взрывозащищённое исполнение(Equipment designed in accordance with existing codes and standards such that it will operate in a specified hazardous environment without causing an explosion. For further information, contact the National Electrical Manufacturers Association. IT. Said of an enclosure that is capable of withstanding an explosion of a specified gas or vapor that may occur within it, and of preventing the ignition of the gas or vapor surrounding it. DAC. Designed and constructed to withstand or minimize damage from an internal or external explosion. WT Alexander Demidov); взрывоупорный