Description: remaining, unused volume at the end of the pressure stroke; Name: Dead space volume
Description: volume remaining unswept at the end of the discharge stroke; Name: clearance volume
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