele izici zokuklama ezenza kube lula kokubili nokuphepha. Lokhu kubandakanya:

• Isibonisi esikhulu
  Ukunikeza imiphumela ecace kakhulu i-MFT4 isebenzisa i-LCD enkulu ekhanyisa ngokuzenzakalelayo eyenza ukufunda imiphumela yokuhlola kube lula ngisho nalapho isetshenziswa ezindaweni ezingakhanyi kahle.
• Vala ngokuzenzakalela
  Ukuze ulondoloze impilo yebhethri uma ingasetshenziswa i-MFT4 ihlanganisa umsebenzi Wokucisha Ngokuzenzakalelayo onika amandla iyunithi ngemva kwemizuzu emithathu yokungasebenzi. Ukuze uqalise kabusha ukusebenzisa ngemva kokuvala ngokuzenzakalelayo ukucindezela okukodwa kwanoma iyiphi yezinkinobho zomsebenzi kuzonika amandla iyunithi.
• Hlola ibhethri
  Indawo yokuqala nhlangothi zombili yendawo yokucisha yesikhethi esijikelezayo umsebenzi wokuhlola ibhethri.
• Impilo yebhethri enwetshiwe
  • Ukwenza kube lula, isihloli sinikwa amandla amabhethri e-alkaline amane nje e-AA (LR6). I-MFT4 isebenzisa amandla aphansi kakhulu kuneningi labahloli futhi ngenxa yalokho inikeza impilo yebhethri enhle kakhulu.
  • Ngokungeziwe kunkomba yesimo sebhethri ebonakala ku-LCD, lapho amandla ebhethri ehla kakhulu i-LED yesixwayiso Esibomvu izokhanya ukuze ibonise ukuthi ukushintshwa okuseduze kuyadingeka.
  • Njalo sebenzisa i-Alkaline kunamabhethri e-zinc carbon.
• Kulula ukuthola
  Okokufaka okuholayo kokuhlola kutholakala phezulu kwekesi okuvumela umhloli ukuthi ame aqonde phezulu noma abekwe phansi. Ngaphandle kwalokho, iyunithi ingathwalwa yibhande lentamo enikeziwe.
• Izandla Ezingenazandla
  Iningi lemisebenzi yokuhlola ingasebenzisa imodi ye-Hands-Free lapho isihloli sicushwa khona ukuze siqalise ngokuzenzakalelayo ukuhlola ngokushesha nje lapho ama-probe exhunywe kusekhethi, lokho kushiya izandla zakho zikhululekile ukubamba ama-probe okuhlola.
• Ukuhlola izintambo zesokhethi
  Ukuze kuvikelwe kokubili umsebenzisi kanye nethuluzi ekulimaleni okudalwe ukuxhuma ngephutha endaweni enezintambo ezingalungile umhloli uzohlola ngokuzenzakalelayo ukuhlukana phakathi lapho exhumeke kumphakeli obukhoma. Uma izintambo zixhunywe ngokungalungile ukuhlola kuzovinjwa i-alamu izokhala nge-LED ekhanyayo.

Umsebenzi okhethekile wokuhlola i-polarity

• Kuyiqiniso elaziwa kancane ukuthi uhlelo lungahlehliswa-intambo ngomugqa (Isigaba) uye emhlabeni/umaphakathi kanye nomhlaba/ungathathi hlangothi kuLayini (Isigaba). Amasokhethi azosebenza wonke futhi abahloli be-loop abavamile bazobonisa futhi bahlole ukuthi konke kulungile naphezu kwalesi simo sezintambo esiyingozi kakhulu.
• Nakuba kuyivelakancane kakhulu, lesi simo se-miss wire singaba khona ngakho uma ukuhlolwa kwakho kubonisa ukuthi leli phutha lingaqhubeki - uma ngokungangabazeki weluleka ikhasimende lakho ukuthi lithinte inkampani yalo yokuhlinzeka ngokushesha.

I-polarity elungile

Amathoni azwakalayo

Ukukhetha okulula kwamathoni azwakalayo kusetshenziselwa ukwengeza isibonisi esibonakalayo. Lokhu kusiza umsebenzisi ngokunikeza impendulo enembile phakathi nokuhlola. Ngaphezu kokuxwayisa ngezimo eziyingozi noma ezingazinzile, banikeza isiqinisekiso esisheshayo sokuthi inqubo yokulinganisa iyenzeka futhi, lapho kuqedwa ukuhlolwa, isexwayiso uma imiphumela ingase ithathwe njengehlulekile. Incazelo yethoni yomsebenzi ngamunye ifakwe ngokuningiliziwe esigabeni esifanele. Nokho, ngokuvamile, kunezinhlobo ezinhlanu zephimbo elikhishwayo.

Ingozi I-alamu ekhuphukayo yohlobo lwe-siren	Esimeni sesimo esingaba yingozi esifana nokuxhuma esiphakelini esibukhoma lapho silungiselwe ukuhlolwa kwe-insulation. Izohambisana ne-Red Voltagukukhanya kwe-LED kwe-e/Polarity.
Isexwayiso I-alamu eqhubekayo yamathoni angu-2	Ukucushwa kokuphakelwa okungafanele okufana nokuphakelwa kwamapayipi okuxhumanisa okune-polarity okungalungile noma okuxhunywe ngokungalungile kuzohambisana ne-Red Vol.tagukukhanya kwe-LED kwe-e/Polarity.
Linda-Ukuhlola kuyaqhubeka Umsindo okhalayo onganyakazi	Ikhishiwe ngenkathi isilinganiso siqhubeka. Ithoni efanayo izwakala uma isetshenziswa ku-Hands-free imodi ukukhombisa ukuthi ukulinganisa okuqhubekayo kuyenziwa
Ukuhlolwa kuqediwe Ibhiphu eyodwa	Kuzwakale lapho kuqedwa ukulinganisa ukukhombisa ukuthi umphumela uyaboniswa
Isexwayiso I-alamu enethoni emfushane	Kuzwakale lapho ukuhlolwa kubuyisela umphumela okungenzeka uthathwe njengokwehluleka isb Ukuhlolwa kwe-insulation okunikeza umphumela ongaphansi kuka-2 MΩ.

