Description: differential pressure measured between the inlet and outlet ports for the operating conditions; Name: diff pr rated
Description: Differential pressure for the operating conditions at the guarantee point ; Name: Rated differential pressure 
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