产品规格书 RXF21-T-2WS-5R1-J 温度保险线绕熔断电阻器 wirewound and TEM fusable resistors 产品特性 1 规避微短路状态下因保险电阻发热, 导致的外壳熔毁 2. 抗雷击浪涌能力好 3. 环氧灌封, 绝缘性好 4. 可根据客户要求订制温度保护保险丝电

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产品规格书 RXF21-T-2WS-5R1-J 温度保险线绕熔断电阻器 wirewound and TEM fusable resistors 产品特性 1 规避微短路状态下因保险电阻发热, 导致的外壳熔毁 2. 抗雷击浪涌能力好 3. 环氧灌封, 绝缘性好 4. 可根据客户要求订制温度保护保险丝电阻 5. 熔断电流小 6. 熔断时表面温度低 产品结构 标准 证书 原材料 Construction Standard Certificate Material science 1 结构 Constructio: 1 2 3 4 4 6 3 5 1 绝缘涂料层 Insulation 2 电阻合金丝 Resistive wrie

3 引线 Lead wire 4 电阻帽盖 Electrode cap 5 瓷基体 Ceramic core 6 温度保险丝 TEM FUSE 7 7 漆层 coating 外形尺寸 : 尺寸 : 型号 Type 尺寸 (mm)dimensions Lmax D±0.5 l±3 Φd±0.05 RXF21-2WS 13.0 4.0 25 0.60 规格 : 型号 Type 阻值 Ω resistance 阻值精度 tolerances 使用温度范围 operating temp.range 温度保险丝熔断温度 RXF21-2WS 5.1 ±5% -55 ~+160 221 ±5 降功耗曲线 Power derating curve

耐冲击特性 Shockproof Capability 试验方法 : 如图 : 闭合空气开关 K, 断开 K2, 将 K1 反复通断 1000 次, 电阻器不开路 Test method: as shown: closed air switch K, disconnect the K2, the K1 repeated 1000 times, the resistor is not open 图 2: 熔断 / 耐冲击性能测试仪示意图 熔断特性 Fusing characteristics 温度熔断测试 Temperature fusing test 将电阻放入 221 度油温油槽内, 电阻在 60S 内熔断, 电阻熔断温度为 218 度 -223 度之间 The resistance into 221 degree temperature of oil tank, the resistance in the 60S fuse, the fuse resistor temperature is 218 degrees -223 degrees. 主要技术参数 Technical Specifications 气候类别 55/155/21 Climatic: 55/155/21 低气压 8.5Kpa Low atmospheric pressure: 8.5Kap 稳定度等级 5% Stability 5% 阻值变化极限值 : The resistance change limit: 长期试验 : ±(5%R+0.1Ω) long time test: ±(5%R+0.1Ω) 短期试验 : ±(2%R+0.05Ω) short time test: ±(2%R+0.05Ω) 抗浪涌冲击特性 Surge proof characteristic 试验方法 : 将试验电阻接入适用的 5V-2A 充电器中, 充电器线路板放置在高出地参考面 0.1m 的非导电平面上, 依次按照 IEC60111-4-5 要求施加电压, 波形 :1.2/50 µ s; 耦合方式 :L-N; 浪涌电压为 :2.5KV; 极性分别为 : 正 负 ; 相位分别为 0º 90º 180º 270º ; 各次浪涌间隔 :60s; 每个相位 5 次, 共 40 次 实验结束后, 试验电阻应不开路 Test method: 5V-2A charger will access for testing resistance, non conducting plane charger circuit boards placed in the high ground plane on the 0.1M, in accordance with the IEC60111-4-5 requirements of applied voltage waveform,: 1.2/50 s; L-N;

coupling mode: surge voltage: 2.5KV; polarity respectively: positive, negative phase; were 0 degrees, 90 degrees, 180 degrees, 270 degrees; the surge interval: 60s; each phase 5 times, a total of 40 times. After the experiment, test the resistance should not open. 主要试验项目及性能要求 : Mostly test item methods and performance: 试验项目 Test Item 试验条件 Test Methods 性能要求 Performance 阻值 Resistance 尺寸 Dimensions 可焊性 Solderability 过载 Overload 引出端强度 Terminal strength 振动 Vibrations 耐焊接热 精度在 0.1% 以上的测试机 The test machine tolerances 0.1% 精度在 0.02% 以上的量具 The measure tools tolerances 0.02mm 符合阻值精度要求 Accord with precision 符合外形尺寸要求 Accord with dimensions 255±2 2±0.5S 焊料润湿引出端并能自由流动 Shall cover minimum 95% 10PR V 2S R ±(2%R+0.05Ω) 拉力.Tensile:10N R ±(1%R+0.05Ω) 10Hz~500Hz 98m/s 2 6h R ±(1%R+0.05Ω) 255±2 2±0.5S R ±(1%R+0.05Ω) Resistance to soldering heat 温度快速变化 -55 /155 R ±(1%R+0.05Ω) Temperature cycle 气候顺序 Climatic category - 干热 - 循环湿热 ( 第一循环 ) - 寒冷 - 低气压 - 循环湿热 ( 其余循环 ) R ±(5%R+0.1Ω) 耐久性 Endurance at room 70 V= PR 1000h R ±(5%R+0.1Ω)

包装规则 Performance Test 1 涂装颜色 : 灰色 Painting color: gray 2 电阻体标志 : 色环 Sign: color code 颜色 color 第 1 数字第 2 数字第 3 数字倍率误差 黑 black 0 0 0 10 0 - 棕 Brown 1 1 1 10 1 ±1 紅 Red 2 2 2 10 2 ±2 橙 Orange 3 3 3 10 3 - 黃 Yellow 4 4 4 10 4 - 绿 Green 5 5 5 10 5 ±0.5 蓝 Blue 6 6 6 10 6 ±0.25 紫 Violet 7 7 7 10 7 ±0.1 灰 Gray 8 8 8 10 8 - 白 White 9 9 9 10 9 - 金 Gold - - - 10-1 ±5 銀 Silver - - - 10-2 ±10 無 Plain - - - - - 5% 4-Band code 3 命名规则 : Performance Test RXF21-T 2WS 5R1 J 种类 Type 额定功率 Rated Power 标称电阻值 Nominal Resistance Value 电阻允许偏差 Resistance Tolerlance

4 包装方式 : 编带 Packaging:.Amount: 1000pcs/brede 功率 Power W P L1-L2 T Z R t S 2WS 52±1 5±0.3 <0.5 6±1 <1.2 0 >3.2 <0.8 以上单位尺寸为 mm 4 包装盒尺寸和数量 : Packing box size and quantity H W L 功率 包装方式 数量 尺寸 (mm)dimensions Power Packing quantity W L H RXF21-2WS 编带 1000 80±5 260±10 100±5