excavator Return oil filter
Hangzhou Dingteng Industrial Co.,Ltd | Updated: Oct 11, 2017The magnetic flux direction of the series winding is the same as that of the main winding, the starting torque is about 4 times times of the rated torque, and the torque of the short time overload is about 3.5 times times of the rated torque. The speed change rate is 25%~30% (related to series windings). The rotational speed can be adjusted by weakening the magnetic field strength. Commutator of the reversing plate using silver copper, cadmium copper and other alloy materials, with high-strength plastic molded into.