7 w 1kw 1500w 2kw Ceramic Adjustable Wirewound Braking Resistor
Coated High Power Ceramic Tube Resistors (HPR)
1,Surface glazed, won't be easily polluted or eroded by chemistry gas, hi8gh insulating capacity, can resist himidity and heat well, can be use in the atrocious environment.
2,Good overload and heat durability capacity, the useful time is longer than the others.
3,Resistance tolerance:±5%, ±10%
Test Item Test Condition Performance
Temperature coefficient ±300ppm/
Short time overload R≤±(2%R0+0.05R)
Resistance to soldering heat R≤±(1% R0+0.05R)
Solerability The soldering area is over 95%
Temperature cycling R≤±(1% R0+0.05R)
Load life in humidity R≤±(5% R0+0.05R)
Load life in heat R≤±(5% R0+0.05R)
Nonflammability No visible flam
Description | Power | Tolerance | Range |
HPR High power ceramic tube wire-wound resistors | 10W,25W,50W,75W,100W,150W,200W,300W, ,400w,500w,600w,800w,1000w,1200W,1500W,2000W | ±5% ±10% | 0R1-100K |
BHR Glaze high power ceramic tube wire-wound resistors | |||
FHR Flat type high power ceramic tube wire-wound resistors | 10W,20W,30W,40W,55W,70W,95W | ±5% ±10% | 1R-100K |
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| Dimensions(mm) |
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L1±1 | L2±2 | L3±2 | L4±2 | H1±1 | H2±2 | W±1 | T±0.5 | F±0.3 | |||
HPR10B | 10W | 28 | 47 | 57 | 67 | 25 | 39 | 12 | 5.2 | 3.0 | 0R1~2K5 |
HPR20B | 20W | 39 | 60 | 80 | 100 | 34 | 51 | 20 | 5.2 | 3.0 | 0R1~10K |
HPR25B | 25W | 39 | 60 | 80 | 100 | 34 | 51 | 20 | 5.2 | 3.0 | 0R1~10K |
HPR30B | 30W | 59 | 80 | 100 | 120 | 34 | 51 | 20 | 5.2 | 3.0 | 0R1~16K |
HPR40B | 40W | 76 | 97 | 117 | 137 | 34 | 51 | 20 | 5.2 | 3.0 | 0R1~20K |
HPR50B | 50W | 78 | 102 | 122 | 142 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~28K |
HPR60B | 60W | 88 | 112 | 132 | 152 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~32K |
HPR80B | 80W | 98 | 122 | 142 | 162 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~40K |
HPR100 | 100W | 128 | 152 | 172 | 192 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~48K |
HPR120 | 120W | 148 | 172 | 192 | 212 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~56K |
HPR150 | 150W | 158 | 182 | 202 | 222 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~60K |
HPR200 | 200W | 228 | 252 | 272 | 292 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~88K |
HPR250 | 250W | 255 | 280 | 300 | 320 | 43.5 | 65 | 28 | 6.2 | 4.5 | 0R1~96K |
HPR300 | 300W | 245 | 275 | 306 | 337 | 60 | 85 | 40 | 6.2 | 6.0 | 0R1~134K |
HPR350 | 350W | 265 | 295 | 326 | 357 | 60 | 85 | 40 | 6.2 | 6.0 | 0R1~145K |
HPR400 | 400W | 315 | 345 | 376 | 407 | 60 | 85 | 40 | 6.2 | 6.0 | 0R1~173K |
Test Item | Test Condition | Performance |
Temperature coefficient | Test the resistance value at normal temperature added 100℃,calculate per ℃ resistance value rate. | ±350ppm/℃ |
Short time overload | 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 heat | Immerge into the 350±10℃ tin stove for 2~3 seconds. | ΔR≤±(1%R0+0.05Ω) |
Solderability | Immerge into the 260±5℃ tin stove for 2~3 seconds. | The area of soldering is over 95% |
Temperature cycling | At -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 humidity | Overload 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 heat | Overload 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) |
Nonflammability | Respectively load AC voltage by5,10,16 times rated power for 5 min. |
No visible flame |
HPR | 50B | J | 0 | AP01 | 10R00 |
Product Name |
Power |
Tol. |
Special Code |
Forming |
Ohm |
Coated High Power Ceramic TubeResistors | 25B=25W 50B=50W 100=100W 400=400W | J=±5% K=±10% |
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| 0R100=0.1Ω 0R220=0.22Ω 10R00=10Ω 100R=100Ω 10K00=10KΩ |