Shenhai Explosion-Proof
Lub npe Ex td a21 faib nws li Class II, Qeb B, los yog C rau cov qauv pov thawj tawg.
| Hom tawg pov thawj | Gas Explosion-proof Symbol | Dust Explosion-proof Symbol |
|---|---|---|
| Intrinsically Safe Hom | Intrinsically Safe Hom | yog,ib,ib ic,iD |
| Exm | mav,mb ib,mc | mav,mb ib,mc,mD |
| Hom Barotropic | ib px,py,pz ua,pxb ib,pyb,pzc ua | p;pb ua,pc ua,pD |
| Ntau hom kev nyab xeeb | e,ib eb | / |
| Hom Flameproof | d,db ua | / |
| Roj Immersed Hom | O | / |
| Xuab zeb puv Pwm | q,qb ib | / |
| N-type | nA,nC,nL,nR,nAc,nCc,nLc,nRo | / |
| Hom tshwj xeeb | S | / |
| Shell Protection Hom | / | ntsej muag,tb,tc,tD |
Ex: Qhia tias cov khoom siv hluav taws xob ua tau raws li ib lossis ntau hom kev tiv thaiv tawg tau teev tseg hauv Tuam Tshoj tus qauv GB3836, ua kom tsim nyog rau ib puag ncig uas muaj kev phom sij tawg.
td: Qhov no sawv cev rau kev tiv thaiv los ntawm kev siv lub enclosure.
ib a21: Qhia txog Class A cov khoom siv hluav taws xob tsim rau Zone 21 hmoov av tawg chaw.