Mhando dzeDunhu Dzakapererwa

(1) Mhepo Circit Breaker (ACB)

Mhepo dzinovhuna madunhu, zvakare dzinozivikanwa seAkazhumi wedunhu dzinovhuna, dzive nezvikamu zvese zvakachengetwa mukati mechimiro chesimbi chakavezwa. Ivo vanowanzo vhura-mhando uye vanogona kugamuchira vakasiyana siyana zvekutambisa, vachiita kuti zvive nyore kutsiva vatevedzeri nezvikamu. Inowanzoshandiswa seyakanyanya switches pasopa sosi mugumo, vanoratidza kwenguva yakareba, pfupi, pfupi, pakarepo, uye pasi pevhu. Aya marongero anogona kuchinjirwa mukati meiyo chaiyo renji zvichienderana neyakaenzana.

Mhepo Circit Breakers yakakodzera ac 50hz, yakarongedzwa voltages ye 380V uye 660v, uye yakarongedzwa maCounds kubva muna200a kusvika 6300A munzvimbo dzekuparadzira. Ivo vanonyanya kushandiswa kugovera simba remagetsi uye vadzivisike masipo uye midziyo yemagetsi kubva mukunyanyisa, pasi, zvipfupi, uye zvikanganiso zvisina basa. Ine dzidzo dzakawanda dzedziviriro dzadzimba, dzinopa dziviriro dzakasarudzika. Mumamiriro ezvinhu akajairwa, vanogona kushandira sechiitiko chitsva chinja. Dunhu redunhu rakarongedzwa pazasi 1250A rinogona kushandiswa muAC 50HZ, 380V network yemotokari yakadarika uye pfupi-redunhu dziviriro.

Uyezve, mhepo yemhepo inovhunika inowanzo shandiswa seyakanyanya switches 400V nzira inobuda mitsara, bhazi tie switches, hombe yekufudza switches, uye hombe mota kudzora switch.

(2)Yakaumbwa kesi Circed Breaker (MCCB)

Yakaumbwa kesi Dunhu Dzakapwanyika, dzinozivikanwawo semudziyo-mhando wedunhu, vane zvekunze marara, arc kudzima makamuri, zvikamu zveRwendo, uye mashandiro ekushanda akaiswa mukati meganda repurasitiki. Auxiliary Contaces, Undervoltage Nzendo, uye Shunt Disps MODOLAR, achigadzira chimiro chakakomberedza. Kazhinji, MCCB haatariswa nekugadzirisa uye anoshandiswa sekudzivirira kwemashopu ebazi. Ivo vanowanzo sanganisira iyo-magnetic yekufamba-famba nzira, nepo migwagwa mikuru inogona kuratidza yakasimba-nyika rwendo sensors.

Yakaumbwa kesi dunhu redunhu rinovhuvhuta dzinouya neElectromagnetic uye Magetsi Rwendo zvikamu. Electromagnetic McCBS haina kusarudzwa nenguva yakareba uye nekukasira kudzivirirwa. Magetsi mccbs anopa nguva yakareba, pfupi, pakarepo, uye ivhu ridziviriro yepasi. Mamwe matsva matsva mccb mhando inosanganisira zone inosarudza kupindira mabasa.

McCB inowanzo shandiswa kugovera chikafu kutonga uye kuchengetedzwa, sein switches yekono-voltage side

(3) Miniature Circit Breaker (MCB)

Miniature Circit Circakers ndiyo inonyanya kushandiswa nguva yekudzivirira nguva yekudzivirira mukuvaka magetsi ekugovera midziyo yekugovera. Ivo vanochengetedza kubva kumatunhu mapfupi, vanokurira, uye vanokurira mune imwechete-chikamu-zvikamu zvematatu, zviripo muna 1p, 2p, 3p, uye 4p, uye 4P, uye 4P, uye 4P.

Mcbsine masangano ekushanda, macomputer, midziyo yekudzivirira (akasiyana rwendo rwendo), uye arc ichidzima masisitimu. Iyo mainini mafambisirwo anovharirwa nemagetsi yakavharwa. Mushure mekuvhara, iyo yemahara yekufamba mechanism inovhara mainini mainatidziro mune yakavharwa chinzvimbo. Iyo yekuwedzeredza rwendo unit coil uye inodudzira rwendo rweyunivhesiti yakabatana nedunhu guru, nepo undervoltage rwendo renyunziti coil yakabatana mukuenzanisa pamwe neSimba Simba.

