2014年11月17日星期一

Power frequency withstand voltage test


OEM industrial electric motors

Specifications
1. effiency: IE2 and IE1 
2. 20 years manufacturing experience 
3. 12 months guarantee 

4. low noise and vibtration
Power frequency withstand voltage test device it is power station, power supply and distribution system and the basic testing equipment, scientific research units, such as the overwhelming ac electric motor majority of users for a variety of electrical products, electrical components, insulation materials, etc., the dielectric strength test under specified voltage, assessment of the insulation of the product level, try insulation defect is found, the measure of the ability of overvoltage. Series resonance overvoltage withstand test device for the power frequency withstand voltage test pressure (also called variable frequency series resonance devices or series resonance overvoltage withstand test equipment), is the latest generation, especially suitable for large capacity capacitive products (such as generator, cable, etc.) of ac withstand voltage test equipment. Is very convenient for use in the ANP gost motor operation of the power equipment in, insulation by the electric field for a long time, temperature, and the effect of mechanical vibration will occur gradually degradation, including the overall degradation, degradation and part forming defects. Power frequency ac withstand voltage test is to identify the power equipment insulation strength is the most effective and most direct method, is an important content of preventive Single phase motor test. In addition, due to the ac withstand voltage test voltage generally higher than the operating voltage, therefore after passing test, the equipment has a large safety margin, therefore ac withstand voltage test is to guarantee the safe operation of the power equipment of a kind of important means.

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