... ,2 division; Arrange and mount the flame-proof, explosion-proof elements in a cabinet welded by thin iron ... to the system diagiram of users. Explosion-proof elements, Explosion-proof element is subject to system diagram. Ratedvoltage( ... 10%Exde BT4Exde CT4IP54,The choose the explosion-proof element's de-pending on the schematic ... switch, please show the current. Explosion-Proof, Distribution Cabinet