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产 品 承 认 书
客 户 名 称:
产 品 型 号: KNP 1/2W-5W ±5%
产 品 类 别: 线绕电阻
日 期: 2011.05.11
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, RESISTANCE
TOLERANCE,RESISTANCE VALCE,SHAPES.
型号 TYPE | 额定功耗 RATED POWER | 标称阻值 RESISTANCE | 精 度 TOLERANCE |
KNP/RX21 | 1/2W | 100Ω | ±5%(J级) |
KNP/RX21 | 1/2W | 15Ω | ±5%(J级) |
●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/RX21WIREWOUND NONFLAME RESISTORS
- 外形尺寸DIMENSIONS
型号 Type | 电阻尺寸 mm (Resistor dimension Max) | 阻值范围 ResistanceRange | 绝缘电压 (直流或交流峰值) Insulation Voltage (DcorAC peakvalue) | |||
ΦD±0.5 | L±1.5 | I±1.5 | Φd±0.05 | KNP/RX21 | ||
KNP-1/2W (KNP-1WS) | 3.2 | 9.5 | 25 | 0.50 | 0.1~300Ω |
350V
|
KNP-1W(KNP-2WS) | 4.5 | 11.0 | 24 | 0.60 | 0.1~470Ω | |
KNP-2W(KNP-3WS) | 5.0 | 15.0 | 27 | 0.65 | 0.1~1KΩ | |
KNP-3W(KNP-5WS) | 6.5 | 18.5 | 35.5 | 0.75 | 0.1~1.5KΩ | 500V |
KNP-5W | 8.5 | 25 | 34.5 | 0.75 | 0.1~4.7KΩ |
- 降功耗曲线WIREWOUND RESISTORSPOWER 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≤±1%RO+0.05Ω | 额定功率×10倍,5秒钟 POWER RATED×10TIMES,5S |
焊接耐热性 RESISTANCETOSOLDERING HEAT | ΔR≤±1%RO+0.05Ω | 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 |
KNP/RX21线绕阻燃涂漆电阻器
KNP/RX21WIREWOUND NONFLAME RESISTORS
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≤±(1%RO+0.05Ω) | 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 AFTER 1000HOURS OPERATING AT RCWV,WITH DUTY CYCLE OF 1.5HOURS ON,0.5HOURS OFF AT 25℃±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 INTO SN STOVE THE DEPTH IS 3.2~4.8MM,THE TEMPERATURE 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 SEC TEST TEMPERATURE OF SOLDER: 260±5℃ DWELL TIME IN SOLDER:10±0.5SEC
|
不燃性 NONINFLAMMAB- ILITY |
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 10 TIME 16 TIME POWER RATED AND A.C
|
- 》适用标准Standard: GB/T5729-2003 (IEC115-1)
- GB5732-85;