- Overview
- Inquiry
- Related Products

Characteristics | Standards | Test methods |
Resistance and Resistance tolerance | Resistance tolerance±5% (J) | / |
Temperature coefficient | ±300ppm | Test the resistance value at normal temperature and normal temperature added 100℃,calculate per℃ resistance value change rate . |
Power rating load | △R/R≦± (1%+0.05Ω) temperature 350℃ Max. | the power rating is applied to the resistor kept horizontally for 30 min. |
Short-time overload | △R/R≦± (2%+0.05Ω) | At 10× rated voltage for 5 seconds. |
Insulation resistance | ≥1000MΩ | DC500V |
Dielectric withstanding voltage | Without damage by flash-over, fire. or breakdown, etc. | ≥AC2500V,60(sec.) |
Vibration | no evidence of mechanical damage | Frequency:10~55Hz,Amplitude:1.5mm |
Terminal strength | no evidence of mechanical damage | (Pull):150N , 30± 5 seconds |
Resistor strength | no evidence of mechanical damage | 250N,30± 5seconds |
Heat resistance | △R/R≦± (1%+0.05Ω) | Immerge into 375±10℃ tin stove for 2~3 seconds. |
Thermal shock | △R/R≦± (2%+0.05Ω) | Overload rated voltage or Max.working voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2℃ and 90~95% relative humidity. |
Power rating load | △R/R≦± (5%+0.05Ω) | Overload rated voltage or Max.working voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2℃ and 90~95% relative humidity. |
Load life in heat | △R/R≦± (5%+0.05Ω) | Overload rated voltage or Max.working voltage (get the lower ) for 1000 hours (1.5 hours on and half-hour off) at the 70±2℃. |







