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Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

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Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Model Number : KNP

Place of Origin : CHINA

MOQ : 1000PCS

Price : Negotiable

Payment Terms : T/T

Supply Ability : 10KKPCS PER Month

Delivery Time : 2 Weeks

Packaging Details : Tape(Default) or Bulk

Name : Wire Wound Resistor

Rated Power : 0.25W~10W

Resistance Value : 0.1-1000 Ohm (E24)

Tolerance : F : ±1% G : ±2% J : ±5%

Package : Tape or Bulk

Forming : Horizontal/vertical

Temp. Coefficient : ±350PPM/℃

Operating Temperature : -55℃～ ＋155℃

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Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

INTRODUCTION

To wind the alkaline less ceramic core with metal alloy resistance wire and coating with silicon resin which makes wire wound resistor KNP series
Small in size comparatively than other kind resistor
Electrical and Mechanical stability and high reliability
Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available
FEATURES

High stable pulse characteristics!
Meet JIS-C-5201 requirements!
Super heat dissipation!
Low noise!
No annual shift on resistance value!
Special tight tolerance are available on request

External dimensions (Unit:mm)

P type

The 5th color band; KNP type in ‘Black’, NKNP type in ‘Green’

Type Dimensions

Normal Size

Small Size

 I±2.0 L±1.0 ψD ψd±0.05 H±2.0

KNP1/2W,

NKNP1/2W

KNP1WS,

NKNP1WS

 60 9.0 3.2±0.5 0.50 28

KNP1W,

NKNP1W

 KNP2WS,NKNP2WS 60 11.5 4.5±1.0 0.68 25
73 11.5 4.5±1.0 0.68 31

KNP2W,

NKNP2W

 KNP3WS,NKNP3WS 60 15.5 5.0±1.0 0.68 23
81 15.5 5.0±1.0 0.68 33

KNP3W,

NKNP3W

KNP5WS,

NKNP5WS

 94 17.5 6.0±1.0 0.68 38
KNP5W,NKNP5W 94 24.5 8.0±1.0 0.68 35

Axial Lead Taping

Txx Type

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Type

Taping

 Dimensions

Normal Size

Small Size

 L W P

L1-L2

Max.

 T

Z

Max.

R

Max.

t

Max.

e

Max.

S

Max.
KNP 1/2W KNP 1WS T52 9.0±1.0 52±1.0 5±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
KNP 1W KNP 2WS T52 11.5±1.0 52±1.0 5±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
T66 11.5±1.0 66±1.0 5±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
KNP2W KNP 3WS T52 15.5±1.0 52±1.0 10±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
T73 15.5±1.0 73±1.0 10±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
KNP3W KNP5WS T84 17.5±1.5 84±1.0 10±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5
KNP5W T84 24.5±1.0 84±1.0 10±0.5 1.0 6±0.5 1.2 0 3.0 0.6 0.5

MB Type &M Type&MK Type

MB

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions (mm)
D L P±1.0 H1±1.0 H2±0.5 t±0.15 qMax
1/2w,1ws 3.2±0.5 9.0±1.0 12.5/15 10.5 4.5 1.2 3
1w,2ws 4.5±1.0 11.5±1.0 15 10.5 4.5 1.25 3
2w,3ws 5.0±1.0 15.5±1.0 20 10.5 4.5 1.25 3
3W5WS 6.0±1.0 17.5±1.0 25 10.5 4.5 1.25 3
5W 8.0±1.0 24.5±1.0 30 10.5 4.5 1.25 3

M

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions (mm)
ΦD L P±1.0 H±1.0
1/2w,1ws 3.5±0.5 9.0±1.0 12.5/15 10
1w,2ws 4.5±1.0 11.5±1.0 15 10
2w,3ws 5.0±1.0 15.5±1.0 20 10
3w 6.0±1.0 17.5±1.0 25 10
5w 8.0±1.0 24.5±1.0 30 10

MK

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions (mm)
D L P±1.0 H±1.0 H1±1.0
1/2w,1ws 3.2±0.5 9.0±1.0 12.5 10 4.5
1w,2ws 4.5±1.0 11.5±1.0 15 10 4.5
2w,3ws 5.0±1.0 15.5±1.0 20 10 4.5
3W5WS 6.0±1.0 17.5±1.0 25 10 4.5

