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KNP/RX21 线绕阻燃涂漆电阻器 KNP/RX21 WIREWOUND NONFLAME RESISTORS ●品名 (PART NUMBER) 依据其种类,分别标明型号、额定功耗、、标称阻值和形状。 ACCORDING TO THE TYPES OF RESISTORS,THE POWER RATED, RESISTANCETOLERANCE,RESISTANCEVALCE,SHAPES. 例: KNP/RX21 1W 10Ω ±5%(J 级) 型号 额定功耗 标称阻值 e.g: KNP/RX21 1W 10Ω ±5%(J 级) TYPE RATED POWER RESISTANCE TOLERANCE ●使用环境温度:-55℃~+125℃ Operating ambient temperature-55℃~+125℃ ●FEATURES ● 特性 ◎ Super heat dissipation,small linear ◎ 耐热性优,电阻温度系数TCR temperature coefficient. 小,呈直线变化 ◎ Instant overload capability,low noise ◎ 短时间超负载,低噪音,阻值 wifhout annual shift on nesistance unlue 无变化 ◎ Flameproof,light weight paint Color ◎ 不燃性,重量轻,涂漆颜色为 Of Fwhite Noncombustible 灰白色,不燃性面漆 ● KNP/RX21 线绕阻燃涂漆电阻器结构图 ● KNP/RX21 WIREWOUND NONFLAME RESISTORS CONSTRUCTION KNP/RX21 线绕阻燃涂漆电阻器 KNP/RX21 WIREWOUND NONFLAME RESISTORS ●外形尺寸 DIMENSIONS
型号 Type | 电阻尺寸mm (Resistor dimension Max) | 阻值范围 Resistance Range | 绝缘电压 (直流或交流峰值) Insulation Voltage(DcorAC peakvalue) | |||
ΦD±0.5 | L±1.5 | I±2 | Φd±0.05 | KNP / RX21 | ||
KNP-1/2W | 3.5 | 9.5 | 25 | 0.55 | 0.1~300Ω | 350V |
KNP-1W | 5 | 13 | 25 | 0.65 | 0.1~470Ω | |
KNP-2W | 5.5 | 16 | 25 | 0.75 | 0.1~1KΩ | |
KNP-3 | 7.5 | 19 | 22 | 0.75 | 0.1~1.5KΩ | 550V |
KNP-5W | 9.5 | 25 | 22 | 0.75 | 0.1~4.7KΩ |
●降功耗曲线 WIREWOUND RESISTORS POWER DERATING CURVE KNP/RX21 线绕阻燃涂漆电阻器 KNP/RX21 WIREWOUND NONFLAME RESISTORS ● 性能 CHARACTERISTICS
项目CHARACTERISTCS | 规格值SPECIFCATIONS | 测试方法TEST METHODS JIS5202 |
电阻温度系数(TCR 或αr)RESISTORS TEMPERATURECOEFFICIENT | R≥10Ω ±300PPM/℃ 10Ω>R>5Ω ±500PPM/℃ R<5Ω 不规定 | 5.2 条件B |
短时过负荷 SHORT TIME OVERLOAD | ΔR≤±2%RO+0.005Ω | 额定功率×10 倍,5 秒钟POWER RATED×10TIMES,5S |
焊接耐热性 RESISTANCETOSOLDERING HEAT | ΔR≤±1%RO+0.005Ω | 6.4 |
耐湿负荷寿命 LOAD LIFE IN HUMIDITY | ΔR≤±5%RO+0.1Ω | 7.9 |
耐温负荷寿命 LOAD LIFE | ΔR≤±5%RO+0.1Ω | 7.10 |
不燃性 NONINFLAMMABILITY | 不可燃烧NONINFLAMMAB | 分别按5、10、16 倍额定 功率加交流负荷5 分钟 LOAD 5MIN ACCORDING TO 5 TIME 10 TIME 16 TIME POWER RATED ANDA.C |
● 包装方法 PACKING:
功率 POWER 型号数量 TYPE Q’TY | KNP-1/2W PCS | KNP-1W PCS | KNP-2W PCS | KNP-3WPCS | KNP-5W PCS | |
B(或P)型 散装 B(P) TYPE | 单元包装数(盒) CELL PACKING QTY | 5000 | 3000 | 2000 | 1000 | 500 |
整箱数 FULL BOX QTY | 50000 | 30000 | 20000 | 10000 | 5000 | |
T 型(编带) T BYTE | 单元包装数(盒) CELL PACKING QTY | 2000 | 1000 | 1000 | 500 | 250 |
整箱数 FULL BOX QTY | 20000 | 10000 | 10000 | 5000 | 2500 |
KNP/RX21 线绕阻燃涂漆电阻器 KNP/RX21 WIREWOUND NONFLAME RESISTORS ● 性能测试方法:PERFORMANCE TEST METHODS
