Stator insulation is class B. These generators are elegant in appearance tight in construction easy maintenance.
定子绝缘是阶级乙这些发电机是优雅的外观，严密施工，并易于维护。
Features:The insulation class is B; the protective class is IP44.
特点：绝缘等级为B级，外壳防护等级为IP44。
Features:The insulation class is B; the protective class is IP44.
特点：绝缘等级为B级，外壳防护等级为IP44。
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