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、精度、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 精度
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 精度无变化
◎ 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-3W
PCS
|
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
|
|