RX20-4000W
Fixed Resistor
Protective Resistor, Load Resistor
DIP Resistor
Wire-wound Resistor
Surface Mount
Varistor
Single Connection
Tubular
Linear Scale
Welder, Elevator, Generator, Audio, Inverter, etc.
Hqswe
10W-10kw
HQSWE
Carton
100*400MM
Guangdong, China
Product Description
| Test Item | Test Condition | Performance |
Temperature coefficient | +100ºC.Test the resistance value at normal temperature and normal temperature added 100ºC, calculate per ºC resistance value change rate. | ±350ppm/ºC |
Short time overload | 10(√10PR)()According 10 times rated power to account the voltage or max. overload voltage(get the lower) for 5 seconds | ΔR≤±(2%R0+0.05Ω) |
Terminals strength | R≤±(1%R+0.05Ω) | Tension 20N |
| Solderability | 260±10ºC2-3 Immerge into the 260±10ºC tin stove for 2-3 seconds | 95%The soldering area is over 95% |
| Resistance to soldering heat | ΔR≤±(1%R+0.05Ω) | 260±5ºC 10±1s |
Temperature cycling | -55ºC30,+25ºC10-15,+275ºC30,+25ºC10-15,5 At -55ºC for 30 minutes,then at+25ºC for 10~15 minutes, then at +275ºC for 30 minutes, then at +25ºC for10~15 min, total 5 cycles. | ΔR≤±(1%R0+0.05Ω) |
| Load life in humidity | 40±2ºC,90-95%,()1000(1.5,0.5) Overload rated voltage or Max,working voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off) at the 40+2ºC and 90-95% relative humidity | ΔR≤±(5%R0+0.05Ω) |
Load life in heat | 70±2ºC()1000(1.5,0.5).Overload rated voltage or Max, working voltage(get the lower) for 1000 hours (1.5 hours on and half-hour off at the70±2ºC | ΔR≤±(5%R0+0.05Ω) |
| Noninflammability | 5,10,165 Respectively load AC voltage by 5,10,16 times rated power for 5 minutes | No visible flame |
| Surface temperature rise | ≤350ºC | Applied rated power |
| Insulation resistance | 1000MΩ | 1000V DC |