Mukutarisira kuvaka kwemagetsi emagetsi, mcBs inonyanya kushandiswa kuwandisa, dunhu pfupi, undervere, pasi-pasi, kudzora simba rekuzvitakura, uye mota infrequent kutanga kuchengetedzwa nekuvhiya.

Key parameter of cirnein breakers

(1) Rated Inoshanda Voltage (UE)

Iyo yakavezwa yekubatira voltage ndeyechokwadi voltage iyo iyo iyo dunhu breaker inogona kushanda nguva dzose pasi pekushandiswa kwakajairika uye mamiriro ekuita.

KuChina, emazinga ekuvhiyiwa e2 220kv uye pazasi, iyo yepamusoro yekushandisa voltage ndeye 1.15 times system yakatsika-tsika voltage; for 330kv uye pamusoro, iyo 1.1 times the lated voltage. Dunhu redunhu rinofanira kuchengetedza insolation kuhurongwa hwepamusoro hwekushandisa voltage uye kushanda pasi pemamiriro ezvinhu akafanana.

(2) yakatarwa zvazvino (mu)

Iyo yakatarwa yazvino ndeyekuti iyo iyo iyo rwendo rwenyika inogona kuenderera mberi inotakura kune ambient tembiricha ye40 ° C kana kuderera. Kune vabati vematunhu vane zvikamu zvekushandurwa

Kana ichishandiswa pakushongedza tembiricha pamusoro pe40 ° C asi isingapfuure 60 ° C, mutoro unogona kuderedzwa kuti uwedzere kushanda.

.

Kana iyo yazvino inodarika rwendo rwendo rwazvino kurongedza (IR), dunhu redunhu rinopwanya mushure mekunonoka. Iyo inomiririrawo iyo yakakwira ikozvino iyo mudunhu redunhu inogona kumira pasina kuora. Ukoshi uhwu hunofanirwa kuve hwakakura kupfuura hwakanyanya kutakura mari iripo

Mafuta ekuridza mayunitsi anowanzo gadzirisa mukati me 0,7-1.0in, nepo zvigadzirwa zvemagetsi zvinopa huwandu hwakawanda, kazhinji 0.4-1.0in. Kune isiri-inogadziriswa yakawandisa rwendo mayunitsi, IR = mukati.

(4) ipfupi-redunhu parwendo unit razvino kurongedza (im)

Pfupi-Dunhu Rwendo rwekufamba (Internose Oncant kana pfupi-nguva yekunonoka) rwendo rwedunhu redunhu nekukurumidza kana mafuro akakwira okutadza anoitika. Chikumbaridzo chikumbaridzo chiri im.

(5) yakarongedzwa pfupi-nguva yakadzivisa ikozvino

Uku ndiko kukoshesa kwazvino mutengesi wedunhu kunogona kutakura nguva yakatarwa pasina kukonzera kudzikisira kwekutengeserana nekuda kwekunatswa.

(6) kuputsa kugona

Iko kukwanisa kupaza ndiyo nguva yedunhu breaker yekuzvidzivirira kuchengetedza zvisina kunaka mishonga, zvisinei nekuti yayo yazvino. Zvirevo zvazvino zvinosanganisira 36ka, 50ka, etc. Izvo zvinowanzo kupatsanurwa kupinda mupfupi kupfupi-circed breakity (icu) uye service pfupi-dunhu breaking (ICS).

Nheyo dzakajairika dzekusarudza circuit circakers

Chekutanga, sarudza dunhu redunhu breaker mhando uye matanda zvichienderana nekushandisa kwayo. Sarudza yakatarwa yazvino kubva pane yakanyanya kushanda yazvino. Sarudza mhando yedrady unit, accessories, uye zvirevo sezvazvinodiwa. Zvinodiwa chaizvo zvinosanganisira:

