Description: Determined integral of the sound power p over a specified time interval of duration t (starting at t1 and ending at t2); Name: Energy of sound
Description: determined 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: classifies the scope of the protection of the electromagnetic device against direct contact, against insertion of hard foreign objects and/or infiltration through water; Name: Protection type class of the electric motor