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Help Center1R 4R7 100R 2.2K 5K 6.8K 11K Ohm 2W 10 Watt Electric Resistor
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Electric Resistor
1, Good heat-durability. low temperature coefficient, low noise, high load power.
2, Operating ambient temperatur: -55℃~+275℃.
3, Surface is nonflammable, the 1/4W~6W coating is gray white and indicate the resistance value by color ring, indicate a green ring at the behind of the precision clolr ring; the 7W or voer will indicate the resistance value by lettering and coating is green.
4, Resistance tolerance:±1%,±2%,±5%,±10%.
A, High heat exchanged Ceramic core.
B, Nickel Chrome or nickel an copper alloy.
C, Iron Cap.
D, Sillicon resin coating.
E, Color Ring.
F, Tinned copper lead wire.
Dimensions and Voltage Performance:
|
Part No. |
Power |
Resistance range |
Dimensions |
Max. working voltage |
Max.overload voltage |
Max.insulation voltage |
||
L±1 |
D±0.5 |
d±0.05 |
||||||
NKN012 |
1/2W |
0R1-10R |
9.0 |
3.2 |
0.58 |
150V |
400V |
250V |
NKN01B |
1W |
0R1-10R |
9.0 |
3.2 |
0.75 |
150V |
400V |
250V |
NKN02B |
2W |
0R1-12R |
11.0 |
4.5 |
0.75 |
150V |
400V |
350V |
NKN03B |
3W |
0R1-22R |
15.0 |
5.0 |
0.75 |
350V |
600V |
500V |
NKN04B |
4W |
0R1-33R |
17.0 |
6.0 |
0.75 |
350V |
600V |
500V |
NKN05B |
5W |
0R1-33R |
17.0 |
6.0 |
0.75 |
350V |
600V |
500V |
NKN06B |
6W |
0R1-47R |
25.0 |
8.0 |
0.75 |
500V |
600V |
750V |
NKN07B |
7W |
0R1-56R |
31.0 |
8.0 |
0.75 |
500V |
600V |
750V |
NKN08B |
8W |
0R2-62R |
41.0 |
8.0 |
0.75 |
500V |
600V |
750V |
NKN09B |
9W |
0R3-100R |
52.0 |
8.0 |
0.75 |
750V |
800V |
1000V |
NKN10B |
10W |
0R3-100R |
52.0 |
8.0 |
0.75 |
750V |
800V |
1000V |
|
Note:a,Rated voltage V= ; b,If the calculated rated voltage is higher than the max. working voltage, it will be got the lower value. |
Performance Test:
Test Item |
Test Condition |
Performance |
|
Temperature coefficient |
Test the resistance value at normal temperature and normal temperature added 100℃,calculate per℃ resistance value change rate . |
±300ppm/℃ |
|
Short time overload |
1/2~4W: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) |
|
Pulse overload |
At 4 × rated voltage or Max. pulse overload voltage (get the lower) cycle 10000±200 times(1 second on, 25 seconds off ). |
ΔR≤±(1%R0+0.05Ω) |
|
Resistance to soldering heat |
Immerge into 350±10℃ tin stove for 2~3 seconds. |
ΔR≤±(1%R0+0.05Ω) |
|
Solderability |
Immerge into 245±3℃ 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 +125℃ for 30 min, then at +25℃ for 10~15 min, total 5 cycles. |
ΔR≤±(1%R0+0.05Ω) |
|
Load life in humidity |
Overload rated voltage or ing voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2℃ and 90~95% relative humidity. |
ΔR≤±(5%R0+0.05Ω) |
|
Load life in heat |
Overload rated voltage or ing voltage (get the lower ) for 1000 hours (1.5 hours on and half-hour off) at the 70±2℃. |
ΔR≤±(5%R0+0.05Ω) |
|
Nonflammability |
Respectively load AC voltage by 5,10,16 times rared power for 5 minutes. |
No visible flame |
Part No.Regulation:
NKN |
01B |
J |
0 |
T520 |
100R0 |
|
Product Name |
Power |
Tol. |
Special Code |
Forming |
Ohm |
|
Wirewound Noninductive Resistors
|
014=1/4W 012=1/2W 01B=1W 02B=2W 03B=3W 04B=4W 05B=5W 06B=6W 07B=7W 08B=8W 09B=9W 10B=10W |
F=±1% G=±2% J=±5% K=±10% |
|
T520=T52 T710=T71 M001=M F001=F B001=B
|
0R100=0.1Ω 0R220=0.22Ω 10R00=10Ω 100R0=100Ω
|
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