0.1 ohm High Overload Power Heated Cement Resistor with 5% Resistance TolerancePak heng offers high quality, extensive resistance and highly cost effective 5% heated cement resistor. Our company is a susseccful and honesty manufacturer and supplier. We have devoted ourselves to resistors for many years, we will provide good service and competetive price to you. Hope we can built long-term relationship.Features:1,Good heat-durability, low temperature coefficient, high overload power,good insulating performance.2,Operating ambient temperature:- 55℃~+275℃.3,Insulating resistance value:DC500V 100MΩ.4,Insulating strength:AC500V/minute.5,Resistance tolerance: ±5%,±10%Single Illustration:A Gloup of Illustration:Rated Power Derating Curve:Performance Test:Test ItemTest ConditionPerformanceTemperature coefficientTest the resistance value at normal temperature added 100℃,calculate per ℃ resistance value rate.±300ppm/℃Short time overload2~4W:According 5 times rated voltage,5~10W: According 10 times rated power to account the voltage or max.overload voltage (get the lower)for 5 seconds.ΔR≤±(2%R0+0.05Ω)Resistance to soldering heatImmerge into the 350±10℃ tin stove for 2~3 seconds.ΔR≤±(1%R0+0.05Ω)SolderabilityImmerge into the 245±3℃ tin stove for 2~3 seconds.The area of soldering is over 95%Temperature cyclingAt -55℃ for 30 min,then at +25℃ for 10~15 min,then at +275℃ for 30 min,then at +25℃ for 10~15min, total 5 cycles.ΔR≤±(1%R0+0.05Ω)Load life in humidityOverload rated voltage or Max. working voltage(get the lower) for 1000 hours (1.5 hours on and half-hours off) at the 40±2℃ and 90~95% relative humidity.ΔR≤±(5%R0+0.05Ω)Load life in heatOverload rated voltage or Max. working voltage(get the lower)m for 1000 hours (1.5 hours on and half-hours off) at the 70±2℃.ΔR≤±(5%R0+0.05Ω)NonflammabilityRespectively load AC voltage by5,10,16 times rated power for 5 min.No visible flame