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MOTOR POLES & RPM & HZ
The speed a synchronous motor will run can be determined by the number of poles of the motor and the frequency of the electrical service using the formula: RPM = Hz* (2 / poles) * 60 where RPM = shaft rotation speed or revolutions per minute Hz =... 查看详情
The main parameters for a fan
The main parameters, characteristic to a fan, are four in number Capacity (V) Pressure (p) Efficiency (η) Speed of rotation (Rpm) Capacity The capacity is the quantity of fluid moved by the fan, in volume, within a unit of time, and it is usually expressed in m3/h, m3/min., m3/sec. Pressure The total pressure... 查看详情
What is the difference between ID fan and FD fan?
The difference between ID fan and FD fan ID fan is basically mentioned here for Induced draft fan and ID fan is always located between dust collector and chimney. ID fan will take the hot flue gases from furnace via dust collector (dust separation system... 查看详情
The advantages of copper wire motor – Decent Machinery
Copper has one of the highest electrical conductivity rates among metals, which allows it to be soldered with ease. It also makes it possible for smaller conductors to be used to transmit power loads. Smaller conductors are easier to transport and install, and they... 查看详情
(English) Do you know which refrigerants are used in industrial refrigeration equipment?
对不起,此内容只适用于美式英文。 查看详情