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5 Colour Code Calculator KNR Wire wound Resistor

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Product Details

Place of Origin	Guangdong, China	Brand Name	Pak Heng
Model Number	KNR	Type	Fixed Resistor
Technology	Wirewound	Package Type	Throught Hole
Resistance	0.01 ohm to 33K ohm	Resistance Tolerance	1%,2%,5%,10%
Rated Power	1/4W to 10W	Temperature Coefficient	300PPM
Operating Temperature	-55 TO + 275

Packaging Details

Taping,bulk, carbon box for wire wound resistor

Product Description

KNR 5 Colour Code Calculator KNR Wire wound Resistor

Wirewound Resistors KNR

1,Good heat-durability. low temperature coefficient, low noise, high load power.

2,Operating ambient temperature:-55°C to +275°C.

3,Surface is nonflammable, the 1/4W-6W coating is gray white and indicate the resistance value by color ring, the 7W or over will indicate the resistance value by lettering or coating is green.

4,Resistance tolerance: ±1%, ±2%,±5%,±10%.

Power: 1/4W,1/2W,1W,2W,3W,4W,5W,6W,7W,8W,10W

Tolerance: ±1%, ±2%,±5%,±10%.

Range:0R01-47K

Description	Power	Tolerance	Range
KN Wire-wound Resistors	1/4W 1/2W 1W 2W 3W 4W 5W 6W 7W 8W 10W	±5% ±2% ±1%	0R01-47K
NKN Non-inductive wire-wound Resistors	1/4W 1/2W 1W 2W 3W 4W 5W 6W 7W 8W 10W	±5% ±2% ±1%	0R01-100R
BKN Glaze Wire-wound Resistors	1W 2W 3W 4W 5W 6W 7W 8W 10W 12W	±5% ±2% ±1%	0R1-47K
BVR/LVR Low Value Alloy Wire-wound Resistors	1W 2W 3W 5W 10W	±5% ±1%	0R01-10R

Dimensions and Voltage Performance:

Part No.	Power	Resistance range	Dimensions			Max. working voltage	Max.overload voltage	Max.insulation voltage
Part No.	Power	Resistance range	L±1	D±0.5	d±0.05	Max. working voltage	Max.overload voltage	Max.insulation voltage
KNR014	1/4W	0R5~750R	6.0	2.3	0.52	150V	300V	250V
KNR012	1/2W	0R01~1K5	9.0	3.2	0.58	150V	400V	250V
KNR01B	1W	0R01~1K5	9.0	3.2	0.75	150V	400V	250V
KNR02B	2W	0R01~3K3	11.0	4.5	0.75	250V	400V	350V
KNR03B	3W	0R01~4K7	15.0	5.0	0.75	350V	600V	500V
KNR04B	4W	0R01~8K2	17.0	6.0	0.75	350V	600V	500V
KNR05B	5W	0R01~8K2	17.0	6.0	0.75	350V	600V	500V
KNR06B	6W	0R02~12K	24.0	8.0	0.75	500V	600V	750V
KNR07B	7W	0R03~18K	31.0	8.0	0.75	500V	600V	750V
KNR08B	8W	0R03~27K	41.0	8.0	0.75	500V	600V	750V
KNR09B	9W	0R04~33K	52.0	8.0	0.75	750V	800V	1000V
KNR10B	10W	0R04~33K	52.0	8.0	0.75	750V	800V	1000V

Note:a,We can according to customer’s requirmement to customize the resistor which is out of the mormal resistance range;

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	1/4~4W: 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
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:

KNR

01B

T520

100R0

Product Name

Power

Tol.

Special Code

Forming

Ohm

Wirewound fixed 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

10K00=10KΩ

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Company Profile

Shenzhen Pak Heng Electronics Co., Ltd.

Shenzhen Pak Heng Electronics Co., Ltd. (shorted as Pak Heng) is a professional manufacturer of foreign-owned enterprise, having two factories in China. With 20,000-square-meter workshop, we are engaged in resistant cable design, R&D, production, and marketing, established in 1992. Our main products include Carbon Film Fixed Resistors, Metal Film Fixed Resistors, Metal Oxide Film Resistors, Cement Resistors, Wire-wound Resistors, Fuse Resistors, Metal Plate Non-inductive Cement Resistors, Wire-wound Non-inductive Resistors, Aluminum housed Wire-wound Resistors, Ceramic Tube Resistors, Metal Glaze Resistors, High-precision Metal Film Resistors, Jumper Wire Resistors, Heated Cement Resistors, Arrayed Resistors and Chip Resistors. Cables include HDMI (DVI), USB, INFINIBAND CABLE, SCSI, SATA, IEEE1394, POF, RG, FLAT LAN, MEDICAL CABLE, and ETC. We have strong technical strength and advanced equipment for production and test. Due to our outstanding quality and excellent service, we won a good reputation in the field of resistors and cables. Our main raw materials are all from Germany, Japan and Taiwan area. In the production, we strictly carry out the standards of ICE and the standards from State. We can also accord to customer's requirements to implement the JIS standards of Japan or the MIL standards of America. We attained the ISO9002:1994 certification in 1995, and succeeded in updating the new version of ISO9001:2000 in 2002. Our products attained Electrician Safe Quality authentication in 1997, CQC certification in 2003, and America UL certification of Fuse Resistors in 2004. As one of the SONY Green Partners, we keep according to the standards of SONY SS-00259 to manage the environment substance. Pak Heng is one of the biggest resistor & cable manufacturers in Mainland China, and has established long-term business relationships with various famous enterprises all over the world. In order to lead the resistors' filed, we follow the business tenet of "Excelsior Quality" and service promise of "Satisfying and Exceeding customers' requirements".

Contact Us

Shenzhen Pak Heng Electronics Co., Ltd.: Contact nameBarbara Mu
Chat Now; Phone86-755-86229698; AddressThe 3rd Industrial Zone,Yanchuan,Songgang,BaoanDistrict, Shenzhen, Guangdong

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5 Colour Code Calculator KNR Wire wound Resistor

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