Tlhaloso ea Mohlala
Sehlahisoa Overview
Sesebelisoa sena sa ts'ireletso le taolo se pharalletseng sa microcomputer se loketse marang-rang a matla a 35KV le ka tlase, 'me se fana ka ts'ireletso, taolo, tekanyo le ts'ebetso ea ho beha leihlo bakeng sa mehala ea phetisetso, li-transformer, capacitor, motors le lisebelisoa tse ling tse kholo.Ka thepa, skrine e ka hlophisoa hammoho ka mokhoa o bohareng, hape e ka kenngoa ka mokhoa o ajoang.Ka sebopeho se tloaelehileng sa libese, se ts'ehetsa manonyeletso a mangata ho sebetsa 'moho ho hlokomela taolo ea boemo ba sistimi le ho arolelana tlhahisoleseling ka botlalo.Letoto lena la lisebelisoa tsa ho lekanya ts'ireletso ea microcomputer le lisebelisoa tsa taolo li lumellana ka botlalo le theknoloji ena.Le ho ikamahanya le litlhoko tsa nts'etsopele ea nako e tlang, ke sesebelisoa sa mantlha se loketseng bakeng sa sistimi ea phetoho le kabo ea othomathike.
1.1.Tekanyo ea data ea nako ea nnete
Sesebediswa se felletseng sa tshireletso se nka tekhenoloji e ntjha le e ntlafetseng ya ho metha, mme se na le tshebetso e matla ya ho bala ya vectorized.Ka lebaka la ts'ebetso e fapaneng ea dijithale ea litekanyetso tse fapaneng tsa analog, e arola ka nepo leqhubu la mantlha, likarolo tse phahameng tsa maqhubu le likarolo tsa DC, ho felisa Tšusumetso ea ho fokotsa le lerata ho nepahala ha tekanyo, le puseletso e sebetsang ea ho bola ha likarolo tsa tekanyo ea matšoao. netefatsa ts'ebetso ea nako e telele, e tsitsitseng le e ka tšeptjoang ea sesebelisoa libakeng tse sa tšoaneng tse thata.
▲la, lb, lc tshireletso jwale (lekanya);
▲ UAB, UBC, UCA motlakase oa mekhahlelo e meraro (e lekantsoeng);
▲l0 tatellano ea lefela hajoale (e lekantsoe):
▲3U0 motlakase oa tatellano ea zero (e lekantsoe):
▲ The sampling element e sebelisa motlakase o nepahetseng le transformer ea hona joale, e nyenyane ka boholo, e bobebe ka boima ba 'mele le mojaro o monyenyane;
▲ Ho sebelisa microprocessor ea DSP e potlakileng le e nepahetseng, e ka sebetsana ka potlako palo ea 9th harmonic;
1.2.Laola tlhahiso
▲ Relay e koalang:
▲ Relay ea ho bula;
▲ Relay ea tšireletso;
▲ Phatlalatso ea tlhokomeliso ea kotsi;
▲ Ketso ea alamo ea ketsahalo;
▲ Li-relay tse peli tse tsoang ho laola hole;
▲ Potoloho e ikemetseng e thibelang ho tlola ntle le ho bula le ho koala litlhoko tsa hajoale:
1.3.Binary input
▲ 10-way passive switch input e arotsoe ke likarolo tsa khokahano ea photoelectric:
▲Algorithm e ikhethang ea anti-shake filter e felisa kahlolo e fosahetseng e bakoang ke ho qhoma le ho kena-kenana le tlhase hang-hang;
1.4.Binary output relay tlhahiso
▲ Ho tlola le ho koala li-relay ho ka buloa le ho tima ka likhetho tsa software le likhokahano tsa kantle le li-switches;
▲ Letšoao la lets'oao le ka lokisoa ka mokhoa o bonolo e le mofuta oa ho ts'oara kapa tlhahiso ea mofuta oa pulse inching;
1.5.Sehokelo se botsoalle sa mochini oa motho
▲Sesebelisoa se felletseng sa ts'ireletso se na le letheba-matrix 128*64, ponts'o ea kristale ea mokelikeli e fapaneng haholo e nang le litlhaku tse tšoeu mokokotlong o moputsoa;
▲ Ts'ebetso e thehiloe ho menu e feletseng ea Sechaena ea sebopeho sa WN, e ka bonts'ang mekhoa ea tsamaiso e kang ea analog quantities, diagrams tsa tsamaiso ea mantlha, lintlha tsa tekanyo, boemo ba ho fetola, data ea nako ea sebele, litlaleho tsa liketsahalo, le litlhophiso tsa tšireletso;
