Description: Difference of the total energy head at the outlet side of the pump to the total energy head at the inlet side of the pump; Name: energy circulating lift of the pump
Description: difference between the total head at the outlet side of the pump and the total head at the inlet side of the pump; Name: lift circulating pump
Description: Classification of electrical and not electrical operating supplies according to the explosion capable atmosphere in which they are provided for use; Name: Explosion protection-device group of the complete device