Los tiv thaiv zoo li qub nkawm khau
1. Cov khau tiv thaiv zoo li qub yog cov khau tiv thaiv uas tshem tawm hluav taws xob zoo li qub ntawm tib neeg lub cev thiab tuaj yeem tiv thaiv cov hluav taws xob hluav taws xob qis dua 250V. Cov khoom no yog tsim raws li GB4385-1995 tus qauv.
2. Nws yog feem ntau siv rau txhua qhov chaw uas hluav taws xob zoo li qub yuav ua rau muaj kev sib tsoo thiab tawg vim hluav taws xob zoo li qub ntawm tib neeg lub cev (xws li chaw ua haujlwm hauv roj av, tshuaj lom neeg, thee mine, luam ntawv, roj hmab, kho mob, huv, hluav taws xob thiab lwm yam kev lag luam )
3. Cov khau tiv thaiv zoo li qub thiab cov khau uas tsis zoo ua ke yuav tsum tsis txhob hnav cov hnab looj tiv thaiv tuab thiab cov insulated tiv thaiv nyob rau tib lub sijhawm. Nws yog txwv tsis pub siv khau los tiv thaiv kev tiv thaiv zoo li hom khau insulated.
4. Qhov chaw uas cov khoom siv los tiv thaiv kev tiv thaiv zoo li qub yuav tsum yog cov av tawm tsam, thiab qhov chaw ntawm cov khau uas siv rau kev ua haujlwm yuav tsum yog av ua kom muaj kev ua tau zoo los tiv thaiv kev ua haujlwm.
5. Cov khaub ncaws los tiv thaiv zoo li qub yuav tsum siv nrog kev tiv thaiv cov khaub ncaws zoo li qub, them sai sai rau cov khoom ua kom huv, tsis muaj dej noo thiab noo noo.
6. Thaum lub caij hnav, cov txheej txheem tiv thaiv yuav tsum ua ib zaug nyob hauv 200 teev. Yog tias qhov kev tawm tsam tsis dhau li teev hom, nws tsis tuaj yeem siv ua cov khau tawv los tiv thaiv kev tiv thaiv. Cov khau los tiv thaiv zoo li qub yuav tsum muaj qhov kam ntawm 100K ohms thiab 1000M ohms.