Explosion-proof markings on electrical equipment represent the specific explosion-proof construction employed in these devices.
Portlashga qarshi tur | Gaz portlashdan himoyalangan belgi | Chang portlashdan himoyalangan belgi |
---|---|---|
O'z-o'zidan xavfsiz tur | ia,ib,tushunarli | ia,ib,tushunarli,iD |
Exm | ma,mb,mc | ma,mb,mc,mD |
Barotrop turi | px,py,pz,pxb,pyb,pZc | p;pb,kompyuter,pD |
Kengaytirilgan xavfsizlik turi | e,eb | / |
Olovga chidamli turi | d,db | / |
Yog 'moyga botirilgan turi | o | / |
Qum bilan to'ldirilgan qolip | q,qb | / |
N-turi | nA,nC,nL,nR,nAc,nCc,nLc.,nRc | / |
Maxsus tur | S | / |
Qobiq himoya turi | / | qaragan,tb,tc,tD |
These identifiers encompass a range of types, such as flameproof “d”, xavfsizlikni oshirdi “e”, ichki xavfsizlik “i”, moyga botiriladi “o”, qum bilan to'ldirilgan “q”, kapsulalangan “m”, turi “n”, special type “s”, and designs for dust explosion-proofing, Boshqalar orasida.