▲Likonopo tse entsoeng ka mokhoa o bonolo li sebelisoa ho khetha menu ea skrine le ho khanna, ho fetola skrine ea data le ho beha boleng.Ts'ebetso ea sebopeho e ke ke ea e-ba le tšusumetso leha e le efe mosebetsing oa tsamaiso, 'me phetoho ea boleng e sirelelitsoe ke password;
▲ Ka sebopeho sa libese, e ka hokahanngoa le PC ho hlokomela mananeo a mangata a parameter;
▲ Ho hlahloba, ho itlhahloba le maemo a ka sehloohong a ho sebetsa a lipotoloho tsa thepa;
▲ Litlhokomeliso bakeng sa ho se tloaelehe ha ka hare (data, litekanyetso tse tsitsitseng, likarolo tsa polokelo, likou, likhokahano) tsa sesebelisoa:
▲ PT alamo ea ho khaoha;
1.6, ketsahalo ea SOE le litlaleho tsa liphoso
Hlahisa le ho boloka lirekoto tse 'maloa tsa liketsahalo tsa morao-rao.Haeba phoso e ncha e etsahala, e ka hlalosa phoso ea tsamaiso le karabelo ea sesebelisoa sa tšireletso ka botlalo.Lintlha tsa rekoto ea ketsahalo li kenyelletsa:
▲ Rekota ho khoptjoa, ho falla le ho sebetsa;
▲Qeto 2ms, boloka matla a tima;
1.7.Puisano
Likhokahano tsa puisano tse tšehelitsoeng ke: CAN, RS485, RS232, RS422;
Mecha ea litaba ea puisano ea 'mele e tšehelitsoeng e kenyelletsa:, mohala o inehetseng oa mojari, MODEM, fiber optical, joalo-joalo;
Mokhoa oa marang-rang o nang le sebaka sa libaka o ka thehoa ka marang-rang a marang-rang a mangata.Mohala o le mong o tsitsitse ka mokhoa oa libese oa RS485, o kopanya ka mokhoa o tsitsitseng li-node tsa 64, sebaka se seholo sa phetisetso ke 1200m, 'me tekanyo e kholo ea phetisetso e ka fihla ho 9600bps;
▲Khomphutha ea indasteri ka RS485-RS232 converter, ka RS485-optical fiber converter:
▲ Protocol ea puisano Modbus-RTU, joalo-joalo;
Litlhaloso tsa tekheniki ea sehlahisoa le litšupiso
2.1, Maemo a Tikoloho
| Mosebetsi | Boemo ba mocheso | -10~+55°C |
| Mongobo o amanang | 45-80% ka nako e khuts'oane 95% e se nang condensing | |
| Khatello ea sepakapaka | 80-110kpa | |
| Bophahamo | <2000m | |
| Polokelo le lipalangoang | Boemo ba mocheso | -40~+75°C |
2.2,Pphepelo ea motlakase
| Phepelo ea motlakase ea DC
| Matla a lekantsoeng | 220VDC (110V) |
| Sebaka se lumelletsoeng | 100-250V | |
| Matla a AC
| Matla a lekantsoeng | 220VAC |
| Sebaka se lumelletsoeng | 150-250V | |
| Tšebeliso ea matla
| E tloaelehileng | <3W/VA |
| Ketso | <10W/VA | |
| Ho theoha ha matla | 50% | 1s |
| 0% | 100ms |
2.3, Sireletsa Kenyo ea Letšoao la AC
| Motlakase oa motlakase
| Rated current In | 5A (1A) | |
| Tšebeliso ea matla | <0.5VA | ||
| Mocheso o tsitsitseng
| Tsoelang pele | 20A | |
| 1s | 100A | ||
| Ho tsitsa ka matla | 10ms | 250A | |
| Palo ea li-volts | Matla a lekantsoeng a Un | 100V | |
| Ultimate voltage | 200V | ||
| Tšebeliso ea matla | <0.3VA | ||
2.4, Ho lekanya Kenyo ea Letšoao la AC
| Lebitso la parameter | Lekhalo la ho lekanya | Phoso | Ho felloa ke matla |
| Li-voltage tsa mekhahlelo e meraro UAB, UBC, UCA | 10…129V(xPT) | <=0.5% | <=0.3VA |
| Mehato e meraro ea hona joale la, lb, lc | 0.2…6A (xCT) | <=0.5% | <=0.3VA |
| Ntho ea matla PF | 0.5L…0.5C | <=0.5% |
2.5, Lets'oao la ho kenya binary
| Kenyelletso ea lets'oao le sa sebetseng la lebitso
| Palo ea lisebelisoa tsa matšoao | 10 tsela |
| Boemo ba mosebetsi | 24V DC (e iketselitse ka sesebelisoa) | |
