Dab tsi yog qhov kev txhim kho ntawm cov dej xau tiv thaiv?

1. Cov cuab yeej siv thiab qhov chaw uas cov khoom tiv thaiv tawm (tshwj xeeb hloov pauv) yuav tsum tau teeb tsa
(1) Cov khoom siv hluav taws xob txawb hluav taws xob thiab cov cuab yeej hluav taws xob tuav tes uas yog Class I (Class I cov khoom siv hluav taws xob, uas yog, cov khoom tiv thaiv hluav taws xob tsis yog tsuas yog nyob ntawm cov khoom siv hluav taws xob nkaus xwb, tab sis kuj suav nrog kev ceev faj ntxiv, xws li grounding ntawm cov khoom plhaub);
(2) Cov khoom siv hluav taws xob tau nruab rau hauv cov av noo, muaj zog corrosive thiab lwm qhov chaw hnyav;
(3) Cov khoom siv hluav taws xob siv hluav taws xob thiab khoom siv ntawm cov chaw tsim kho;
(4) Kev teeb tsa hluav taws xob ib ntus rau kev siv hluav taws xob ib ntus;
(5) Qhov (socket circuits) nyob rau hauv cov chav qhua ntawm cov tsev so, tsev noj mov thiab cov tsev qhua;
(6) Cov khoom siv hluav taws xob hauv cov tsev xws li chaw ua haujlwm, tsev kawm ntawv, chaw lag luam, thiab chaw nyob;
(7) Cov khoom siv teeb pom kev hauv qab dej rau cov pas dej da dej, qhov chaw, thiab da dej;
(8) Cov kab hluav taws xob thiab cov khoom siv tau nruab rau hauv dej;
(9) Cov khoom siv hluav taws xob kho mob hauv tsev kho mob uas muaj kev sib cuag ncaj qha nrog tib neeg lub cev;
(10) Lwm qhov chaw uas cov khoom tiv thaiv yuav tsum tau nruab.
2. Kev siv lub tswb nrov tiv thaiv
Rau cov khoom siv hluav taws xob lossis qhov chaw uas yuav ua rau muaj kev sib tsoo lossis kev poob nyiaj txiag tseem ceeb thaum lub hwj chim raug txiav tawm vim qhov xau, yuav tsum tau nruab ib lub tswb-hom leakage protector, xws li:
(1) Kev teeb pom kev zoo thiab teeb pom kev xwm txheej ceev hauv cov chaw pej xeem;
(2) Cov hluav taws tua hluav taws thiab cov cuab yeej siv kom muaj kev nyab xeeb hauv cov chaw pej xeem;
(3) Kev siv hluav taws xob rau cov khoom siv tua hluav taws, xws li cov khoom siv hluav taws xob, cov twj tua hluav taws, cov hluav taws xob tua hluav taws, thiab lwm yam.;
(4) Fais fab mov rau lub tswb tiv thaiv tub sab nyiag;
(5) Lwm cov cuab yeej tshwj xeeb thiab qhov chaw uas tsis tso cai rau hluav taws xob.