... ,impulse winding test ,frequency withstand voltage test etc.for Motor . Pressure,airflow,noise test for blower 7. CE marking . 2. Product ... .5Y Max airflow( m³/h) : 80 Rated inlet pressure (mbar) : -120 Rated outlet pressure(mbar):130 Noise (dB(A): 53 Net weight ... Dimension(mm) :256x246x247 Package dimension(mm): 360x360x367 3 . Product applications : high pressure whirl air pump side channel blower