... CE Marking Insulation,IP55,Cla FLS Vacuum gas pump Product Features: 1. Designed and improved by ... winding test ,frequency withstand voltage test etc.for Motor . Pressure,airflow,noise test for blower. 7. CE marking . ... ( m³/h) : 103 Rated inlet pressure (mbar) : -250 Rated outlet pressure(mbar):250 Noise (dB(A): 61 ... dimension(mm): 374x399x394 3 . Product applications : high pressure vacuum gas pump