Screw /Rotary Vacuum Pump
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electrical motor PM AC ASD rotary air vaccum pump compressor screw compressor
1.energy-saving screw vacuum pump adopts the new-generation screw profile .
2.directly driven , no transmission loss to get nearly 100% transmission efficiency.
3.Vector frequency conversion control, quick response, reasonable distribution of current value, and better torque boost effect.4.Full range of permanent magnet frequency conversion technology
