Description: the mass of the object without add-on part and operating materials; Name: weight of empty object
Description: mass of the object without add-on part and operating materials; Name: empty weight
Description: The EU directive 2014/34 (ATEX) classifies explosion-proof devices into categories in Europe. At the international level, there was introduced the EPL (Equipment Protection Level); Name: Explosion protection Equipment Protection Level (EPL) of the pump