Supporters for NH000-NH4 fuses of all kinds (gG,aM,aR) in electric lines (type gG), capable of working under the heat caused by rated current and prospective short-circuit impacting current up to 120kA. Rated insulate voltage up to 690V, Working frequency 50Hz AC, Rated current 1000A, Compliant with GB13539 and IEC60269.The bases are made up of high-density ceramic, heat-resistant resin board and wedge-shaped static contacts in a open structure. The product is featured with good heat sinking, high mechanic density, reliable connection and simple operation. It is available for all NH000-NH4 fuses.The models, rated insulate voltage, conventional free air thermal current, and dimensions are shown in Figures 11.1~11.19 and Table 11.