Kuphelileview ama-switch kanye ne-LCD

Isibonisi Esiyinhloko se-LCD enkulu sibonisa umphumela wokuhlolwa okwenziwayo. Ngesikhathi esifanayo, indawo yesibonisi yesibili ibonisa ulwazi olusekelayo, isb. ukuhlolwa kwe-insulation isibonisi esiyinhloko sibonisa ukumelana nokufakwa ngenkathi isibonisi sesibili siqinisekisa ivolumu yokuhlola.tage isicelo.

Okokufaka kokuhola kokuhlola

• Amatheminali okufakwayo okuholayo okuhlola/okukhiphayo ahlukaniswa ngamaqembu amabili ngekhava ye-interlock eshelelayo ecacile.
• Uma usheleliselwa kwesokunxele (umfanekiso 1) ikhava ye-interlock iveza kuphela itheminali Emnyama (ephawulwe -) kanye netheminali Ebomvu (ephawulwe +). Lezi zisetshenziselwa imisebenzi yokuhlola Ukuqhubeka kanye Ne-Insulation.
• Kuyo yomibili le misebenzi, kusetshenziswe izindlela ezimbili zokuhlola ezivela kusethi ye-TL-RGB. I-Red 4mm Plug kufanele ixhunywe kusokhethi Ebomvu (+) kanye nepulaki Emnyama engu-4mm exhunywe kusokhethi Mnyama (-)

Ukuhambisa ikhava ye-interlock kwesokudla (umfanekiso 2) kuvala lokhu okokufaka futhi kuveza okokufaka Okumnyama (Okumaphakathi), Okuluhlaza (Earth), kanye Nokubomvu (Umugqa) okusetshenziselwa ukuhlola i-Loop ne-RCD. Lokhu kuvumela ukuxhunywa kwe-10A mains lead (TL-3P) noma isethi eholayo yokuhlolwa kwezigxobo ezi-3 i-TL-RGB yemisebenzi yokuhlola bukhoma. Uma usebenzisa lawa masethi okuholela ipulaki engu-4mm eBomvu ixhunywe kusokhethi Ebomvu (L), Ipulaki Emnyama engu-4mm kusokhethi Emnyama (N) kanye nepulaki engu-4mm Eluhlaza Sokhethi Eliluhlaza (E).

Umsebenzi Wokuhlola Ukuqhubeka

Isexwayiso 

• Uma kuxhunywe ngephutha kumjikelezo obukhoma i-LED yesixwayiso esibomvu izokhanya, i-alamu ekhuphukayo yohlobo lwe-siren izokhala futhi ukuhlolwa kuzovinjelwa. Uma lokhu kwenzeka, nqamula ama-probe kusekethi bese uhlukanisa isekethe ngaphambi kokuqhubeka.
• Umhloli uvikelekile ekonakalisweni ukuxhunywa ngephutha kusekethe ephilayo kodwa ngokuphepha komuntu siqu, kubalulekile ukuqinisekisa ukuthi isekethe ifile ngaphambi kokusebenza kuyo.

Inqubo Yokuhlola Ukuqhubeka

• Faka i-Red test lead ephuma ku-TL-RGB esethelwe kutheminali yokufaka eBomvu (+) kanye ne-Black lead kutheminali yokufaka emnyama (-). Faka i-test prod noma ikliphu yengwenya kwelinye icala lomthofu wokuhlola.
• Khetha umsebenzi wokuhlola Ukuqhubeka ngokuzungezisa iswishi yokukhetha kusilungiselelo 'CONTINUITY'.

I-Lead Nulling
Inhloso yokuhlola ukuqhubeka ukusungula ukumelana kwesekethe ngaphansi kokuhlolwa. Nokho umsebenzi wokuhlola ukuqhubeka uzokala ukumelana kukonke kwesekethe phakathi kwamatheminali amabili okokufaka kumhloli, lokhu kuzohlanganisa ukumelana kwemikhondo yokuhlola, into engafunwa kumphumela wokugcina. Ngokwesiko lokhu kuyosho ukuthi ukumelana kwemikhondo yokuhlola kuzodingeka kukalwe futhi kukhishwe mathupha ekufundeni ngakunye okulandelayo. I-MFT4 inesici esiwusizo esaziwa ngokuthi i-lead nulling ekwenzela lesi sibalo.

Ukuze usebenzise isici esingenalutho esiholayo bamba amathiphu emikhiqizo yokuhlola ngokuqinile ndawonye (noma uhlanganise imihlathi yeziqeshana zengwenya) bese ucindezela inkinobho ethi 'CONTINUITY NULL' kumhloli. Lokhu kuzoqala ukulinganisa ukumelana kwepheya lemikhondo yokuhlola futhi kubonise umphumela.

I-nulling iziqeshana ze-Crocodile kanye nemikhiqizo. Qaphela: Imihlathi emibili ephansi emile yeziqeshana zengwenya kufanele ithintane lapho inqanyulwa. Imikhiqizo kufanele ibanjwe ngokuqinile ndawonye.

• Igama elithi 'NULL' manje selizovela kusibonisi futhi zonke izivivinyo zokuqhubeka ezilandelanayo ezenziwa ngokucindezela inkinobho yokuhlola e-Orange zizokhipha leli nani ngokuzenzakalelayo ngaphambi kokubonisa umphumela. Ukuqinisekisa ukuthi lokhu kuyasebenza cindezela inkinobho yokuhlola Ewolintshi ngamathiphu omkhiqizo asaxhumekile futhi isibonisi kufanele sibonise ukumelana neqanda.
• Manje ungasebenzisa inkinobho ye-Orange test ukukala ukumelana kwesekhethi kumodi yemanuwali noma ye-Hands-Free futhi umphumela obonisiwe uzoba lowo wesekethe ehloliwe futhi ungafaki ukumelana kwemikhondo yokuhlola.
• Lokhu kuzoqhubeka inqobo nje uma inkomba ethi 'NULL' ibonakala ikhanyisiwe ku-LCD, okuzoba kuze kube yilapho umhloli evalwa ngokuzenzela noma ngenxa yesici sokuzicisha. Uma ithuluzi licishwa nganoma iyiphi indlela kuyodingeka ukuthi uphinde ungasebenzi ngaphambi kokuhlolwa okwengeziwe.

