He aha ke ʻano o ka Pahū-Hōʻoia Level Exd II BT4

Loaʻa i kēlā me kēia huahana ka hōʻike pahū, ka mea e hoʻokaʻawale i ke ʻano o ka hoʻolālā pahū a me nā hiʻohiʻona kūpono. ʻo kahi laʻana, ua wehewehe ʻia ka helu explosion-proof Exd IIB T4 ma lalo nei.

Ex: Hōʻailona pahū.

d: ʻO ke ʻano o ka pahū-hōʻike pale ahi. Aia kekahi mau ʻano palekana intrinsic ia, ib; hoʻonui i ka palekana ʻano e; ʻano ʻaila piha o; ʻano hoʻopiha one q; ʻano hoʻopili ʻia m; a me ke ʻano hui (hoʻohana mau ʻia i nā pahu hāʻawi pahū).

II: E pili ana i ka mahele elua o lako uila pahū. He kūpono kēia māhele no pahū nā wahi kinoea ʻē aʻe ma waho o nā mine lanahu (Papa I). Aia kekahi papa III: Nā lako uila no nā wahi lepo pahū ma waho o nā lua lanahu. Papa IIIA: Nā pulupulu puhi; Papa IIIB: lepo hoʻokele ʻole; Papa III: lepo hoʻokele.

B: Papa IIB kinoea. Aia kekahi IIC a me IIA. ʻO IIC ka pae kiʻekiʻe loa, pili ia IIA a me IIB. He kūpono ʻo IIB no IIA, akā ʻaʻole hiki i nā pae haʻahaʻa ke hoʻohana i nā mea kiʻekiʻe.

T4: ʻO ka mahana wela ʻO ka papa he T4, me ka wela o ka ili o ka mea hana ma lalo o 135°C.