Dunhu redunhu rakatemwa
Iyo yakarongedzwa pfupi-dunhu break breaking inofanirwa kunge iri】 iyo yakaverengerwa mutoro wacho zvazvino mutsara.
Iyo yakarongedzwa ipfupi-circed breaking inofanirwa kunge iri】 iyo yakakwana pfupi-dunhu riripo rinogona kuitika mumutsara (rinowanzoverengerwa seRMS).
Iyo imwe-chikamu-chikamu chevhu chisina mhosva pamutsetse zvinofanirwa kuve
Iyo Indervoltage rwendo rwendo rwunorambidzwa voltage inofanira kuenzana nemutsara wakatemwa voltage.
Iyo shunt rwendo rwendo rwunotariswa voltage runofanirwa kuenzana neyekudzora simba rekuisa voltage.
Iyo mota drive mechanism's yakarongedzwa voltage inofanirwa kuenzana neyekudzora simba rekuisa voltage.
Zvemazambiringa ekuvhenekera, iyo Instantarning rwendo unit kurongedza zviripo kazhinji kazhinji ina katanhatu iyo mutoro wazvino.
Kuti uwane imwe chete mota-yedunhu dziviriro, iyo Instantarning park unit kurongedza zvazvino inofanira kunge iri 1.35 times (DW Series) kana 1,7 times (DZ Series) iyo mota yekutanga.
Kune akawanda motors 'ipfupi dziviriro, iyo Instantarning Rwendo unit kurongedza zvazvino inofanira kunge iri 1.3 times ndiyo mota yakakura kwazvo kutanga mari iripo yeimwe motors.
Kana ichishandiswa seyakaderera-voltage side switch yekuparadzira nzvimbo, iyo yedunhu renzvimbo yekudzvanya yazvino Iko kudzivirirwa kwekudzivirirwa kwekutenderera kwazvino kunofanirwa kuenzana neanoshandura yazvino.
Mushure mekutanga kusarudza iyo dunhu redunhu breaker Tyle uye ratidziro

Circaket breaker kusarudza

Mukuparadzira masisitimu, circums circaker inokonzerwa maererano nekudzivirira kwavo kuita mumhando dzekusarudza uye dzisingasarudzwi. Inosarudza yakaderera-voltage cortpress betsers anopa maviri-nhanho uye matatu-nhanho dziviriro. Pamwoyo uye pfupi-nguva yekunonoka maitiro anokodzera kupfupi-redunhu chiito, nepo nguva refu yekunonoka kunonoka maitiro anokodzera kudzivirirwa. Vasingaoneki Circit vabati vanowanzoita nekukurumidza, vachipa dziviriro pfupi pfupi pfupi pfupi, kunyangwe vamwe vachiramba nguva yakareba zvekudzivirira. Mumasisitimu ekuparadzira, kana iyo yakakwira dunhu rasarudzika, uye kupwanya kusarudzika hakusarudzwi kana kusarudza, nguva pfupi yekunonoka kweyunderera

Paunenge uchishandisa kusimudzira kusarudzika wedunhu mudunhu, funga:

Kunyangwe iyo yekudzvinyirira breaker isosarudza kana kusasarudza, iyo yepamusoro circum cortrever's yekudzora rwendo rwekufamba kana kusiri pasi pe1.1 nguva yekudzora-kafupi-chikamu chepfupi-chikamu.
Kana iyo yekudzvinyirira breaker is-show is as showlm pfupi-nguva kunonoka rwendo rwenyika kubva pakuita yekutanga kana pfupi yadunhu inogara ichidzivirira mudunhu rakadzivirirwa nekuda kwekusakwana kwekunzwa. Iyo yakakwira breaker's pfupi-nguva yekudzora-nguva yekudzvinyirira yekuvhara
Kana iyo yekudzvinyirira breaker inosarudzawo, simbisa kusarudzika nekuisa iyo upstream breaker breaker's nguva yekunonoka chiitiko kanokwana kuita nguva pfupi Kazhinji, kuve nechokwadi chekusarudza chiito pakati pekukwira kumusoro uye kudzikisira cort cortpress

Kudzivirirwa kwekuchengetedzwa kwemavhuna wedunhu

Mukuparadzira system dhizaini, kusimbisa kusarudzika kusarongeka pakati pekukwira uye kusarudzika kwematunhu emakwenzi kunosanganisira "kusarudza, kumhanya, uye kunzwa."

Kusarudzwa kunoenderana nekubatana pakati pekukasira uye kusakurisa mabhureki, nepo kumhanya uye kunzwa kunoenderana nehunhu hwechishandiso chetsiva uye mutsara wekushandisa.

Kubatira kwakakodzera pakati pekukwira uye kusarudzika kuputsa kunosarudza kupopotera dunhu, ichisanganisira mamwe matunhu asiri iwo mune yekuparadzira system enderera mberi. Zvisina kukodzera kubatana mhando dzemaperembudzi ematunhu

Kutumira Nguva: Jul-09-2024