Description: determined integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: energy of sound
Description: integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: sound energy
Description: Information as to whether the pump unit is suitable for feeding gases and liquids and gas mixes and liquid mixes without additional external aids; Name: Regenerative design