Vazhinji vedu tinotora zvishoma kuti tikwanise kuvhara chigadziko kana kuvhara kubva pasi kana kumusoro kwezvikwiriso, kana kubva pamasuo maviri akasiyana kusvika muimba. Asi shanduro yemasvingo iyo inobvumira iyi zvinyorwa zvisiri magetsi. Inonzi inonzi 3-way switch , uye iyo yakananga zvakasiyana zvakasiyana-siyana-kana single-pole-switches.
3-Way Switching Basics
Chinhu chaunofanira kuyeuka pamusoro pe 3-way switch wiring ndeyekuti 3-way switch inoshandiswa nguva dzose muviri.
Mune mamwe mazwi, kana dunhu rine ma-3-switch switches, rinogara riine vaviri vavo. Kana pane dzimwe shanduko patafura imwe chete, idzi dzinofanirwa kunge dziri 4-switch switches; 3-way switches haisati yashandiswa pamakwikwi akafanana neyero-single-pole switches. A 4-way switch inofanana ne-3-way uye inobatanidza neyese nzira-3 yekupa kutenderera kubva munzvimbo nhatu kana kupfuura.
Nzira Yokuziva Nayo 3-Way Switch
Kana ichionekwa kubva mberi, chimiro chimwechete cheputi-chechi chinoshandura chinenge chiri "on / off" chiratidzo pedyo ne (kana pamusoro uye pasi) pasi. Nzira ye-3-way haina "on" kana kuti "off" marinho nokuti inogle inogona kuvhenekera kana kuvhara pane imwe nzvimbo, uye izvi zvinoenderana nenzvimbo yeimwe shanduko inoshandiswa. A 4-way switch hainawo "on / off" markings, nokuda kwechikonzero chimwe chete.
Imwe nzira yakajeka yekuziva nzira yekutsvaga 3 ndiyo kutarisa mutumbi wechinja uye kuverenga nhamba yezvirwere zvinopera: nzira ye 3-way ine magweta matatu ekupedzisira pamwe chete pasi.
Zvimwe zvemagetsi zvinoratidzwa ruvara-rwonzi-kana mhangura-ruvara-uye vanonzi vafambi . Iyo imwe mhete-yakavaravara inonzi inozivikanwa seyaini inogara. Ivhu rinowanzosvibira.
Urongwa hwezvipembenene izvi husiyana zvichienderana nechinangwa chekugadzira. Pane imwe nzira 3-switch, mafambi maviri anofamba ari kune rumwe rutivi rwechigunha chemuviri, nejecha rinowanikwa kune rumwe rutivi.
Neimwe shanduko, mufambi anofamba anowirirana kumativi akasiyana-siyana emushanduri, nejecha rinowanikwa kune rimwe divi rinopera komutumbi wemushanduri.
Wiring ye 3-Way Switch
Nzira yakakodzera yekushandura kwemafuro matatu inobva pane iyo inopinda munharaunda. Yeuka kuti 3-way switch nguva dzose inowanikwa muviri. Izvo zviviri zvinoshandiswa zvinogona kuuya mushure mekunge kana mushure mekugadzirisa chiedza mumutunhu, kana kuti iwe unogona kushandura rimwe kumativi ose, nechinenge chiri mukati.
Nhare inonyanya kukosha kuti iite zvakanaka ndiyo yakabatanidzwa kune imwe shanduko inowanzo inonzi screw terminal. Iyi ndiyo "inopisa" tsvina (kazhinji yakavaraidza yakasviba, asi kwete nguva dzose), uye inounza simba kubva kune imwe nzvimbo uye inorinunura kubva kune imwe shanduko kuenda kune inotevera uye kune chigadziko. Zvichienderana nezvinoshandiswa kuchinjika mumutambo, tambo yakasviba inogona kugovera simba kumutsara wokutanga kubva kune simba, kana kuti ichange ichipa simba kubva kune imwe shanduko kusvika kuchigadzirisheni (kana kuti kugadzika ipapo yechipiri shanduko, kana kugadzirwa kuri pakati).
Idzi mbiri dzinoenda kumagetsi dzinoshandiswa kubatanidza "fambi" dzevambo. Mufambi wacho anofamba achifamba pakati penzira mbiri, achipa nzira mbiri dzinogona kugadzirisa dunhu uye kutumira simba kuenda kune chiedza.
Hazvina mutsauko iyo fambi inofamba inofamba kune iyo inofamba yefambi pachinja; vafambi vanoenda kune dzimwe nzvimbo vanochinja.
Cherechedza kuti magetsi ekupedzisira anonziwo "anotonhora" nokuti anotakura simba kana shanduko dziripo. Sekuchengetedzwa kwekuchengeteka, kana tambo inogadziriswa yakachena (iyo inowanzo "tambo" isina tsvina), inofanira kuve yakanyorwa nebhokisi remateyuta mutsvuku pedyo nechinoshandiswa, zvichiratidza kuti inopisa (kwete inotsigira) tambo.
Mamwe mawindo ari mudunhu ane ma-3-switches ndiwo asingatori (kazhinji akachena) uye pasi (kazhinji isina mbiru kana tema). Iyo isina kutambanudza tambo inoputira zvose ma-3-switches asi inobatanidza kusvika pakagadziriswa. Ivhu rinobatanidza kune pasi rinogadziriswa pachinja choga choga uye pane kugadzirisa chiedza.
Inonyanya Nzira Yokugadzirisa 3-Way Switch
Kana iwe uri kungovhara imwe nzira yekare yekutengesa kweimwe itsva, shandisa izvi nyore nyore kuti uwane wiring zvakarurama: Usati wadzivisa mahwindo chero ipi zvayo pamushanduki wekare, tsvaga foni yakanamatirwa kune yavanogara screw terminal uye iiise iyo ne chikamu che tepi.
Zvadaro, unogona kubvisa zvitambo zvose zvitatu kubva pane shandura, pamwe chete netambo yevhu. Nemhaka yekuti dzimwe nheyo mbiri (vafambi) dzinoshandurana, hazvibvunzi kuti ndeupi wefambi anofamba iwe unowaisa kune-hapana chikonzero chekutora mazita.