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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 =... read more
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(English) Can you accept video visits or inspections?
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(English) Extend the life of the Fog cannon, what needs to be done or attention?
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Types Centrifugal Fan,Axial Fans and Common Blower
The major types of centrifugal fan are radial, forward curved and backward curved. Radial fans are industrial workhorses because of their high static pressures (up to 1400 mm WC) and ability to handle heavily contaminated airstreams. Because of their simple design, radial fans are well... read more
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(English) Do you know the history of HVAC?
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(English) Why is the bad smell disappear from our factory? Where did they go?
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(English) How to create a clean painting environment?
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(English) Is it required to have your person here while installation?
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(English) How to choose the fog gun machine to avoid stepping on thunder?
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27
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Belt Drive vs Direct Drive
Direct Drive is more typical on smaller blowers and generally offers lower cost, fewer components to assemble, greater efficiency (no drive losses), reduced maintenance (no separate bearings or belts) and greater reliability. Belt Drive offers greater flexibility in matching airflow requirements when equipped with a variable pitch... read more