Ukuhlola ukuqhubeka kwe-Hands-Free

• Ukuze unike amandla isici se-hands-free mane ucindezele inkinobho YEZANDLA kanye, Isichazi esithi 'HADSFREE' sizovela sikhanya ku-LCD futhi sizoqhubeka senza njalo size sikhanselwe ngokucindezelwa okwengeziwe kwenkinobho ye-HADS-FREE noma ngokushintsha umsebenzi. shintsha isikhethi.
• Uma isichazi se-HANDSFREE sikhanyise ngokucindezela okukodwa kwenkinobho yokuhlola e-Orange kuzoshintsha ukuhlola okuqhubekayo kuvule futhi kuvale.
• Uma sekuqalisiwe ithoni yokukhala enganyakazi izokhishwa ukukhombisa ukuthi isilinganiso siyathathwa.
• Ngemuva kwesekhondi noma amabili, umphumela wokuhlola uzovezwa endaweni eyinhloko yokubonisa futhi ithoni ezwakalayo izobonisa noma ngokukhala okukodwa ukuthi umphumela uyinani elingaphansi kuka-20 KΩ noma nge-alamu emfushane yamathoni angu-2 ukuthi umphumela uwu inani elingaphezu kuka-19.99 KΩ. Indawo yesibili yokubonisa izobonisa ivolumu yetheminalitage isetshenziswa.
• Umhloli uzoqhubeka nokuthatha izilinganiso futhi noma yiluphi olunye ushintsho ekuphikiseni kwesekethe luzoboniswa ithoni ezwakalayo njengoba kuchazwe ngenhla kanye noshintsho lomphumela esibukweni.
• Okunye ukucindezela okukodwa kwenkinobho yokuhlola kuzomisa ukulinganisa.

Umsebenzi Wokuhlola I-Insulation

Isexwayiso 

• Ungathinti imihlathi yensimbi yeziqeshana zengwenya (noma amathiphu okukhiqiza) uma usebenzisa umsebenzi wokuhlola i-Insulation kumodi yezandla noma yezandla njengoba izonikwa amandla ngesikhathi sokuhlola.
• Umsebenzi we-Insulation usetshenziswa kumasekhethi afile kuphela. Uma kuxhunywe ngephutha kumjikelezo obukhoma i-LED yesixwayiso esibomvu izokhanya, i-alamu ekhuphukayo yohlobo lwe-siren izokhala futhi ukuhlolwa kuzovinjelwa.
• Umhloli uvikelekile ekonakalisweni ukuxhunywa ngephutha kusekethe ephilayo kodwa ngenxa yokuphepha komuntu siqu, kubalulekile ukuqinisekisa ukuthi isekethe ifile ngaphambi kokusebenza kuyo.
• Zonke izinto ezisetshenziswayo kanye nezinto ezisetshenziswayo kufanele zinqanyulwe kusekethe esivivinywayo. Izinto ezisetshenziswayo ezinamathiselwe zingalinyazwa ivolumu ephezulutagama-es asetshenziswa ngesikhathi sokuhlolwa futhi angabuyisela umphumela wokuhlolwa ophansi ngokuzenzela.
• Kungase kube namandla kumjikelezo ovivinywayo (isikhathi sokuhlola eside kunesivamile sizobonisa lesi simo). Umhloli wakho uzokhipha lokhu ngokuzenzakalelayo kodwa anganqamuli imikhondo yokuhlola kuze kuqedwe lokhu kukhipha ngokuzenzakalela.

Inqubo yokuhlola i-insulation

• Faka i-Red test lead ephuma ku-TL-RGB esethelwe kutheminali yokufaka eBomvu (+) kanye ne-Black lead kutheminali yokufaka emnyama (-). Faka i-test prod noma ikliphu yengwenya kwelinye icala lomthofu wokuhlola.
• Khetha ivolumutage ububanzi ofisa ukubuhlola ngokuguqulela iswishi yokukhetha umsebenzi ku-250V, 500V, noma 1000V ukulungiselelwa ngaphakathi kwebanga lokuhlola I-Insulation.
• Xhuma i-Red test probe ku-conductor wesigaba kanye ne-Black probe kwenye i-conductor ehlolwayo bese ucindezela inkinobho yokuhlola e-Orange.
• Ngesikhathi sokuhlolwa kwe-Insulation i-MFT4 izokhombisa ngokuzwakalayo ukuthi ukukala kwenziwa ngokukhipha umsindo obhibhayo onganyakazi.
• I-Red VoltagI-e/Polarity LED izokhanyisa ukuze ixwayise ngokuthi kukhona ivolumutagokungenzeka kumathiphu ophenyo/iziqeshana zengwenya kanye nesibonisi esiyinhloko sizobonisa kuphela amadeshi ajaha kuyo yonke i-LCD aphinde abonise ukuthi ukukalwa kuyenziwa. Isibonisi sesibili sizobonisa ivolumutage isetshenziswa ngesikhathi sokuhlolwa.
• Uma ukuhlola sekuqediwe umphumela uzokhonjiswa endaweni eyinhloko ye-LCD yokubonisa kuyilapho isibonisi sesibili sizobuyela ku-0V ukuze kuqinisekiswe ukuthi ayisekho ivolthi.tage phakathi kwama-test probes. Ibhiphu eyodwa izokhombisa ukuthi umphumela wokuhlolwa uwukumelana okungaphezulu kuka-2 MΩ kuyilapho i-alamu emfushane yamathoni angu-2 izokhala uma umphumela ungaphansi kuka-2 MΩ