| Tšebeliso ea matla | <0.3W | |
| Qeto | 2ms | Pulse frequency <100Hz |
2.6, Thepa ea Mechini le Sebopeho
| Litekanyo tsa sephutheloana | (H)/(W)/(D)mm (bakeng sa litšupiso feela) |
| Boholo ba sesebelisoa | (H)/(W)/(D)mm (bakeng sa litšupiso feela) |
| Boima ba sesebelisoa | Hoo e ka bang.kgmm (bakeng sa litšupiso feela) |
| Lisebelisoa tsa likhetla | Sebopeho sa profil ea aluminium |
| Tekanyo ya tshireletso | IP5SNI |
| Mokhoa oa ho kenya | E kentsoeng kapa e kentsoeng lithaele, phello e holimo e tsitsitse |
2.7,Btlhahiso ea inary relay
| Maximum Switching Voltage | 250V AC/30VDC |
| Boholo ba ho fetola hona joale | 8A |
| Boholo bo Fenya Matla | 1250VA/150W |
| Bokhoni ba ho kopana le sephetho | <250V, 1A (moroalo oa inductive), matla a ho khaola <50W |
| Mojaro o boletsoeng | 5A 250V AC / 30V DC |
| Dielectric e mamella voltage | 4000VAC |
| Insulation resistance | 1000MΩ |
2.8,Erekoto ea moea
| Mofuta oa Ketsahalo ea ho Reka | Phoso, ho feta moeli, phetoho ea phetoho, ho khoptjoa ka ntle, phetoho ea boleng bo tsitsitseng | |
| Palo ea liketsahalo tse rekotiloeng | 30 | Ho boloka matla |
| Rekota litaba tsa ketsahalo | Selemo, khoeli, tekanyo ea nako ea letsatsi, lintlha tsa mofuta oa ketsahalo | |
| Qeto ea nako | 2 ms | |
| Mokhoa oa ho botsa ketsahalo | Hole koana | Mohala oa puisano |
| Hang-hang | Lethathamo la konopo ea LCD e bonts'a | |
2.9, Sehokelo sa Puisano
| Litlhaloso tsa Motlakase (Isolated RS485) | Palo ea libaka tsa puisano | 64 |
| Sekhahla sa phetiso | 4800…9600 Buad | |
| Sebaka sa phetiso (9600Buad) | 1000m | |
| Sehokedi | Sephetho sa terminal | |
| IEC60870-5-103 | 8 data bits, 1 stop bit, even parity |
2.10, Litlhoko tsa teko
| Teko ea insulation
| Insulation resistance | 2kv50Hz1 motsotso |
| Maqhubu a matla a mamella voltage IEC60-2 | 50MΩ | |
| Teko ea mocheso o mongobo IEC60-2-30 | 50MΩ 1.5kV | |
| Shock e mamella teko ea motlakase
| Fetolela potoloho ea boleng ho ea fatše | ± 5kV |
| Potoloho e 'ngoe IEC255-5 | ± 5kV | |
| Teko ea ts'ebetso ea mochini | Boemo ba teko | Triaxial |
| Lekhalo la maqhubu a teko | 10…150Hz | |
| Crossover Frequency | f≤60Hz;boholo bo tsitsitseng 0.075mm | |
| Palo ea lipotoloho tsa ho fiela ka axis | f>60Hz;ho potlakisa kamehla 10m | |
| IEC255-21 | 10/S2 |
2.11, khokahano ea motlakase ea motlakase ea EMC
| Anti-high frequency interference test IEC255-22-1 1M attenuation shock wave | Mokhoa o Tloaelehileng | 2.5kV |
| Mokhoa o fapaneng | 1.0kV | |
| Teko ea tšitiso ea electrostatic discharge Sehlopha sa III IEC6100-4-2 | Ikopanye | 6.0kV |
| Moea | 8.0kV | |
| Teko ea tšitiso ea tšimo ea mahlaseli a mahlaseli a motlakase EN55011 | Matla a sebaka sa teko | |
| Khafetsa ea ho skena | 150kHz…80MHz | |
| Teko ea Tšitiso ea Maqhubu a Radio | Ho buuoa ka ho toba ka mokhoa o tloaelehileng (IEC6100-4-6) | 10V/m(rms) f=150kHz…80MHz |
| qotsa ka tsela e kganyang Setšoantšo sa IEC6100-4-6 | 10V/m(rms) f=80Hz…1000MHz | |
| Liteko tse Fetang ka Potlako IEC255-4 | Common Mode Voltage Peak Pulse frequency Nako ea polarity ka 'ngoe | 2kV 4kV |
| 5kz 2.5kz | ||
| 10 mets | ||
| Ho eketseha ha lehalima teko IEC6100-4-5 | Phepelo ea motlakase, AC, DC inlet | 4KV Mokhoa o tloaelehileng |
| 2KV Mokhoa o fapaneng | ||
| I/O Keno | 2KV Mokhoa o tloaelehileng | |
| 1KV Mokhoa o fapaneng |