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PWM变频器无法节能省电分析
变频器种类较多节能效果完全不一样,市面上大部分是低效率高污染的PWM电压型变频器,PWM型变频器无法达到节能减排效果,相反的带来更严重的浪费能源及环境污染问题,值得节能改造用户关注。 PWM电压型变频器低效率高污染 PWM变频器虽然本身只有3-5%的 ...
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