Ukuhlolwa kwe-Hands-Free Insulation

• Ukuze unike amandla isici se-hands-free mane ucindezele inkinobho YEZANDLA kanye, Isichazi esithi 'HADSFREE' sizovela sikhanya ku-LCD futhi sizoqhubeka senza njalo size sikhanselwe ngokucindezelwa okwengeziwe kwenkinobho ye-HADS-FREE noma ngokushintsha umsebenzi. shintsha isikhethi.
• Uma isichazi se-HANDSFREE sikhanyise ngokucindezela okukodwa kwenkinobho yokuhlola e-Orange kuzoshintsha ukuhlola okuqhubekayo kuvule futhi kuvale.
• Uma sekuqalisiwe ithoni yokukhala enganyakazi izokhishwa ukukhombisa ukuthi isilinganiso siyathathwa.
• Ngemva kwesekhondi noma amabili, umphumela wokuhlola uzoboniswa endaweni eyinhloko yokubonisa futhi ithoni ezwakalayo izobonisa noma ngebhiphu eyodwa ukuthi umphumela uyinani elingaphezu kuka-2MΩ noma nge-alamu emfushane yamathoni angu-2 ukuthi umphumela uyinani. ngaphansi kwe-2MΩ. Indawo yesibili yokubonisa izobonisa ivolumu yetheminalitage isetshenziswa.
• Umhloli uzoqhubeka nokuthatha izilinganiso futhi noma yiluphi olunye ushintsho ekuphikiseni kwesekethe luzoboniswa ithoni ezwakalayo njengoba kuchazwe ngenhla kanye noshintsho lomphumela esibukweni.
• Ngenkathi ukuhlola kumodi ye-hands-free kuqhubeka i-LED yesixwayiso Esibomvu izokhanya ukuze ixwayise ngevolumutage phakathi kwamathiphu emikhiqizo/iziqeshana zengwenya.
• Okunye ukucindezela okukodwa kwenkinobho yokuhlola kuzomisa ukulinganisa.

Imisebenzi yokuhlola iluphu

Isexwayiso 

• Nakuba ivikelwe ngokugcwele ngokumelene ne-over-voltage kuya ku-440V lesi sihloli kufanele sisetshenziswe kuphela ekunikezeni okungu-240V 50Hz
• Inothi elibalulekile labasebenzisi bebhokisi lokuhlola lokulinganisa: Isistimu yokuhlola iluphu ehlakaniphile esetshenziswa i-MFT4 ivikelekile ekushintsheni okuzumayo kwenani eliphezulu njenge-vol.tage spikes. Njengomphumela, lapho ushintsha ukulinganisa noma amanani we-loop yebhokisi lokuhlola umhloli noma ukunikezwa kufanele kucishwe phakathi kwezinguquko.
  • Izinga lokushisa elingaphezulu. Uma lolu phawu lubonisa kusibonisi izinga lokushisa leyunithi lifinyelele endaweni lapho ukunemba kokusebenza kungenakuqinisekiswa khona. Vumela umhloli ukuthi ehlise umoya ngaphambi kokuqhubeka
• Umsebenzi wokuhlola we-MFT4 Loop unamamodi angu-2 okuhlola i-Loop avumela umsebenzisi ukuthi enze uhlolo olunembe kakhulu ngangokunokwenzeka ukuthi isekethe engaphansi kokuhlolwa ivikelwe yini i-RCD.

Imodi yamanje ephezulu

• Ekuhlolweni kwe-Ze ebhodini lokusabalalisa noma kunoma iyiphi indawo enhla nomfula wokuvikelwa kwe-RCD, kunemodi yokuhlola evamile esheshayo ephezulu yamanje. Imodi yamanje ephezulu iwukuhlola kwezintambo ezi-2 okuvumela umsebenzisi ukuthi ahlole ukuthinteka kwangempela kwakho kokubili i-Line-Neutral Loop kanye ne-Line-LineEarth loop futhi ngaleyo ndlela kusungulwe kokubili i-PSC (okungenzeka kube yi-short circuit current) kanye ne-PFC (okungaba khona. iphutha lamanje) lokufakwa.
• Ngokungafani nabahloli abaningi abakala kuphela ukumelana kwe-Loop, imodi yamanje ephezulu ye-MFT4 izokala Ukuthikamezeka kweqiniso kwe-Loop okuhlanganisa isici sokusabela. Lokhu kungaba okuphawulekayo lapho ibhodi lokusabalalisa liseduze ne-transformer kagesi futhi ngenxa yalokho linembe kakhulu kunezindlela zakudala zokuhlola i-Loop.
• Kufanele uqaphele ukuthi ngenxa yalokhu kungase kube khona ukuhluka kokufundwayo uma kuqhathaniswa nabahloli be-loop abavamile noma umsebenzi wokungalubhadi walo mhloli, ikakhulukazi uma ukulinganisa kwenziwa eduze nesiguquli esinikezela ngemishini emikhulu.

Ayikho Imodi Yohambo

• Ekuhlolweni kwe-Zs lapho isekethe ehlolwayo ivikelwe i-RCD, kunemodi entsha ye-NTL (No Trip Loop). Kule modi, ukuhlolwa kungenziwa kumasokhethi kumjikelezo wokugcina ngaphandle kokwesaba ukukhubeka i-RCD.
• Lokhu kufinyelelwa ngokuhlola ama-currents aphansi kakhulu ukuthi angagingqika i-RCD kusekethe enempilo ngenye indlela.* Ukuhlolwa kwe-No Trip ukuhlolwa kwezintambo ezi-3 futhi ezihlola amakhondakta abukhoma, amaphakathi / axhumeke kahle ngaphambi kokusebenzisa iluphu. test.
• Nakuba ukuhlolwa kwe-No-Trip ezindaweni ezisesekethe yokugcina kuzosebenza ngezinga eliphezulu lokunemba, kufanele kuqashelwe ukuthi indlela ephansi yokulinganisa yamanje esetshenziswayo ingase ithikamezeke kabi izici zangaphandle. Izimo ezinjengokuhlola kumasokhethi angavamile ukusetshenziswa anoxhumana nabo abonakele noma ukuhlola isekethe enomsindo ongemuva ovela kumishini kagesi kungaholela ekufundeni okuyiphutha ngezikhathi ezithile.
• Ngalesi sizathu, kunconyiwe ukuthi izilinganiso eziningi zenziwe uma kusetshenziswa imodi yokungalubhadi futhi noma yimiphi imiphumela eyinqaba ehlukanisiwe ishaywa indiva. Uma ethatha ukufundwa okuningi umhloli kufanele anqanyulwe ekuhlinzekeni phakathi kokuhlola okulandelanayo

Ngenxa yezizathu zokuphepha, imodi ye-No-Trip iyanconywa kuzo zonke izilinganiso ezenziwe kumasistimu e-TT.

