Ukwanda kwesistimu yokuphakelwa kwamandla ikakhulukazi kuvela ngenxa yezizathu ezimbili: zangaphandle (umbani) nezangaphakathi (ukuqala, ukuma nokwehluleka kwezinto zikagesi, njll.). Ukwenyuka kuvame ukubonakala ngesikhathi esifushane (i-overvoltage ebangelwa umbani ivamise ukuba sezingeni le-microsecond futhi ukugcwala ngokweqile okubangelwa imishini kagesi kuvame ukuba sezingeni le-millisecond), kodwa i-voltage esheshayo kanye neyamanje kukhulu ngokwedlulele, okungenzeka kubangele ukulimala kwempahla kagesi nezintambo. , ngakho-ke abavikeli bokuhlinzwa bayadingeka ukuze bavikeleke. I-Surge ProtecTIve Device (SPD) iyisisetshenziswa se-elekthronikhi esinikeza ukuvikeleka kokuphepha kwezinto ezihlukahlukene ze-elekthronikhi, amathuluzi kanye nemigqa yokuxhumana, futhi sisetshenziswa kakhulu ukukhawulela ukugcwala ngokweqile nokukhipha amandla amanje. Izivikeli zokuhlinza ngokuvamile zixhunywa ngokuhambisana nezinto ezivikelwe, ezinganqamula futhi zibeke umkhawulo kagesi lapho i-overvoltage kwenzeka. Vimbela amandla amanje amaningi kanye namandla kagesi emishinini elimazayo.
I-LHSPD iyichweba, isivikelo esishaqisayo, ukufakwa okufakwe ngaphakathi endlini, i-voltage-limited.
I-LHSPD ibambe isixhumi ngaphakathi, bese kuba ukuhluleka kokuphuka kwe-LHSPD ngokushisisa ngokweqile, isinqamuli singasusa kugridi yamandla ngokuzenzakalelayo, futhi sibonise isignali yenkomba, lapho i-LHSPD isebenza kahle, iwindi elibonakalayo elibonisa okuluhlaza , libonisa okubomvu lapho liphuka futhi linqamuka. I-1P+N ,2P+N ,3P+N spd iqukethe i-1P ,2P ,3P SPD + NPE imojuli yokuvikela iqanda, isebenza ku-TN-S, TN-CS nolunye uhlelo lokuphakela amandla
Ngokukhwezwa kwe-DIN-rail okujwayelekile okungu-35mm, i-copper stranded conductor exhumayo ingu-2.5~35 mm².
Ngaphambi kwe-LHSPD isigxobo ngasinye kufanele kube nesivikelo esisethiwe ---i-fuse esetshenziswayo noma i-miniature circuit breaker lightning yamanje yokuvikela kwe-LHSPD, ngemva kokuhlukana kwe-LHSPD ekuvikelweni kwesekethe emfushane.
Faka i-LHSPD kulayini ovikelwe (izinto zokusebenza) ngaphambili futhi uxhumeke kulayini wokuhlinzeka. Imikhiqizo yekilasi efakwa emugqeni wokungena ekhaya wesakhiwo ibamba ibhokisi elikhulu lokusabalalisa lamanje. indawo
Inkampani inamathela ngokungaguquki emisha yezobuchwepheshe, ithuthukisa ngokuqhubekayo izinga lomkhiqizo, ithatha ukudalwa komkhiqizo wamathuluzi omhlaba kanye nenqubomgomo yekhwalithi yemikhiqizo yokwaneliseka kwamakhasimende ekhaya naphesheya; Silalela izwi lamakhasimende futhi sinikeze izixazululo zezinkinga; Phendula kumakhasimende ngokushesha, qinisekisa ukuthi wonke amakhasimende anelisekile futhi uthembise ukuhlinzeka ngesevisi yekhwalithi ephezulu kumakhasimende.
