本规格书适用于RFI-10 SERI FUSE系列保险丝。 This Specification apply for RFI-10 seri fuse. 2.适用文件(Apply the standard): 2.1合UL248标准。(ApplyUL248standards) 2.2标识(Approval marking):
4.材料(Material):
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4.1玻璃管Gl tube(陶瓷管Cermic tube) 玻璃管或陶瓷管须陷、缺损、凹陷,明显脏污。(The gl tube should be of no blemish, no damage and no pollution.) 4.2铜帽(Copper cap) 每个铜帽须焊接牢固,导电性良好,表面镀层结合牢固,不易脱落,伤。浸入温度为15-35℃的水中24小时,按标准的要求施加轴向拉力5N,并持续1分钟,不会出现松动、松脱的情况。(Every copper cap must be welded tightly and have good electric conductivity. Also the outer coating can be very tight, and not easily fallen off. It can be immersed in water with temperature between 15-35℃for 24 hours. Every copper cap can stand axial pulling force 5N exercised by special equipment for minute.) 4.3焊锡(solder) 焊料应具有良好的电接触性能,并且在正常使用时不应有熔化的迹象。(The welding materials should have good electric conductivity and not be melted at normal using.) 4.4引线(Lead tail) 引线采用镀锡铜线,具有良好的可焊性能,导电性能。可焊性合GB2423.28-82 /IEC68-2-20之标准。引线的尺寸以及形状可以根据客户的不同要求制作。(Lead should be tinned and have the performance of welding and good contact with electricity.Jionting performance apply for GB2423.28-82/IEC68-2-20 standard) 5.电气性能(Electricity function) 5.1测试具备的环境条件如下(The environment condition of the tt):
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5.2测试仪器具备的条件如下(The requirement of the tting equipment):
C.并应使用合标准的测试制具来安装保险丝。(The tt fixtur must meet IEC60127 standard.) 5.3时间/电流测试(Time/electrical characteristics tt) 对保险丝通以2倍的额定电流时,保险丝应该在60 s之内动作,并且已动作的保险丝不会出现再导通损坏的情况。 Fuse shall open in not more than 60 s at 200%of rated current,The opened fuse shall be no tracking or re-tablishment of the circult.
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