• Lapho kusebenza khona zonke ezinye izinto ezisetshenziswa yisekethe efanayo kufanele zicishwe ngaphambi kokuhlolwa. Lokhu kuzonciphisa amathuba okuthi i-RCD ikhubeke ngenxa yokuvuza okuhlanganisiwe.

PFC/PSC
Kuzo zombili izindlela zokuhlola i-Loop i-MFT4 izophinde ibonise i-volving voltage futhi ngokuthinta inkinobho ye-PFC kuzovezwa i-PFC/PSC.

Hlola ukulungiselelwa kokuhola
Umsebenzi wokuhlola i-MFT4 Loop ungasetshenziswa nezinhlobo ezi-2 ezihlukene zokuxhuma umthofu. Kubalulekile ukuqonda nokusebenzisa ukucushwa komthofu okulungile kumodi ngayinye yokuhlola noma ungase ungayitholi imiphumela efanele.

Izinketho zokuhola

1. Ref: I-TL-3P Amapayipi amakhulu ahamba phambili anepulaki engu-3 x 4mm kuya kupulaki engu-10A
2. Ref: I-TL-RGB Isethi yokuhola yokuhlola yebhodi lokusabalalisa le-3-Pole ingafakwa amathiphu e-prod noma iziqeshana zengwenya njengoba kudingeka.

Ukuhola kuyingxenye ebalulekile yokusetha umhloli futhi kufanele kuhambisane nomhloli lapho kubuyiselwa ukuze kulinganiswe kabusha noma isevisi. Ungasebenzisi noma yiluphi olunye uhlobo lomthofu wamapayipi amakhulu noma isethi yokuhola yokuhlola.

Ukulungiswa kokuhola kokuhlolwa kwe-No-Trip
Kumodi yokungalubhadi umhloli angasetshenziswa ne-TL-3P ehamba phambili edonsayo lapho kuhlolwa kumasokhethi ezitolo ayi-10A, noma ibhodi eholayo yokusabalalisa isethe i-TL-RGB ukuze ihlolwe kwamanye amaphuzu kusekethe. Kumodi Yokungalubhadi, ama-prod/iziqeshana zengwenya ezinekhodi enombala ezi-3 zomthofu wokuhlola kufanele zixhunywe kumatheminali ahambisanayo Elayini, I-Neutral, kanye ne-Earth.

Ukucushwa okuholayo kokuhlolwa kwezintambo ezi-2 eziphezulu zamanje

• Imodi yokuhlola ephezulu yamanje idinga ukusetshenziswa kwesethi yokuhola yebhodi lokusabalalisa i-TL-RGB elungiselelwe kumodi yezintambo ezi-2.
• Ukuze uhlele imikhondo yokuhlola ngemodi yezintambo ezi-2 donsa isiqeshana se-prod esimnyama noma sengwenya kumthofu omnyama wokuhlola bese uxhuma i-probe emnyama ngemuva kwesixhumi Esiluhlaza esingu-4mm njengoba kuboniswe ngezansi. Manje usuzoba nemikhondo yoMhlaba kanye Nemaphakathi exhumekile futhi elungele ukuxhunywa eMhlabeni noma kumkhondatha omaphakathi ukuze ihlolwe.

Ama-main ahlinzeka ngezintambo kanye ne-voltage test

• Uma ixhunywa okokuqala epayipini lepayipi i-MFT4 izokwenza ngokuzenzakalelayo ukuhlola kokuphepha ukuze kuqinisekiswe ukuthi amakhondakta aLive, Neutral, kanye ne-Earth axhunywe ngendlela efanele nokuthi ivolthi yokunikezela.tagu-e usebangeni elamukelekayo ( 207-264 V).
• Uma konke kuhamba kahle i-VOLTAGI-E/POLARITY isixwayiso se-LED izokhanyisa Okuluhlaza kanye nevolthi yokunikezelatagi-e izoboniswa endaweni yokuqala yokubonisa.
• Uma kwenzeka kuba nenkinga nge-mains voltage ukuhlinzeka noma ukubuyisela emuva ukuxhumana kwe-VOLTAGI-LED yesixwayiso se-E/POLARITY izokhanya Ngokubomvu, kuzozwakala ithoni yesixwayiso futhi ukuhlolwa kuzovinjelwa.

Izinqubo Zokuhlola Iluphu

Akukho ukuhlolwa kwe-Trip Loop (Zs)

• Zungezisa isikhethi somsebenzi uye kokuthi 'ALUKHO UHAMBO'.
• Xhuma umkhondo wokuhlola kusokhethi/umjikelezo ohlolwayo.
• Ukunikeza ukuthi ukuxhumana kulungile kanye nevolumu yokuhlinzekatagu-e ungaphakathi kwebanga elifanele le-VOLTAGI-E/POLARITY LED izokhanya Ngokuluhlaza, i-MFT4 izoqala ukuthatha izilinganiso zangemuva futhi izobonisa i-Line-Neutral supply vol.tage.
• Thinta indawo yephedi yokuthinta eduze kwenkinobho yokuhlola. Akufanele kube noshintsho esibonisini esinikezwe. Uma iVoltagI-e/Polarity LED ikhanya Okubomvu futhi ithoni yesixwayiso iyaphuma lapho iphedi yokuthinta ithintwa ukuguqulwa kwe-polarity okungenzeka kube yingozi bheka ikhasi 7 lesi-example. Ungaqhubeki. Uma kunokungabaza yeluleka ikhasimende ukuthi lithinte inkampani ephakela ugesi ngokushesha.
• Cindezela inkinobho yokuhlola ukuze uqale ukuhlola iluphu. Ngenkathi kuthathwa isilinganiso isibonisi sokuqala sizoba nalutho kuyilapho isibonisi sesibili sizoqhubeka nokubonisa ivolumu yokunikezelatage ephelezelwa ithoni yokukhala enganyakazi.
• Umphumela wokuhlolwa uzoboniswa kusibonisi esiyinhloko.
• Ukucindezela okukodwa kwenkinobho ye-PFC- Loop kuzoshintsha isibonisi ukuze i-PFC ibonakale kusibonisi esiyinhloko kanye nokuphazamiseka kusibonisi sesibili. Okunye ukucindezela kuzoshintsha imiphumela phakathi kwezibonisi eziyinhloko nezesibili.

