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Test items of cooling fan manufacturer
At ordinary times, we will have customers ask about the testing of finished products. What are the main test items?
1. The FG / RD cooling fan shall be powered off and then connected. After the test is completed, the power shall be cut off and then the wires shall be removed.
2. For RD model, pay attention to confirm the high frequency voltage value.
3. PWM intelligent speed regulation test needs to pay attention to adjust the frequency value.
4. Structural requirements: double ball bearing is elastic and consistent in elasticity; oil bearing structure: fan blade surface / buckle ring surface floating; hydraulic structure: fan blade sucking downward.
5. The shape / height of current waveform should be consistent.
Shenzhen dongxingyue Technology Co., Ltd. has been engaged in cooling fan industry for 12 years. We know the demand of various industries for cooling fan. We have DC fan, AC fan, centrifugal fan, blower, cross flow fan and silent fan Low noise fan, suitable for inverter, power supply equipment, cabinet fan, communication industry, office supplies, household appliances, charging pile, new energy and other industries.
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