Permanent magnet use high-srength NdFeB (neodymium iron boron) magnetic steel, high magnetic energyproduct and coercivity of NdFeB magnetic steel, make rare-earth permanent magnet motor have small size , lightweight , high ffient, good character etc, a series of advantages.
Huada AD series permanent magnet variable frequency two-stage screw compressor adopts a special high-performance motor design, which has the characteristics of small motor rotation inertia, wide operating frequency, high performance and long life.