Cov hauv paus ntsiab lus rau xaiv cov khoom tiv thaiv dej

Mar 11, 2024

Tso lus

Peb yuav tsum ua raws li cov hauv paus ntsiab lus hauv qab no thaum xaiv cov khoom tiv thaiv tawm:
1. Thaum yuav cov khoom tiv thaiv tawm, koj yuav tsum yuav cov khoom lag luam los ntawm cov tuam txhab tsim khoom, thiab cov khoom zoo yuav tsum dhau qhov kev tshuaj xyuas. Ntawm no kuv xav ceeb toom rau txhua tus: ntau cov khoom tiv thaiv xau muag hauv khw yog cov khoom lag luam tsis zoo. Thaum Lub Kaum Hli 28, 2002, General Administration of Quality Supervision, Inspection and Quarantine tshaj tawm cov txiaj ntsig ntawm kev soj ntsuam xyuas qhov zoo ntawm cov khoom tiv thaiv dej. Kwv yees li 20% ntawm cov khoom tsis tsim nyog. Cov teeb meem tseem ceeb yog: qee qhov tsis tuaj yeem cuam tshuam luv luv tam sim no ib txwm thiab tshem tawm cov phom sij hluav taws kub; Nws muaj kev tiv thaiv ntawm tus kheej hluav taws xob poob siab; kuj tseem muaj qee cov khoom siv tripping uas mus txawv tebchaws thaum lawv yuav tsum tsis txhob, cuam tshuam rau kev siv hluav taws xob ib txwm muaj.
2. Cov yam ntxwv xws li cov khoom siv hluav taws xob hluav taws xob, kev khiav hauj lwm tam sim no, cov dej xau tam sim no thiab lub sijhawm ua haujlwm ntawm cov khoom tiv thaiv yuav tsum tau txiav txim siab raws li kev tiv thaiv kev tiv thaiv, cov cuab yeej siv kev nyab xeeb thiab ib puag ncig.
3. Thaum cov khoom siv hluav taws xob siv cov hluav taws xob tiv thaiv kev tiv thaiv hierarchical, cov kev xaiv ntawm kev hloov pauv ntawm qib siab thiab qib qis yuav tsum ua tiav. Feem ntau, qhov ntsuas hluav taws xob tam sim no ntawm cov hluav taws xob hluav taws xob sab saud tsis yog tsawg dua li cov ntsuas hluav taws xob tam sim no ntawm cov khoom tiv thaiv tom ntej. Qhov no tuaj yeem tsis tsuas yog tiv thaiv kev nyab xeeb ntawm tib neeg thiab cov cuab yeej siv, tab sis kuj tseem zam dhau kev taug kev ntau dhau thiab txo qhov kev soj ntsuam kev sib tsoo.
4. Cov cuab yeej siv hluav taws xob (tshwj tsis yog Chav Kawm III), cov khoom siv hauv tsev txawb (tshwj tsis yog Chav Kawm III), lwm yam khoom siv hluav taws xob hluav taws xob, thiab cov khoom siv hluav taws xob uas muaj kev pheej hmoo ntawm hluav taws xob ntau dua yuav tsum tau nruab nrog cov khoom tiv thaiv hluav taws xob.
5. Cov khoom siv hluav taws xob hauv cov chaw tsim kho thiab cov kab ib ntus yuav tsum tau nruab nrog cov khoom siv tiv thaiv. Qhov no yog qhov yuav tsum tau ua kom pom tseeb hauv "Technical Specifications for Safety of Temporary Electricity Use at Construction Sites" (JGJ46-88).
6. Lub qhov (socket circuits) hauv cov chaw ua haujlwm, tsev kawm ntawv, chaw ua lag luam, thiab cov tsev nyob, nrog rau lub qhov (socket circuits) hauv cov chav tsev so, tsev noj mov, thiab cov tsev qhua, yuav tsum tau nruab nrog cov khoom siv tiv thaiv.
7. Cov khoom siv hluav taws xob thiab cov khoom siv tau nruab rau hauv dej, nrog rau cov chaw muaj av noo, qhov kub thiab txias, cov hlau loj nyob coefficients thiab lwm qhov chaw uas muaj cov khoom siv hluav taws xob zoo, xws li cov chaw ua haujlwm hauv kev siv tshuab, metallurgy, textile, electronics, khoom noj khoom haus thiab lwm yam lag luam. , nrog rau chav boiler thiab cov twj tso kua dej. Chav tsev, tsev noj mov, chav dej, tsev kho mob thiab lwm qhov chaw yuav tsum muaj kev tiv thaiv los ntawm cov khoom tiv thaiv.
8. Rau cov khoom siv hluav taws xob nrog cov kab ruaj khov thiab cov chaw ua haujlwm ib txwm muaj, lub thawv xa hluav taws xob nrog cov khoom tiv thaiv yuav tsum tau siv. Cov khoom siv hluav taws xob me me rau kev siv ib ntus yuav tsum siv lub ntsaws ntsaws ruaj ruaj (lub rooj zaum) lossis lub qhov (socket box) uas muaj cov khoom tiv thaiv to.
9. Thaum cov khoom tiv thaiv xau yog siv los ua kev tiv thaiv ntxiv rau kev tiv thaiv kev tiv thaiv ncaj qha (nws tsis tuaj yeem siv los ua kev tiv thaiv kev tiv thaiv nkaus xwb), yuav tsum tau xaiv cov khoom tiv thaiv kev tiv thaiv siab, ceev ceev.
Hauv ib puag ncig, qhov kev txiav txim tam sim no yuav tsum tsis pub tshaj 30mA thiab lub sijhawm ua haujlwm yuav tsum tsis pub tshaj 0.1s. Ob qhov kev ntsuas no ua kom ntseeg tau tias yog tias tib neeg lub cev tau txais hluav taws xob poob siab, nws yuav tsis ua rau muaj kev phom sij thiab kev phom sij rau tus neeg uas tau txais hluav taws xob poob siab.
Qhov ntsuas kev khiav hauj lwm tam sim no ntawm cov khoom tiv thaiv tawm hauv chav dej, pas dej da dej thiab lwm qhov chaw yuav tsum tsis pub tshaj 10mA.
Nyob rau hauv cov xwm txheej uas qhov xwm txheej thib ob yuav tshwm sim tom qab hluav taws xob poob siab, yuav tsum tau siv lub ntsuas hluav taws xob nrog lub ntsuas hluav taws xob ntawm 6mA.
10. Rau cov khoom siv hluav taws xob uas tsis pub siv hluav taws xob, xws li cov teeb pom kev zoo hauv cov chaw pej xeem, teeb pom kev zoo thaum muaj xwm ceev, cov khoom siv hluav taws xob rau cov khoom siv hluav taws xob, cov khoom siv hluav taws xob rau lub tswb tiv thaiv tub sab, thiab lwm yam, lub tswb-hom xau tiv thaiv yuav tsum tau siv los qhib lub suab nrov thiab pom lub tswb ceeb toom kom ceeb toom rau Cov Thawj Coj daws qhov tsis ua tiav tam sim ntawd.

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