带引线涂覆式线绕电阻RX21
价格:电议
地区:广东省 深圳市
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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±0.5L±1.5I±2Φd±0.05KNP / RX21
KNP-1/2W3.59.5250.550.1~300Ω350V
KNP-1W513250.650.1~470Ω
KNP-2W5.516250.750.1~1KΩ
KNP-37.519220.750.1~1.5KΩ550V
KNP-5W9.525220.750.1~4.7KΩ

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 TEMPERATURECOEFFICIENTR≥10Ω    ±300PPM/℃ 10Ω>R>5Ω ±500PPM/℃ R<5Ω      不规定5.2 条件B
短时过负荷 SHORT TIME OVERLOADΔR≤±2%RO+0.005Ω额定功率×10 倍,5 秒钟POWER RATED×10TIMES,5S
焊接耐热性 RESISTANCETOSOLDERING HEATΔR≤±1%RO+0.005Ω6.4
耐湿负荷寿命 LOAD LIFE IN HUMIDITYΔR≤±5%RO+0.1Ω7.9
耐温负荷寿命 LOAD LIFEΔR≤±5%RO+0.1Ω7.10
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’TYKNP-1/2W PCSKNP-1W PCSKNP-2W PCS

KNP-3W

PCS
KNP-5W PCS
B(或P)型 散装 B(P) TYPE单元包装数(盒) CELL PACKING QTY5000300020001000500
整箱数 FULL BOX QTY500003000020000100005000
T 型(编带) T BYTE单元包装数(盒) CELL PACKING QTY200010001000500250
整箱数 FULL BOX QTY20000100001000050002500

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 5.2R≥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 5.61000MΩ 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 SHOCKΔR≤±(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 7.5ΔR≤±(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