Madiki ecircuit breakers (MCBs)chikamu chakakosha chemagetsi emazuva ano. Sezvinoratidzwa nezita racho, iswichi diki yemagetsi inodzima magetsi otomatiki kana paine chikanganiso. Chinyorwa chino chichaongorora kukosha uye basa rema "miniature circuit breakers" mukuchengetedza kuchengetedzeka kwemagetsi.
Chimwe chezvakanakira zvikuru zvekushandisamadiki ecircuit breakerskugona kwavo kudzivirira macircuit kubva ku overcurrent uye short circuit. Midziyo iyi yakagadzirirwa kubata current rating chaiyo, ichivimbisa kuti current inoyerera mucircuit haipfuure muganho wakatarwa. Kana paine overload kana short circuit,MCBkufamba, kukanganisa kufamba kwemagetsi uye kudzivirira njodzi dzingangoitika dzakadai sekupiswa zvakanyanya kana moto wemagetsi.
Madiki madiki edunhuanoshandiswa mumhando dzakasiyana-siyana dzemashandisirwo, kubva kudzimba dzekugara kusvika kumaindasitiri. Mukuvaka dzimba dzekugara,MCBsanowanzo kuwanikwa muma switchboards kudzivirira macircuit ega ega anopa magetsi kunzvimbo dzakasiyana dzemba. Izvi zvinoita kuti zvive nyore kuona nekuparadzanisa macircuit asina kunaka, zvichideredza njodzi yetsaona dzemagetsi.
Munzvimbo dzemaindasitiri, ma "miniature circuit breakers" anoshandiswa kuchengetedza michina nemidziyo. Midziyo iyi haingodziviriri chete ma "circuit", asiwo inomisa simba panguva yemagetsi asina kujairika, ichidzivirira kukuvara kwemichina inodhura. Nekukurumidza kuona nekuparadzanisa ma "circuit disadvantages" ane dambudziko,MCBsinobatsira kuchengetedza kushanda zvakanaka uye kudzivirira nguva inodhura yekuzorora.
Hunhu hwema "miniature circuit breakers" hunoita basa rakakosha pakuona kuchengetedzeka uye kuvimbika kwemasisitimu emagetsi. Kune mhando dzakasiyana dzeMCBskusarudza kubva, imwe neimwe ine curve yayo yerwendo inotsanangura kumhanya kwekupindura kune mhando dzakasiyana dzezvikanganiso. Izvi zvinoita kuti zvikwanisike kusarudza MCB yakakodzera zvinodiwa nedunhu, ingave iri electronics inonyanya kugadzikana kana mota ine inrush currents.
Pamusoro pezvo,madiki ecircuit breakersane mukana wekuti anogona kugadziriswazve, kusiyana nemafuyusi anoda kutsiviwa kana adonha. Kana dambudziko ragadziriswa uye mudzi waro wagadziriswa,MCBinogona kugadziriswa nemaoko nekungobatidza switch zvakare. Basa iri rinowedzera nyore uye rinoderedza mari yekugadzirisa nekufamba kwenguva.
Chimwe chinhu chekufunga nezvacho pakukurukuramadiki ecircuit breakerssaizi yavo diki. Kusiyana nema "circuit breakers" akajairwa anokura uye anotora nzvimbo yakawanda,MCBsdzakatetepa uye dzinogona kuiswa zviri nyore mukati mema switchboards. Izvi zvinoita kuti dzive sarudzo yekutanga kana nzvimbo iri shoma, senge muzvivakwa zvekugara kana zvemabhizinesi zvine makabati emagetsi mashoma.
Mukupedzisa,madiki ecircuit breakerszvinhu zvakakosha mukuchengetedza kuchengetedzeka kwemagetsi mukushandiswa kwakasiyana-siyana. Kugona kwavo kudzivirira kubva kumagetsi akawandisa uye mapfupi, pamwe chete nezvinhu zvinogadziriswazve uye saizi diki, zvinoita kuti zvive zvakakosha mumagetsi emazuva ano. Ingave iri mumba, muhofisi kana mumaindasitiri,MCBschengetedza mashandiro ematunhu zvakanaka uku uchideredza njodzi dzinogona kuitika.
Nguva yekutumira: Gunyana-06-2023