F Type &FK2Type&FKK Type

F

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions (mm)
ΦD L P±2.0 E Max H±1.0
1/2w,1ws 3.2±0.5 9.0±1.0 6 3.5 5-8
1w,2ws 4.5±1.0 11.5±1.0 8 3.5 5-8
2w,3ws 5.0±1.0 15.5±1.0 8 3.5 5-8
3w 6.0±1.0 17.5±1.0 8 3.5 5-8

FK2

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions (mm)
ΦD L P±2.0 E Max H±1.0
1/2w,1ws 3.2±0.5 9.0±1.0 6 3.5 5-8
1w,2ws 4.5±1.0 11.5±1.0 8 3.5 5-8
2w,3ws 5.0±1.0 15.5±1.0 8 3.5 5-8
3w 6.0±1.0 17.5±1.0 8 3.5 5-8

FKK

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Watts

 Dimensions(mm)
ΦD L P±1.0 E Max H1±1.0 H2±1.0
1/2w,1ws 3.2±0.5 9.0±1.0 5-7 3.5 8 4.5
1w,2ws 4.5±1.0 11.5±1.0 5-9 3.5 8 4.5
2w,3ws 5.0±1.0 15.5±1.0 5-9 3.5 8 4.5
3w 6.0±1.0 17.5±1.0 5-10 3.5 8 4.5

Tape in box packing (Ammo packing) Packing box size and quantity

Type

Form

Quantity

 Dimensions (mm)

Normal Size

Small Size

 L W H

KNP1/2W,

NKNP1/2W

KNP1WS,

NKNP1WS

 T52 2000 PCS 260 80 85

KNP1W,

NKNP1W

KNP2WS,

NKNP2WS

 T52 1000 PCS 260 80 85
T67 1000 PCS 260 85 92

KNP2W,

NKNP2W

KNP3WS,

NKNP3WS

 T52 1000 PCS 260 80 100
T73 1000 PCS 260 95 92

KNP3W,

NKNP3W

KNP5WS,

NKNP5WS

 T84 500PCS 260 110 75
KNP5W,NKNP5WS T84 250PCS 260 110 75

Bulk

Type

Form

Quantity

 Dimensions (mm)

Normal Size

Small Size

 L W H

KNP1/2W,

NKNP1/2W

KNP1WS,

NKNP1WS

 P 5000 PCS 240 140 76
Moulding 5000 PCS 240 140 76

KNP1W,

NKNP1W

KNP2WS,

NKNP2WS

 P 2000 PCS 240 140 76
Moulding 2000 PCS 240 140 76

KNP2W,

NKNP2W

KNP3WS,

NKNP3WS

 P 2000 PCS 240 140 76
Moulding 2000 PCS 240 140 76
KNP3W,NKNP3W

KNP5WS,

NKNP5WS

 P 100PCS 240 140 76
Moulding 250PCS 240 140 76
KNP5W,NKNP5WS P 50PCS 240 140 76
Moulding 50PCS 240 140 76

Rated power

Rated power is maximum power which can be continuously loaded at specified ambient temperature

70℃,as Table-1;however when the ambient temperature exceeds 70℃

Type

Rated power

Dielectric withstanding

voltage

KNP Resistance

Range(Ω)

NKNP Resistance

Range(Ω)
Normal size

KNP1/2W,

NKNP1/2W

 0.5W 300V 0.05Ω~1KΩ 0.1Ω~680Ω

KNP1W,

NKNP1W

 1W 350V

KNP2W,

NKNP2W

 2W 350V

KNP3W,

NKNP3W

 3W 400V

KNP5W,

NKNP5W

 5W 400V
Small size

KNP1WS,

NKNP1WS

 1W 300V 0.05Ω~1KΩ 0.1Ω~680Ω

KNP2WS,

NKNP2WS

 2W 350V

KNP3WS,

NKNP3WS

 3W 350V

KNP5WS,

NKNP5WS

 5W 400V

Color Code

Color

1st figure

2nd figure

Multiplier

Tolerance

Distinguish
Black 0 0 100

KNP type in ‘Black’,

NKNP type in ‘Green’.
Brown 1 1 101 ±1%(F)
Red 2 2 102 ±2%(G)
Orange 3 3 103
Yellow 4 4 104
Green 5 5 105
Blue 6 6 106
Violet 7 7 107
Gray 8 8
White 9 9
Gold 10-1 ±5%(J)
Silver 10-2 ±10%(K)
Plain

