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About us
08-03-2019
Brief Introduction Wenling Nanshan Electric Machinery Factory(NOSCH) was founded in 1972, its predecessor was the state-owned Wenling Micro-Electric Machinery Factory. In 2008, a joint venture with Taiwan's well-known en...
About Stator Core of Electric Motor（Part 2）
07-03-2019
2.Ventilation slot Radial ventilation system is widely used in large and medium hydro-generators. Therefore, a certain number of ventilation ditches composed of ventilation slots must be designed in the stator core secti...
About Stator Core of Electric Motor（Part 1）
07-03-2019
Basic introduction The stator core is an important part of the stator and the main component of the magnetic circuit of the motor. The utility model is composed of fan-shaped sheets, ventilation groove sheets, positionin...
About Protection Feature of the Motor
06-03-2019
Motor protection is to provide comprehensive protection for motor, i.e. alarm or protection when motor appears overload, phase absence, blocking, short circuit, overvoltage, undervoltage, leakage, three-phase unbalance, ...
What is the effect of frequency change on motor?
06-03-2019
(1) When the frequency deviation exceeds (+1%) of the rated current, the operation of the motor will deteriorate, affecting the normal operation of the motor. (2) When the operating voltage of the motor is constan...
Some Common Knowledge about Evaporative Air Cooler Motor Damage
05-03-2019
As people pay more and more attention to the living environment, the improvement of working environment is imminent, so many factories will choose to install energy-saving and environmental protection air conditioning to...