Txoj cai ua hauj lwm ntawm cov khau tiv thaiv zoo li cas?
esd nkawm khau yog cov khau tiv thaiv uas tshem tawm hluav taws xob ntawm tib neeg lub cev thiab tiv thaiv hluav taws xob ntawm cov dej hauv qab 250V. Cov khoom no yog ua raws li kev cai GB4385-1995.
Nws tsuas yog siv los tiv thaiv kev ua haujlwm (xws li roj, tshuaj lom neeg, thee, luam ntawv, roj hmab, kev kho mob, kho kom zoo, hluav taws xob, thiab lwm yam). Thiab cov khau looj yuav tsum tsis txhob hnav cov kab tsho thiab cov hlua khi insulated thaum hnav. Nws yog txwv tsis pub siv nkawm khau los tiv thaiv kab mob ua ke.
Qhov chaw uas siv cov khau los tiv thaiv zoo li qub yuav tsum yog ib qho av zoo li qub, thiab qhov chaw uas cov khau coj los siv yuav tsum yog ib qho hluav taws xob nyob hauv pem teb.
Cov khau npo zoo li qub yuav tsum tau siv nrog khaub ncaws hnav khaub ncaws, tiv thaiv kom cov khoom huv, dej tsis muaj dej thiab ntub dej. Hauv txoj kev hnav, feem ntau tsis tshaj 200 h yuav tsum tau sim rau qhov kev ua hauj lwm ib zaug, yog tias qhov tsis ua hauj lwm tsis yog hauv qhov teev tseg, nws tsis raug siv los ua khau tiv thaiv tsis tau zoo.