Ukuhlolwa okuphezulu kwamanje (Ze)
Umthamo omkhulu wamanje kufanele uqhutshwe kuphela ngesethi yokuhola yokuhlola yebhodi lokusabalalisa i-TL-RGB emiswe kumodi yezintambo ezi-2. Ungawusebenzisi lo msebenzi ngokuhola okuyinhloko kwe-TL-3P noma umthofu wokusabalalisa osethwe ekucushweni kwezintambo ezingu-3.

• Zungezisa isikhethi somsebenzi uye endaweni EPHAKEME.
• Xhuma ama-test lead probe kusekethe ehlolwayo bese ucindezela inkinobho yokuhlola.
• Umphumela uzokhonjiswa kusibonisi sokuqala kanye nevolumu yamapayipitage izoboniswa kusibonisi sesibili.
• Cindezela inkinobho ye-PFC-LOOP ukuze ubonise i-PFC/PSC kusibonisi esiyinhloko kanye nokuphazamiseka endaweni yesibonisi yesibili.

Qaphela:
Ukufundwa okuchazwe lapha njenge-PFC/PSC kuzoba yiphutha okungenzeka ukuthi isekethe ihlolwe ngokushesha. Lokhu kwaziwa njenge-PSC esimweni sokuhlolwa phakathi kwe-Live and Neutral noma i-PFC yokuhlolwa phakathi kwamakhondaktha abukhoma noMhlaba.

Ukuhlolwa kwe-Loop ye-Hands-Free

• Isici se-hands-free singasetshenziswa kokuthi Akukho Uhambo noma kumodi yokuhlola ephezulu yamanje.
• Ukuze unike amandla isici se-hands-free mane ucindezele inkinobho YEZANDLA kanye, Isichazi esithi 'HADSFREE' sizovela sikhanya ku-LCD futhi sizoqhubeka senza njalo size sikhanselwe ngokucindezelwa okwengeziwe kwenkinobho ye-HADS-FREE noma ngokushintsha umsebenzi. shintsha isikhethi.
• Uma isichazi se-HANDSFREE sibaneka konke okudingeka ukwenze ukuxhuma umthofu wokuhlola endaweni ehambisa amanzi bese ukuhlola kuzokwenziwa ngokuzenzakalelayo.

Umsebenzi Wokuhlola we-RCD

Isexwayiso
Nakuba ivikelwe ngokugcwele ngokumelene ne-over-voltage kuya ku-440V lesi sihloli kufanele sisetshenziswe kuphela ekunikezeni okungu-240V

I-MFT4 izohlola izinhlobo ezijwayelekile ze-RCD (AC) kulo lonke uhla oluphelele lokuhlola oludingekayo.

Izidingo zokuhlola
I-RCD ngayinye kufanele ihlolwe ukuze kuqinisekiswe ukuthi:

Isebenza ngesilinganiso esiphezulu sesikhathi sokunqanyulwa esikhonjiswe kuthebula lapho kwethulwa iphutha ngesikhathi sayo esilinganiselwe. Lokhu kubizwa ngokuthi ukuhlolwa kwe-x1.

I-Residual Tripping yamanje	Isikhathi Esikhulu Sokuhamba
10mA	40mS
30mA noma Okunye	300mS

Ukuhlola Okungeziwe Okunconyiwe Kwama-RCD angu-30mA

• Ayijwayele ukukhubeka 'inkathazo' futhi ayikhubeki lapho kwethulwa iphutha lengxenye yamandla ayo alinganiselwe. Lokhu kubizwa ngokuthi ukuhlolwa kwe-x½
• Endabeni ye-RCD elinganiselwe ku-30mA, kufanele isebenze ngesikhathi esiphezulu sokunqanyulwa kwe-40ms lapho iphutha eliphindwe kahlanu lamanje elilinganiselwe lethulwa. Lokhu kubizwa ngokuthi ukuhlolwa kwe-x5.

Ngenxa yezizathu ezichazwe ngezansi zonke lezi zivivinyo ezingenhla kufanele zenziwe kokubili ku-0 ° no-180 °. Idizayini esebenziseka kalula ye-MFT4 yenza inqubo yokuhlola ibe lula ngokukuvumela ukuthi wenze noma yikuphi kwalokhu kuhlola ngokwenza ukukhetha okubili nje komsebenzi. Ukuhlola okuzenzakalelayo Ku-30mA RCD evame ukuhlangana nayo inqubo yokuhlola ilula nakakhulu. Vele uvule isikhethi esijikelezayo kusilungiselelo se-'30mA AUTO' futhi i-MFT4 izoqhuba zonke izivivinyo eziyisithupha (1/2x, 1x, 5x kukho kokubili okungu-0o no-180o) ngokuthinta okukodwa kwenkinobho.

Umphumela wokupasa noma wehlulekile
Ngaphezu kokukhombisa isikhathi esithathiwe ukuze i-RCD ihambe i-MFT4 izophinde ikhombise ukuthi iphumelele noma yehlulekile yini izidingo zokuhlolwa kwe-RCD.

Ramp test

• I-MFT4 ihlanganisa ne-Ramp isici sokuhlola. Kule modi esikhundleni sokusebenzisa iphutha eliqhubekayo nokulinganisa isikhathi esithathwe ukuze i-RCD ihambe, i-MFT4 kancane kancane inyusa iphutha lamanje futhi ikhomba izinga lokuvuza okwengeziwe lapho i-RCD ihamba khona.
• Lokhu kubaluleke kakhulu ekuhlolweni kokuxilonga kwamasekhethi lapho ukukhubeka kwenkathazo kuyinkinga futhi kusiza ukuhlonza umehluko phakathi kwe-RCD ezwela ngokweqile kanye nokuvuza okweqile kusuka ekufakweni okungalungile noma okokusebenza okuvuza kakhulu.

