Description
温度太高且温度变化较大时，变频器内部易出现结露现象，其绝缘性能就会大大降低，甚至可能引发短路事故。必要时，必须在箱中增加干燥剂和加热器。在水处理间，一般水汽都比较重，如果温度变化大的话，这个问题会比较突出。
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Canon PowerShot A590 IS 8.0 Megapixel AS IS Parts
