Shenhai eksplosionssikker
Explosion-proof markings on electrical equipment represent the specific explosion-proof construction employed in these devices.
| Eksplosionssikker type | Gaseksplosionssikkert symbol | Støveksplosionssikkert symbol |
|---|---|---|
| Egensikker type | bl.a,ib,ic | bl.a,ib,ic,iD |
| Exm | ma,mb,mc | ma,mb,mc,mD |
| Barotropisk type | px,py,pz,pxb,pyb,pZc | s;pb,pc,pD |
| Forøget sikkerhedstype | e,eb | / |
| Brandsikker type | d,db | / |
| Olie nedsænket type | o | / |
| Sandfyldt form | q,qb | / |
| N-type | nA,nC,nL,nR,nAc,nCc,nLc.,nRc | / |
| Speciel type | S | / |
| Skalbeskyttelsestype | / | over,tb,tc,tD |
These identifiers encompass a range of types, such as flameproof “d”, øget sikkerhed “e”, indre sikkerhed “jeg”, olie-nedsænket “o”, sandfyldt “q”, indkapslet “m”, type “n”, special type “s”, and designs for dust explosion-proofing, blandt andre.