I-Sinusoidal polarity (ukuhlolwa okungu-0° noma okungu-180°)

• Ama-RCD avame ukusebenza ngezikhathi ezihlukene zokusabela kuye ngokuthi iphutha liyethulwa yini ngesikhathi somjikelezo omuhle noma omubi we-AC waveform. Ngakho-ke ukuze unqume ngokunembile isikhathi esiphezulu sokuphendula se-RCD kuyadingeka ukuyihlola kabili ngesikhathi ngasinye sephutha elinikeziwe, okokuqala ngephutha elethulwe phakathi nomjikelezo wesigamu esihle futhi okwesibili phakathi nomjikelezo wesigamu esibi.
• I-MFT4 ikunakekela lokhu ngokushintshanisa indawo yokuqala yokuhlola okulandelanayo kunoma isiphi isilungiselelo. Uma ngokwesiboneloampNokho, ukhethe ukuhlola esikhathini esilinganiselwe sohambo (x1) se-100mA RCD, ukucindezela kokuqala kwenkinobho yokuhlola kuzofaka iphutha lamanje elingu-100mA kusukela kokuphozithivu. uhhafu womjikelezo (0°) bese uveza umphumela. Ukucindezelwa okwengeziwe kwenkinobho yokuhlola kuzokwenza olunye uvivinyo ngesikhathi esifanayo kodwa kuqala ku- umjikelezo wesigamu ongalungile (180°).

Abaholi bokuhlola
Lapho ukuhlolwa kuzokwenziwa endaweni ethile esesekeni ngaphandle kwesokhethi isethi yokuhlola yebhodi lokusabalalisa i-TL-RGB isetshenziswa kumodi yezintambo ezi-3 njengoba kuchazwe esahlukweni esandulele. Ama-probe angafakwa amathiphu e-prod noma iziqeshana zengwenya njengoba kudingeka.

Ama-main ahlinzeka ngezintambo kanye ne-voltage test

• Uma ixhunywa okokuqala epayipini lepayipi i-MFT4 izokwenza ngokuzenzakalelayo ukuhlola kokuphepha ukuze kuqinisekiswe ukuthi ama-conductor a-Live, Neutral/Earth axhunywe ngendlela efanele kanye nokuthi ivolthi yokunikezela.tagi-e isebangeni elamukelekayo lika-207-264V.
• Uma konke kuhamba kahle i-VOLTAGI-E/POLARITY isixwayiso se-LED izokhanyisa Okuluhlaza kanye nevolthi yokunikezelatagi-e izoboniswa endaweni yokuqala yokubonisa.
• Uma kwenzeka kuba nenkinga nge-mains voltage ukuhlinzeka noma ukubuyisela emuva ukuxhumana kwe-VOLTAGI-LED yesixwayiso se-E/POLARITY izokhanya Ngokubomvu, kuzozwakala ithoni yesixwayiso futhi ukuhlolwa kuzovinjelwa.

Inqubo yokuhlola i-RCD

• Khetha uhlobo nesilinganiso se-RCD ezohlolwa ngeswishi yesikhethi somsebenzi ojikelezayo.
• Xhuma amapulaki angu-4mm wesivivinyo esikhethiwe esiholela kumatheminali ahambisanayo e-L, N & E e-MFT4 futhi uxhume enye ingxenye kusokhethi noma amatheminali esekethe ngaphansi kokuhlolwa.
• Uma usebenzisa isethi yokuhlola okuholayo kwebhodi lokusabalalisa i-TL-RGB bheka i-polarity elungile ngokuxhuma i-Red probe ku-Live conductor, Okumnyama ukuya Kumaphakathi, kanye Nokuluhlaza Emhlabeni.
• Thinta indawo yephedi yokuthinta eduze kwenkinobho yokuhlola. Akufanele kube noshintsho esibonisini esinikezwe. Uma iVoltagI-e/Polarity LED ikhanya Okubomvu futhi ithoni yesixwayiso iyaphuma lapho iphedi yokuthinta ithintwa ukuguqulwa kwe-polarity okungenzeka kube yingozi bheka ikhasi 7 lesi-example. Ungaqhubeki. Uma kunokungabaza yeluleka ikhasimende ukuthi lithinte inkampani ephakela ugesi ngokushesha.

Ukuhlolwa okukhethiwe komsebenzisi

• I-oda elinconyiwe lokuhlola okokuqala liku-½x inani lamanje elilinganiselwe lilandelwa uhlolo lwamanje olulinganiselwe futhi ekugcineni, kuma-RCD angu-30mA kuphela, 5x owamanje olinganiselwe.
• Ipharamitha yokuhlola ezenzakalelayo yesiphindisi samanje kanye no-0° we-polarity yesigaba izokhethwa ngokuzenzakalelayo ekuhlolweni kokuqala. Lezi zizovezwa ku-LCD kanye ne-Line-Neutral voltage.
• Cindezela inkinobho yokuhlola futhi ukuhlolwa kuzokwenziwa kulezi zilungiselelo. Uma iphumelele futhi i-RCD yehlulekile ukwenza ibhiphu eyodwa izokhala futhi isibonisi esikhulu sizofana noMfanekiso 5.

• Isibonisi esikhulu sibonisa ukuthi iphutha lamanje lisetshenziswe ngaphezu kwama-millisecond angu-2000 (amasekhondi angu-2) ngaphandle kokukhubeka i-RCD. Isibonisi sesibili siqinisekisa ukuthi lokhu kudlula izimfuneko.
• Esimeni lapho i-RCD ihluleka ukuhlolwa futhi ikhubeka phakathi nemizuzwana emi-2 engxenyeni yamanje elinganiselwe isibonisi esikhulu sizobonisa isikhathi sohambo nesibonisi sesibili.
  izobonisa 'FAIL'. Isexwayiso esifushane samathoni angu-2 naso sizozwakala.
• Ngemva kokubonisa umphumela amasekhondi ambalwa umhloli uzoshintshela kusilungiselelo se-polarity sesigaba esingu-180° ukuze alungele ukuhlolwa okulandelayo. (Umfanekiso 6)
• Uma ukuhlolwa kokubili kwenziwe kusilungiselelo x½ cindezela inkinobho yokuphindaphinda ukuze uguqule ukuhlolwa kwamanje kusilungiselelo x1.
• Cindezela inkinobho yokuhlola ukuze wenze ukuhlola kusilungiselelo se-x1 kokuthi 0°. Umphumela uzoboniswa njengephasi uma i-RCD ihamba phakathi kuka-300ms. Ngemva kokubonisa umphumela imizuzwana embalwa umhloli uzoshintshela kusilungiselelo se-polarity sesigaba esingu-180° ngokulungela ukuhlolwa kwesibili kusilungiselelo samanje se-x1.
• Uma ukulungiselelwa kwe-30mA kukhethiwe inketho yamanje ye-x5 izotholakala ngokusebenzisa inkinobho yokuphindaphinda. Le nketho ayitholakali, noma iyadingeka, kwezinye izilinganiso.

