Tus ntaiv CE Marking EN131 Standard yog dab tsi

Cov txheej txheem European EN 131 qhia txog qhov tsawg kawg nkaus thiab siab tshaj cov qauv uas yuav tsum tau ua raws li tus yam ntxwv ntawm tus ntaiv, thiab daim ntawv lo 'EN 131' tsuas yog tshwm sim ntawm qhov cim ntawm tus ntaiv tshwj xeeb yog tias tag nrho EN 131 cov cai ntawm tus qauv siv tau rau hom ntaiv tau ntsib.

 

Cov ntaiv yog CE cim rau daim ntawv pov thawj kev nyab xeeb rau peb chav kawm:

Cov ntaiv yuav tsum yog xim coded los muab qhov pom kev yooj yim ntawm lawv qhov kev faib tawm - Chav 1 ntaiv feem ntau yog cim xiav, EN131 ntaiv ntsuab (lossis daj) thiab Chav Kawm III cov ntaiv feem ntau pom muaj xim grey. Kev txheeb xyuas xim feem ntau yog siv rau cov roj hmab taw ntawm cov ntaiv thiab cov kauj ruam thiab / lossis cov lus qhia ntxiv rau cov neeg siv thiab cov ntawv ceeb toom.

 

• 1. Cov ntaiv 1

Qib 1 cov ntaiv yog cov ntaiv siab tshaj plaws nyob rau hauv cov ntsiab lus ntawm lub zog thiab zoo. Cov ntaiv no tsim nyog rau cov haujlwm hnyav hauv kev lag luam thiab ib puag ncig.

 

• 2, Cov kauj ruam EN131

European Standard EN131 yog ib qho kev faib tawm thoob teb chaws Europe uas hloov cov qub British Standard rau Class II ntaiv. Hauv UK, qhov kev faib tawm no yog hu ua BS EN131. Cov ntaiv no yog qhov zoo tshaj plaws rau kev lag luam teeb ua haujlwm thiab hnyav hnyav DIY siv.

 

• 3. Chav Kawm III Hauv Tsev

Class III ladders yog rau kev siv hauv tsev nkaus xwb thiab yeej tsis tsim nyog siv rau hauv kev lag luam lossis kev lag luam ib puag ncig.

Chav kawm III ntaiv rau kev siv hauv tsev tsis pom zoo thiab cov neeg siv tau qhia kom yuav yam tsawg kawg yog EN 131 ntaiv lossis cov kauj ruam.The EN 131 ntaiv tus qauv muaj kev nyab xeeb dua thiab cov neeg siv yuav txaus siab rau qhov zoo dua, kev pabcuam zoo dua, lub neej ntev dua thiab muaj txiaj ntsig zoo dua. Cov nyiaj uas EN 131 cov ntaiv muab rau ntawm cov ntaiv hauv tsev hauv chav kawm III.

 

• EN 131 tus qauv yuav tsum muaj:

Kev thauj khoom suav nrog cov cuab yeej yuav tsum tsis pub tshaj 150kg. Ntxiv rau, tsuas yog ib tus neeg raug tso cai siv tib lub sijhawm

 

EN 131 tus qauv tsis siv rau cov quav quav uas EN 14183 tus qauv siv

Qhov tob tob yuav tsum yog yam tsawg 20 mm

Kev txhawb nqa nce nrog qhov sib npaug los yog ntau dua 80 mm yog technically hu ua 'cov kauj ruam', txawm hais tias kev lag luam lawv feem ntau hu ua 'cov kauj ruam dav'. Kev txhawb nqa me dua 80 mm tsis tuaj yeem hu ua qhov no.

Qhov kev ncua deb ntawm rungs los yog cov kauj ruam yuav tsum yog ib yam, nrog ib tug permissible sib txawv ntawm ± 2 hli.