O le fea Lauga e sili atu ona maualuga mo le pefu e fa'amaonia po'o le kesi e fa'amaonia

E leai se fa'atonuga i fa'atonuga fa'asao pa mo le pefu ma le kesi, aua o lo'o pulea e tulaga fa'ale-atunuu eseese. O le fa'amaoniaina o le pa'u o le pefu e mulimuli i le tulaga masani GB12476, a'o fa'amaonia le pa'u kasa o lo'o pipi'i ile GB3836.

O tulaga eseese o lona uiga o su'ega na faia i le faagasologa o tusipasi e eseese. O lea la, these two types of explosion-proof equipment are not interchangeable and cannot replace each other.