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available


Construction

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

NO

Item

Material
1

Ceramic core

High alumina ceramic is used.
2

Resistor element

The resistor element shall consist of Resistance wire(Exemple:CN49W Φ1.0mm) .
3

Terminal

Tinned iron cap.
4

Connection

The lead wire,which is plated with solder,shall be mounted to the caps by welding process.
5

Lead wire

Soldered or tinned annealed wire.
6

Finishing painting

Silicon resin is used. Accord with UL-94V-0 Nonflammable specification.
7

Indication

Color code.



Characteristics

Item

Performance

Test methods(Conform to JIS C 5202)

Temperature
Coefficient

±350PPM/℃
(±500PPM/℃＜1Ω)

Comply with 5.2
R1-R
------------- x 10 6 PPM/C
R0(T1-T0)

R0:Resistance value at room temp.( T0).

R1:Resistance value at room temp.plus 100℃(T1)


Short time
overload

Within ±(2%+0.05Ω).

No evidence of mechanical damage.

Comply with 5.5
Rated voltage×2.5 times,5s

But not to exceed maximum overload voltage.
(See table-1)

Item

Performance

Test methods(Conform to JIS C 5202)

Insulation
Resistance

104MΩ or more.

Comply with 5.6
V-block method

Resistor shall be tested at DC 500V for 60 seconds.

Dielectric
Withstanding
Voltage

No evidence of flashover mechanical damage,arcing

or insulation breakdown.

Comply with 5.7
Constant pressure, V-block method

Resistor shall be tested at AC potential respectively for 60 seconds.(See table-1)

Pulse overload

Within ±(2%+0.05Ω)

Comply with 5.8

Rated voltage X 4 times, 10000 cyc.(1s ON, 25s OFF)

But not to exceed maximum pulse voltage.(See table-1)

Terminal strength

No evidence of mechanical damage.

Comply with 6.1

Tensile strength

mm
Diameter

Tensile force N(kgf)

Time
Φ0.38mm~0.50mm 5(0.51)

10±1
second
Φ0.50mm~0.68 mm 10(1.02)

Torsion strength:To bend the lead wire at the point of about 6mm~6.5mm from resistor body. about 0.75mm curvature radii to 90°then catch the wire at 1.2±0.4mm apart from the bend point end and turn it ( clockwise ) by 360 degrees perpendicular to the resistor axis at speed of same 5 seconds per turn, and do the same counterclockwise again which constitute a whole turn. Repeat the turn for 2 times without causing any break and looseness.

Item

Performance

Test methods(Conform to JIS C 5202)

Resistance to soldering heat

Within ±(1%+0.05Ω)

No evidence of mechanical damage.

Comply with 6.4

350±10℃, 3±1s

After test leave for 0.5h.

Solderability

Covered with new solder by 95% at least.

Comply with 6.5

Test temperature of solder:255±5℃

Dipping time in solder:3±1.0 s

Resistance to solvent

No deterioration of protective coating and markings.

Comply with 6.9

Specimens shall be immersed in a bath of isoproalcohol completely for 3 minutes with ultrasonic.

Temperature cycle

Within ±(1%+0.05Ω)

No evidence of mechanical damage.

Comply with 7.4
Low side:-55℃/30min, Room temp.:10 to 15min
High side:80℃/30min, Room temp.:10 to 15min
5 cycles

Load life in humidity

Within ±(5%+0.05Ω)

Comply with 7.9
40±2℃, 90 to 95%RH, 1000h
Rated voltage (90 min ON, 30 min OFF)

Load life

Within ±(5%+0.05Ω)

Comply with 7.10
70±3℃, 1000h
Rated voltage (90 min ON, 30 min OFF)

Product Tags:

flame detector sensor

      

surface mount thermal fuse

      
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