Imodeli:LH-40I/385-4 |
LH |
Umbani pick surge umvikeli |
40 |
Isilinganiso esiphezulu sokukhishwa kwamanje: 40, 60, 80, 100, 150KA...... |
|
I |
I: imele imikhiqizo ye-T1; okuzenzakalelayo: imele imikhiqizo ye-T2 |
|
385 |
I-voltage ephezulu yokusebenza eqhubekayo: 385, 440V~ |
|
4 |
Imodi: 1p, 2p, 1+NPE, 3p, 4p, 3+NPE |
Imodeli |
I-LH-10 |
I-LH-20 |
I-LH-40 |
I-LH-60 |
I-LH-80 |
I-voltage yokusebenza eqhubekayo ephezulu Uc |
275/320/385/440V~ (Ongakukhetha futhi ngokwezifiso) |
||||
Ukukhishwa okulinganiselwe okwamanje Ngo (8/20) |
5 |
10 |
20 |
30 |
40 |
Isilinganiso esiphezulu samanje se-Imax (8/20) |
10 |
20 |
40 |
60 |
80 |
Izinga Lokuvikela Eliphezulu |
≤1.0/1.2/1.4KV |
≤1.2/1.4/1.6KV |
≤1.6/1.8/2.0KV |
≤1.8/2.0/2.2/KV |
≤2.0/2.2/2.4KV |
Ukubukeka ongakukhetha |
Indiza, i-arc egcwele, i-arc, ububanzi obuyi-18, ububanzi obungama-27 (kuyakhetheka, kungenziwa ngokwezifiso) |
||||
indawo yokusebenza |
-40 ℃~+85℃ |
||||
Umswakama ohlobene |
≤95%(25℃) |
||||
umbala |
Okumhlophe, okubomvu, okuwolintshi (ongakukhetha, kungenziwa ngezifiso) |
||||
Phawula |
Isivikeli sokuhlinza kwamandla, silungele uhlelo lokuphakela amandla olunezintambo ezinhlanu lwezigaba ezintathu, ukufakwa komzila wesitimela. |
Imodeli |
Inhlanganisela |
Usayizi |
|
LH-60/385/1P |
1p |
18x90x66(mm) |
|
LH-60/385/2P |
2p |
36x90x66(mm) |
|
LH-60/385/3P |
3p |
54x90x66(mm) |
|
LH-60/385/4P |
4p |
72x90x66(mm) |
● Amandla kufanele anqanyulwe ngaphambi kokufaka, futhi ukusebenza bukhoma kwenqatshelwe ngokuphelele
●Kunconywa ukuthi uxhume i-fuse noma i-circuit breaker ezenzakalelayo ochungechungeni ngaphambili kwemojula yokuvikela umbani
●Lapho ufaka, sicela uxhume ngokuvumelana nomdwebo wokufaka. Phakathi kwazo, i-L1, L2, L3 yizintambo zesigaba, uN intambo engathathi hlangothi, futhi i-PE iyintambo ephansi. Ungayixhumi ngokungalungile. Ngemva kokufaka, vala iswishi ye-automatic circuit breaker (fuse).
●Ngemva kokufaka, (imoduli yokuvikela umbani engu-18mm kufanele ifakwe endaweni) hlola ukuthi ingabe imojula yokuvikela umbani isebenza kahle yini.
●10350gs, uhlobo lweshubhu lokukhipha, elinefasitela: Ngesikhathi sokusetshenziswa, iwindi lokubonisa iphutha kufanele lihlolwe futhi lihlolwe njalo. Uma iwindi lokubonisa iphutha libomvu, kusho ukuthi imojuli yokuvikela umbani yehlulekile futhi kufanele ilungiswe noma ishintshwe ngesikhathi.
● Amamojula okuvikela umbani wamandla ahambisanayo kufanele afakwe ngokufanayo (i-Kevin wiring ingasetshenziswa futhi), ububanzi be-chip eyodwa buyi-36mm, futhi ingaxhunywa ngezintambo ezimbili. Ngokuvamile, udinga kuphela ukuxhuma noma yikuphi kokuthunyelwe kwezintambo ezimbili. . Intambo yokuxhuma kufanele iqine, ithembeke, ibe mfushane, iwugqinsi futhi iqonde.
Umdwebo wokufaka