T*T ITEM

T*T METHODS

CHARA*ERISTICS

电阻值容许误差Resistance tolerance

JIS-C 5202 5-1

&plu*n;5%

电阻温度特性Temperature coefficient

×106（PPM/℃R1-R0 R0（T1-T0）JIS-C 5202 5-2

）250PPM℃MAX

定格负荷Power rating load

JIS-C 5202 5-4 Power rating 60min

△R≤&plu*n;(1%+0.1Ω)Surfacete mperature up 400℃MAX

短时间过负荷Short-term overload

JIS-C 5202 5-5 500% Power rating 5S

Free of appearance or structural irregularity△R≤&plu*n;(2%+0.1Ω)

*缘电阻值Insulation resistance

JIS-C 5202 5-6 500V DC

100 MΩmin

耐电压Dielectric withstanding voltage

JIS-C 5202 5-7 1000V DC 60S

Free of appearance or structural irregularity△R≤&plu*n;(0.1%+0.05Ω)

耐振性Vibration

JIS-C 5202 6-3 1.5mm 10-50-10Hz min

Free of appearance or structural irregularity△R≤&plu*n;(1%+0.05Ω)

热冲击Thermal shock

JIS-C 5202 7-3 Room temp30℃，30min ON，55℃15min OFF

Resistor free of structural irregularity Surface coatung crack△R≤&plu*n;(2%+0.1Ω)

耐湿性Humidity

JIS-C 5202 7-540℃&plu*n;2℃，90-95% RH，240H

Free of appearance or structural irregularity△R≤&plu*n;(3%+0.1Ω)

耐久性Load life

JIS-C 5202 7-10 Power rating 90min ON，30min OFF，500H

Free of appearance or structural irregularity△R≤&plu*n;(5%+0.1Ω)

不燃性Flame retardation

JIS-C 5202 7-13 100-600% rated power load 5min

US UL-94 flame retardation test V-0 grade noncombustible