Li-Filter tsa Triple Phase Low Voltage Passive Harmonic tse nang le Kakaretso Bakeng sa Danfoss Variable Frequency Drive
Thepa ea sejoale-joale ea motlakase e beha litlhoko tse thata mabapi le botsitso ba motlakase le boleng ba matla.Marang-rang a matla a tlameha ho se be le li-harmonics le litšitiso tse ling tsa motlakase.Ke ka lebaka leo filthara ea Noker passive harmonic e bileng teng.Li-filters tsa Noker harmonic li etselitsoe ka ho khetheha ho tlosa li-harmonics ho tloha hona joale tse nkiloeng ke li-converter tsa matla a 6-pulse, tse kang frequency inverter bakeng sa li-motors, UPS, joalo-joalo.
Tsena ke li-filters tse sa sebetseng tse ipapisitseng le letoto la li-inductaces le li-capacitor, tse lokiselitsoeng ho sefa li-converter tsa matla.
1. Ho fokotsa ho sotha ha leqhubu la hona joale mabapi le marang-rang le tse ling kaofela tsa ho kenya
2. Ho lumellana le IEC 61000-3-4, IEC 61000-3-12, IEC 61800-3 le IEEE-519
3. Ho boloka matla ka phokotso ea "root mean square current" (RMS), ka hona ho fokotsa tlhokeho ea kV*A.
4. Khatello e nyane ea lisebelisoa le keketseho ea bophelo ba ts'ebetso ea likarolo tse kaholimo ho sebaka sena ka phokotso e tsamaellanang ea tahlehelo ea mocheso e hlahisitsoeng.
5. Meeli ea li-transients tsa hona joale, e thibela tšenyo e bakiloeng ho converter le maeto a overvoltage a amang mekhoa ea tlhahiso.
6. Litšenyehelo tse tlase tsa tlhokomelo le litšenyehelo tsa ho boloka bakeng sa ho nkela mechine e tsofetseng sebaka
| Litšobotsi tse ka sehloohong | |
| Norminal system voltage(ph-ph) | 3*380Vac,(Tse ling ka kopo) |
| Khafetsa | 50hz(60hz ka kopo) |
| Matla a boima a lekantsoeng(P) | Sheba tafole |
| Keketseho | 1.5 linako rated hajoale 1min |
| E lekantsoe hajoale | Sheba tafole |
| THD e setseng | ≤5% ka mojaro o felletseng |
| Voltage e theoha ka nako e lekantsoeng | ＜2% |
| Tekanyo ya tshireletso | IP00 ka tlung(IP20/54 ka kopo) |
| Moea oa moea | Tlhaho |
| Ho phahamisa | Fatše |
| Mocheso oa ho sebetsa | Ambient: -25 ℃--50 ℃ |
| Mongobo o amanang | 80% |
| Sefa Mohlala | Voltage ea sistimi | Rated Power @400VA | E lekantsoe Hona Joale @400VAC (A) |
| NKS-PHF-0003-4A5/05 | 3x380VAC | 1.5 | 3 |
| NKS-PHF-0005-4A5/05 | 3x380VAC | 2.2 | 5 |
| NKS-PHF-0008-4A5/05 | 3x380VAC | 3.7 | 8 |
| NKS-PHF-0011-4A5/05 | 3x380VAC | 5.5 | 11 |
| NKS-PHF-0014-4A5/05 | 3x380VAC | 7.5 | 14 |
| NKS-PHF-0020-4A5/05 | 3x380VAC | 11 | 20 |
| NKS-PHF-0027-4A5/05 | 3x380VAC | 15 | 27 |
| NKS-PHF-0031-4A5/05 | 3x380VAC | 18.5 | 31 |
| NKS-PHF-0038-4A5/05 | 3x380VAC | 22 | 38 |
| NKS-PHF-0052-4A5/05 | 3x380VAC | 30 | 52 |
| NKS-PHF-0064-4A5/05 | 3x380VAC | 37 | 64 |
| NKS-PHF-0082-4A5/05 | 3x380VAC | 45 | 82 |
| NKS-PHF-0100-4A5/05 | 3x380VAC | 55 | 100 |
| NKS-PHF-0129-4A5/05 | 3x380VAC | 75 | 129 |
| NKS-PHF-0154-4A5/05 | 3x380VAC | 90 | 154 |
| NKS-PHF-0188-4A5/05 | 3x380VAC | 110 | 188 |
| NKS-PHF-0224-4A5/05 | 3x380VAC | 132 | 224 |
| NKS-PHF-0275-4A5/05 | 3x380VAC | 160 | 275 |
| NKS-PHF-0316-4A5/05 | 3x380VAC | 185 | 316 |
| NKS-PHF-0341-4A5/05 | 3x380VAC | 200 | 341 |
| NKS-PHF-0375-4A5/05 | 3x380VAC | 220 | 375 |
| NKS-PHF-0431-4A5/05 | 3x380VAC | 250 | 431 |
Filter ea "harmonic" e sa sebetseng e ka sebelisoa haholo ka tsela e latelang:
Sesebelisoa sa ho tjhaja ka potlako sa Dc
Setsi sa moea se futhumatsang le se futhumatsang moea
Sistimi ea ho ntša moea le pompo
Lisebelisoa tsa indasteri le liroboto
Ac le DC motor drives, inverters
Sesebediswa se nang le sekotjana se ka pele sa six-pulse
1. Tšebeletso ea ODM / OEM e fanoa.
2. Tiisetso ea taelo e potlakileng.
3. Nako ea ho fana ka potlako.
4. Nako e loketseng ea ho lefa.
Hajoale, k'hamphani e ntse e holisa ka matla limmaraka tsa mose ho maoatle le sebopeho sa lefats'e.Re ikemiseditse ho ba e nngwe ya dikgwebo tse leshome tse ka hodimodimo tse romelwang kantle ho sehlahiswa sa China sa othomathike sa motlakase, se sebeletsang lefatshe ka dihlahiswa tsa boleng bo hodimo le ho fihlella maemo a tlholo ka bareki ba bangata.
