RXW 大功率波纹线绕电阻器表面分平绕和立式波纹,立式波纹有利于散热,减低寄生电感, 主要用于电梯、起重机、轧机、拉丝机、离心机、负载测试等。产品命名大功率波纹电阻,制动电阻,起重电阻,电力电阻,机车电阻,负载电阻,老化电阻,变频电阻,工业电阻,功率型号10W,20W,30W,40W,50W,80W,100W,150W,200W,300W,500W,800W,1000W,2000W,3000W,5000W,8000W,10000W
特点及用途
○过负荷能力强,热稳定性好,使用寿命长○表面分平绕和立式波纹,立式波纹有利于散热,减低寄生电感○采用耐高温、阻燃并绝缘的无机涂料(油漆),有效保护电阻丝不被氧化,延长使用寿命○主要用于电梯、起重机、轧机、拉丝机、离心机、负载测试等。
外型尺寸
型号 |
额定功率(W) |
尺寸(mm) |
A±1 |
B±1 |
C±1 |
D±1 |
E±1 |
F±1 |
G±1 |
H±1 |
l±1 |
K±1 |
L±1 |
M±1 |
RXW |
10W |
14 |
6 |
32 |
19 |
15 |
5 |
3 |
6 |
40 |
40 |
61 |
84 |
20W |
21 |
13 |
30 |
22 |
20 |
5 |
3 |
6 |
50 |
52 |
75 |
98 |
30W |
21 |
13 |
30 |
22 |
20 |
5 |
3 |
6 |
70 |
52 |
96 |
120 |
40W |
21 |
13 |
30 |
22 |
20 |
5 |
3 |
6 |
90 |
52 |
116 |
140 |
50W |
28 |
18 |
32 |
30 |
27 |
7 |
5 |
8 |
90 |
62 |
116 |
140 |
80W |
28 |
18 |
32 |
30 |
27 |
7 |
5 |
8 |
135 |
62 |
165 |
192 |
100W |
28 |
18 |
32 |
30 |
27 |
7 |
5 |
8 |
170 |
62 |
195 |
220 |
150W |
28 |
18 |
32 |
30 |
27 |
7 |
5 |
8 |
215 |
62 |
243 |
270 |
200W |
28 |
18 |
32 |
30 |
27 |
7 |
5 |
8 |
267 |
62 |
293 |
320 |
300W |
40 |
25 |
46 |
44 |
40 |
7 |
6 |
10 |
267 |
90 |
295 |
340 |
400W |
40 |
25 |
46 |
44 |
40 |
7 |
6 |
10 |
330 |
90 |
355 |
405 |
500W |
50 |
35 |
46 |
44 |
48 |
8 |
7 |
10 |
330 |
90 |
360 |
410 |
800W |
60 |
40 |
67 |
77 |
60 |
8 |
7 |
13 |
400 |
144 |
440 |
505 |
1000W |
60 |
40 |
67 |
77 |
60 |
8 |
7 |
13 |
430 |
144 |
470 |
535 |
2000W |
70 |
42 |
71 |
73 |
70 |
8 |
7 |
13 |
430 |
144 |
480 |
545 |
3000W |
80 |
58 |
76 |
86 |
80 |
8 |
7 |
16 |
430 |
162 |
480 |
545 |
4000W |
100 |
76 |
93 |
75 |
100 |
9 |
7 |
18 |
425 |
168 |
480 |
545 |
5000W |
100 |
76 |
93 |
75 |
100 |
9 |
7 |
18 |
533 |
168 |
588 |
653 |
8000W |
100 |
76 |
93 |
75 |
100 |
9 |
7 |
18 |
640 |
168 |
695 |
760 |
10000W |
100 |
76 |
93 |
75 |
100 |
9 |
7 |
18 |
855 |
168 |
910 |
975 |
主要性能指标
型号 |
额定功率(W) |
阻值范围(Ω) |
阻值允许偏差(%) |
温度系数 (×10-6 /°C) |
RXW |
10W |
0.22~1.2K |
±5 ±10 |
±250 |
25W |
0.22~3.9K |
30W |
0.22~3.9K |
40W |
0.22~3.9K |
50W |
0.22~10K |
80W |
0.22~18K |
100W |
0.33~18K |
150W |
0.33~22K |
200W |
0.33~22K |
300W |
0.33~22K |
400W |
0.33~30K |
500W |
0.33~30K |
800W |
0.33~33K |
1000W |
0.33~33K |
2000W |
0.33~33K |
3000W |
0.33~39K |
4000W |
0.33~43K |
5000W |
0.47~43K |
8000W |
0.47~43K |
10000W |
0.47~43K |
降功耗曲线图