Zipangizo Zoteteza (SPD Yamakono Yolunjika)

Kukula kwa Ntchito

SPD ndi yoyenera mitundu yonse ya makina ogawa magetsi otsika omwe ali ndi magetsi otsika pansi pa 1000 volts komanso pafupipafupi ya 50/60HZ, monga positi ndi ma telecommunication, njanji, machitidwe azachuma, minda yamafuta, nyumba zazitali, nyumba ndi maofesi. Kuteteza zida zamagetsi (monga makompyuta, zida ndi zida, zida zapakhomo, ndi zina zotero) za ogwiritsa ntchito magetsi awa ku mphezi, magetsi opitilira muyeso komanso kuwonongeka kwina kwa magetsi opitilira muyeso. Onetsetsani kuti zida ndi chitetezo cha munthu payekha ndi chipangizo chabwino kwambiri choteteza magetsi opitilira muyeso.

Kapangidwe kake ndi mfundo yogwirira ntchito

Mu dongosolo la mawaya anayi la magawo atatu, zotetezera zimalumikizidwa pakati pa mawaya atatu ndi waya wopanda mbali ku waya wapansi (onani chithunzi pansipa). Muzochitika zachizolowezi, chotetezera chimakhala mu boma la Levin, ndipo pamene gridi yamagetsi ikukhudzidwa ndi mphamvu yowonjezereka chifukwa cha mphezi kapena zifukwa zina. Chotetezeracho chidzayatsidwa mwachangu munthawi ya nanosecond, ndikuyambitsa mphamvu yowonjezereka padziko lapansi, motero kuteteza zida zamagetsi zomwe zili pa gridi yamagetsi. Mphamvu yowonjezereka ikadutsa mu chotetezeracho ndikuzimiririka, chotetezeracho chimabwerera ku mphamvu yowonjezereka. Kuti chisakhudze ntchito yachizolowezi ya gridi yamagetsi.

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