Positive pressure explosion-proof distribution board
Power Distribution Cabinet
ExPde(m)[ia]ia IIB/IIC

PXK-Series positive pressure explosion-proof distribution board/distribution box

Applications

1. The product is applicable  for  chemical  industry,  off shore artesion well flat, metallurgy,    medication, light  industry,  textile,  foodstuff,  biological project, aviation and  spaceflight 

project  and  military  explosive-atmospheres for,  three phase four wire AC power system or all current systems;
2. Hazardous: division 1&2;
3. Explosive gas atmosphere: class A, B, C;
4. Indoor and outdoor.

Features

1. Adopts Medium speparate ignitor to achieve the explosion-proof aim.That is putting all the explosion-proof components in the shell filled with postive pressure clean medium,the medium can stopping electric ignitor or hazardous high temperature reaching electric components,to achieve explosion-proof  aim;
2. The  products  can  be  fixed with inspection  meter,  analysis meter, vision meter,  monitor,  Micro-computer touch  screen,  high power  transducer and other electric  components,  the  inside  components are unlimited;
3. Adopts main switchboard,and auxiliary switchboard structure,main switchboard is the pressurised chamber, inside installed the components and the need ed sense system,ventilating system and presure adjustment system.Inside auxiliary switch board self-control explosion-proof pressure displaying ,in and out gas soureces connection entry.The self-supply gas type also have explosion-proof gas supplying system;
4. There  are  box  style,  musical  plate  style  and  board  style, the  board are divided into fluctuated structure into right  and  left strueture,  the body is welded  by steel plate and  sprayed  with  plastic,  the board  shelf is welded by standard profiled bar, surface is sprayed  with  plastic,  the joint  plane is  handled sealing, treatment operating from frontal door and 

maintaining from  back door, Normally we select GB710-88 cold casted steel, also can select GB3280-84 stainless.

Main technical parameters