Home > Resistors >Power Non-Flame Wire Wound Resistors
 
Power Non-Flame Wire Wound Resistors
Features :
1. High resistivity to heat, small resistance temp. coefficient and the change in resi-
stance with temperature being linear.
2. Resistance value unchange after long use,good resistivity to short time overload.
3.

Small in size, able to take large load,fit for use in heavy electric machines and production machines.

4. Multi-terminal types and adjustable types available.
5. QHA type maximum resistance value is only half the list range on right column.
 
............................................................................................

Part Number

QR
80W
 J
15 
a
b
c
   d 
 
a

Product code number number

b
rated power
c
resistance value
d
tolerance ( J: ∮5%,K:∮10%)
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TYPE: QH,QHA,QL
 

RATED

WATTS

                Dimension(m/m)

L

F

E

A

B

L1

C

h

D

L2

H

RESISTANCE RANGE()

10W

45
12
6
15
4
2
9
3
   
1~3K

20W

60
17
8
20
5
73
2.5
12
3
92
37
1~7K

30W

80
17
8
20
5
93
2.5
12
3
112
37
1~10K

40W

110
17
8
20
5
123
2.5
12
3
142
37
1~13K

50W

110
25
16
30
8
140
4
18
5
164
58
0.1~25K

60W

90
28
18
32
8
120
4
18
5
144
60
0.1~30K

80W

110
28
18
32
8
140
4
18
5
164
60
0.1~40K

100W

140
28
18
32
8
170
4
18
5
194
60
0.1~50K

120W

160
28
18
32
8
190
4
18
5
214
60
0.1~60K

150W

195
28
18
32
8
225
4
18
5
249
60
0.3~75K

200W

210
35
24
36
8
245
4
18
9
274
75
0.3~100K

250W

210
40
25
38
10
250
5
22
9
277
77
0.5~125K

300W

260
40
25
38
10
300
5
22
9
327
77
0.5~150K

400W

330
40
25
38
10
370
5
22
9
400
77
0.5~200K

500W

330
50
35
50
15
370
6
22
9
400
105
0.5~250K

600W

400
50
35
50
15
440
6
22
9
470
105
0.8~300K
700W
460
60
35
50
12
510
6
25
9
530
110
0.8~350K

800W

460
60
40
60
15
505
6
30
9
535
112
0.8~400K

1000W

540
60
40
60
15
585
6
30
9
615
112
1~500K

1300W

650
65
42
62
15
690
6
30
9
720
115
1~750K
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TYPE:QR,QRZG
 
Power Non-Flame Wire Wound Resistors
Features :
1. These resistors are made by winding resistance ribbon around a ceramic tube in wave shape , externally coated with no flame paint.
2. They are extrmely good in dissipation of heat, small in size, able to take large load.
3. Fit for use on heavy electric machines and production machines. 
PATED LOAD VS. SURFACE TEMP.

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RATED

WATTS

 Dimension(m/m)

RESISTANCE RANGE()

L

F

E

A

B

L1

C

h

D

L2

H

75W
110
25
16
30
8
140
4
18
5
164
58
0.1~8
90W
90
28
18
32
8
120
4
18
5
144
60
0.1~8
120W
110
28
18
32
8
140
4
18
5
164
60
0.1~12
150W
140
28
18
32
8
170
4
18
5
194
60
0.1~15
180W
160
28
18
32
8
190
4
18
5
214
60
0.1~18
225W
195
28
18
32
8
225
4
18
5
249
60
0.1~20
240W
180
35
24
36
8
220
4
18
9
254
75
0.1~24
300W
210
35
24
36
8
245
4
18
9
274
75
0.3~30
375W
210
40
25
38
10
250
5
22
9
277
77
0.3~38
450W
260
40
25
38
10
300
5
22
9
327
77
0.3~45
750W
330
40
25
38
10
370
5
22
9
400
77
0.3~50
600W
330
50
35
50
15
370