30mA Ukuhlola okuzenzakalelayo

• Umsebenzi we-Autotest uzosetha umhloli ukuthi enze ngokuzenzakalelayo zonke izivivinyo eziyisi-6 ngokucindezela okukodwa kwenkinobho yokuhlola. Okufanele ukwenze ukusetha kabusha i-RCD ngemuva kohambo.
• Ngemva kokuqeda umjikelezo wokuhlola okuzenzakalelayo, imiphumela yesilungiselelo ngasinye ingakhunjulwa ngokusebenzisa inkinobho ye-RCD-RECALL ukuze ujikeleze umjikelezo.

Ramp test

• Sebenzisa iswishi ejikelezayo ukuze ukhethe isilinganiso se-RCD.
• Cindezela inkinobho yokuphindaphinda kuze kuvele uphawu.
• Cindezela inkinobho yokuhlola ukuze uqale ukuhlola. Iphutha lamanje elisetshenzisiwe lizokhula ngezinyathelo ezingu-3mA kuze kube uhambo lwe-RCD.
• Uma isicefe ukukhubeka kuyisekethe kuyinkinga lo msebenzi ungasetshenziswa ukuhlola kabusha i-RCD nezinye izinto ezisetshenziswayo ezixhunywe ngokuhlelekile futhi zasuswa.
• Okwesiboneloample, i-30mA RCD ingase ikhubeke ku-12mA ku-aramp hlola ngomshini oxhunyiwe bese kuba ngu-27mA into esetshenziswayo ikhishiwe. Uzokwazi ukuthi into esetshenziswayo ivuza cishe i-15mA.

Imininingwane kanye nokubekezelelana

Ukunemba kwebanga lokuhlola okuqhubekayo

Ububanzi (Ububanzi obuzenzakalelayo)	Ukubekezelela (@ 20°C)
0.00 kuya ku-9.99 Ω	±3% ±2 amadijithi
10.0 kuya ku-99.9 Ω	±3% ±2 amadijithi
100 Ω kuya ku-19.99 KΩ	±3% ±2 amadijithi
Vula Isifunda Voltage	>4V, <10V
Isifunda Esifushane Samanje	> 200 mA
I-Zero offset Lungisa (I-Test lead Null)	4 Ω
Isikhathi Esijwayelekile Sokuhlola(2 Ω)	<2 isekhondi
I-LED yesixwayiso esiyingozi	> 25V

Ukunemba Kwebanga Lokuhlola I-Insulation 

Isivivinyo Voltage	Ububanzi (Ububanzi obuzenzakalelayo)	Ukubekezelela (@20°C)
250V	0.01 kuye ku-9.99 MΩ	±3% ±1 idijithi
	10.0 kuye ku-99.9 MΩ	±3% ±1 idijithi
	100 kuye ku-199 MΩ	±6% ±1 idijithi
500V	0.01 kuye ku-9.99 MΩ	±3% ±1 idijithi
	10.0 kuye ku-99.9 MΩ	±3% ±1 idijithi
	100 kuye ku-199 MΩ	±3% ±1 idijithi
	200 kuye ku-499 MΩ	±6% ±1 idijithi
1000V	0.01 kuye ku-9.99 MΩ	±3% ±1 idijithi
	10.0 kuye ku-99.9 MΩ	±3% ±1 idijithi
	100 kuye ku-399 MΩ	±3% ±1 idijithi
	400 kuye ku-999 MΩ	±6% ±1 idijithi

I-Insulation Output Voltage 

Voltage	Layisha	Okukhiphayo Kwamanje	Ukubekezelelana
250	250 k XNUMX	1 mA	-0% +20%
500	500 k XNUMX	1 mA	-0% +20%
1000	1 MΩ	1 mA	-0% +20%
Isekethe yamanje emfushane (ku-2 kΩ)			<2 mA
Isikhathi Esijwayelekile Sokuhlola (10 MΩ)			<2 isekhondi

Ukunemba Kwebanga Lokuhlola Iluphu 

Ibanga	Ukunemba
Alukho uhambo 0.00 – 9.99 Ω	± 5% ± izinombolo ezi-5
Alukho uhambo 10.00 – 99.9 Ω	± 3% ± izinombolo ezi-3
Alukho uhambo 100 – 500 Ω	± 3% ± amadijithi angu-3
Okuphezulu Kwamanje 0.00 – 500 Ω	± 3% ± 3 amadijithi

Ukunemba kobubanzi bokuhlolwa kwe-RCD 

Ukunikezwa kwevoltage 207V - 264V I-AC 50Hz
Hlola ukunemba kwamanje (½ I)	-0% ukuya ku-10%
Hlola ukunemba kwamanje (I, 5I)	+0% kuya +10% 30mA (I) ± 5%
Ukunemba kwesikhathi sohambo kufika kusekhondi elingu-1	±(1% + 1ms)
Ukunemba kwesikhathi sohambo ngaphezu kwesekhondi elingu-1	±(1% +10ms)

Ukuze ulungise futhi ulinganise sicela uthinte indawo yokuthenga.

I-Electrical Factory Outlet Pty Ltd

• PO Box 701, Rochedale South, QLD 4123
• I-imeyili. sales@electricalfactory.com.au
• Web. www.electricalfactory.com.au.

Amadokhumenti / Izinsiza

I-EFO MFT4 Multi Function Installer Tester [pdf] Imaniwali yosebenzisayo I-KT63, MFT4, MFT4 Multi Function Installer Tester, MFT4, Isihloli Sokufaka Imisebenzi Eminingi, Isihloli Sokufaka Umsebenzi, Isihloli Sokufaka, Isihloli

Izithenjwa

• Imaniwali yosebenzisayo