Description: Flow rate measured in the pump inlet nozzle divided by the inlet cross-section of the pump; Name: mean speed in entry
Description: Measured rate of flow at pump inlet connection divided by the inlet area of the pump; Name: Mean velocity at inlet
Description: Allocation of explosion-protected electrical operating media according to their maximum surface temperature for use in explosion-capable atmosphere in accordance with (IEC 50(426):1990; Name: Explosion protection temperature class of the electric motor