China National Standards

China frequency，voltage GB Standards List

  •  China "frequency，voltage" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 4988-2002 Ratings of frequency，voltage and current of electric products for ships and offshore units
    船舶和近海装置用电工产品的额定频率 额定电压 额定电流    		 China National Standards
    frequency，voltage
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