Description: smallest flow rate at which the pump can operate without exceeding the noise and vibration limits specified in the order; Name: Min perm stable flow rate
Description: Lowest flow at which the pump can operate without exceeding the noise and vibration limits imposed in the order ; Name: Minimum allowable stable flow
Description: ten times the logarithm to the base 10 of the ratio of the sound power of a source, p, to a reference value, p0, expressed in decibels; Name: sound output level