Electric Machinery Technic Parameter Parameter Name/Product Type YDC08 YDC08 Permitted Difference Value Rating Voltage竊�竊�220 230 240 110 120 220 230 240 110 120 / Rating Frequency竊�z竊�50/60 50/60 / Rating Input Power竊�竊�200 400 ±10% Most Vacuum Limit竊�pa竊�12 14 -5% Most Air Quantity竊�3/min竊�1.2 1.6 -8% Temperature竊�竊�<75 <75 / Yawp竊�B竊�92 92 / Spark Grade Insulation Grade B B / Most Indraft Efficiency竊�竊�35 32 -10%