特性项目 CHARACTERISTICS | 规格值 SPECIFICATIONS | 测试方法 TESTMETHODS |
直流电阻值 DC RESISTANCE JIS-C-5202 5.1 | ±5% (J 级) ±2%( G 级)、±10% (K 级) | 温室25℃ TA 25℃ |
温度特性 TEMPEPATURE COEFFICIENT JIS-C-5202 5.2 | R≥10Ω ±300PPM/℃ 10Ω>R>5Ω ±500PPM/℃ R<5Ω 不规定 | R2-R1 1/℃ R1(T2-T1) R1:常温(T1)阻抗值RESISTANCE VALUE AT ROOM TEMPERATURE(T1)R2:常温+100℃(T2)阻抗值 RESISTANCE VALUE AT ROOM TEMPERATURE+100℃(T2) |
绝缘电压 DIELECTRIC WITHSTANDING VOLTAGE JIS-C-5202 5.7 | 涂装不可烧损,绝缘不可破坏 NO EVIDENCE OF FLASHOVER MECHANICAL AMAGE,ARCING OF INSULATION BREAKDOWN | 电阻两端导线置于金属V 型槽上,依特性表之电压规定加60 秒RESISTORS SHALL BE CLAMPED IN THETROUGH OF A90°METALLIC V-BLOCKAND SHALL BE TESTED AT SPECIFIED INTHE ABOVE LIST FOR 60 SECONDS |
绝缘阻抗 INSULATION RESISTANCE JIS-C-5202 5.6 | 1000MΩ MIN | 以DC500V 测试待测体于V 型槽上之导线及其表面涂装印加60 秒WITHSTANDING TEST AND SHALL BEMEASURED AT DC 500V.RESISTOR SHALLBN PREPARED AC SAME METHOD OFDIELECTRIC |
热冲击 THERMAL SHOCK | ΔR≤±(2%RO+0.1Ω) | 额定电压印加30 分钟后,于8-12 秒以内置于-30±℃之温度30 分钟AFTER APPLICATION OF RATED POWERRFOR 30MINUTES,30MINUTES EXPOSURE TO-30±5℃ AMBIENT TEMPERATURE |
耐湿性 HUMIDITY JIS-C-5202 7.5 | ΔR≤±(2%RO+0.1Ω) | 温度40±2℃,相对湿度90-95%与恒温恒湿箱中不加电压,连续放置1000 小时TEMPERATURE RESISTANCE CHANGE AFTERA 1000HOURS EXPOSURE IN AHUMIDITYTEST CHAMBER CON-TROLLED AT 40±2℃AND 90-95%RELATIVE HUMIDITY |
KNP/RX21 线绕阻燃涂漆电阻器 KNP/RX21 WIREWOUND NONFLAME RESISTORS ● 性能测试方法:PERFORMANCE TEST METHODS
特性项目 CHARACTERISTICS | 规格值 SPECIFICATIONS | 测试方法 TEST METHODS |
短时过负荷 SHORT IMET OVERLOAD | ΔR≤±(2%RO+0.1Ω) | 额定功率×10 倍,5 秒 POWER RATED×10TIMES,5S |
湿度寿命 TEMPERATURE COEFFICIENT JIS-C-5202 5.2 | ΔR≤±(5%RO+0.1Ω) | 温度40±2℃,相对湿度90-95%与恒温箱中,加额定直流电压测试1.5 小时,停止0.5小时连续放置1000 小时 |
温室寿命 LOAD LIFE JIS-C-5202 7.10 | ΔR≤±(5%RO+0.1Ω) | PERMANENT RESISTANCE CHANGE AFTER1000HOURS OPERATING AT RCWV,WITH DUTY CYCLE OF 1.5HOURS ON,0.5HOURS OFF AT25℃±2℃. |
耐热性 RESISTANCE TO SOLDERING HEAT JIS-C-5202 6.4 | ΔR≤±(1%RO+0.05Ω) | 将电阻两端导线浸入锡炉约3.2 到4.8MM依下表规定实施 DIP THE LEADS OF THE RESISTOR INTOSN STOVE THE DEPTH IS 3.2~4.8MM,THETEMPERATURE AND THE TIME AS THE TABLE TEMPERATURE DIP TIME 350℃±10℃ 3.0±0.5 SEC 260℃±5℃ 10±1 SEC |
焊锡性 SOLDERABILITY JIS-C-5202 6.5 | 焊锡覆盖面积95%以上 95%COVERAGE MIN. | 锡炉温度:260±5℃浸炉时间: 10±0.5 SECTEST TEMPERATURE OF SOLDER: 260±5℃DWELL TIME IN SOLDER:10±0.5SEC |
不燃性 NONINFLAMMABILITY | 不可燃烧(无明火产生) NONINFLAMMAB | 分别按5.10.16 倍额定功率加交流负荷5分钟 LOAD 5MIN ACCORDING TO 5 TIME 10TIME16 TIME POWER RATED AND |