RX24铝外壳线绕电阻器为金黄色铝外壳封装,主要用途为加热电阻,变频电阻,制动电阻,刹车电阻,起动电阻等,规格型号分为RX24铝外壳电阻,老化电阻,RX24 5W 10W 25W 50W 75W 100W 150W 200W 250W 300W 400W 500W;常用阻值0.1R,0.2R,0.5R,1R,10R,50R,100R,250R,1KR,2KR,2.2KR,3.9KR,10KR,11KR,22KR,33KR;阻值精度为1%或5%。
特点及用途
○金属外壳散热性能强,适用于散热板安装方式。
○体积小,功率负荷大。
○多种接线方式,便于安装。
○适用于变频装置,加热装置,制动装置等行业设备。
外型尺寸
型号 |
功率(W) |
外型尺寸(mm) |
重量 (g) |
电阻体 |
标准散热板(铝) |
Amax |
B |
Lmax |
Hmax |
C |
l |
l1 |
M |
N |
ф1 |
ф2 |
表面积 (cm2) |
厚度 (mm) |
RX24 |
5W |
15.5 |
16 |
36.5 |
8 |
8.5 |
11.4 |
12 |
4.4 |
1.5 |
1.5 |
2.2 |
415 |
1 |
3 |
10W |
19.5 |
21 |
40.5 |
10 |
11.2 |
14 |
16 |
5 |
2 |
2 |
2.5 |
415 |
6 |
25W |
27 |
27 |
48 |
13 |
14.3 |
18.3 |
20 |
7 |
2 |
2 |
3.5 |
535 |
11 |
30W |
34 |
29 |
55 |
15.5 |
16.3 |
25 |
22 |
7.3 |
2 |
2 |
3.5 |
535 |
18 |
50W |
50 |
29 |
71 |
15.5 |
16.3 |
40 |
22 |
7.3 |
2 |
2 |
3.5 |
935 |
30 |
RXG24 |
75W |
65.5 |
48 |
93.5 |
26 |
27 |
23.5 |
37 |
11.5 |
3.5 |
M3 |
4.4 |
935 |
3 |
90 |
100W |
98 |
48 |
126 |
26 |
27 |
35 |
37 |
11.5 |
3.5 |
M3 |
4.4 |
935 |
90 |
120W |
135 |
48 |
158 |
26 |
27 |
52 |
58 |
11.5 |
3.5 |
M3 |
4.4 |
935 |
240 |
150W |
135 |
48 |
158 |
26 |
27 |
52 |
58 |
11.5 |
3.5 |
M3 |
4.4 |
935 |
240 |
200W |
92 |
73 |
132 |
45 |
46.5 |
35 |
58 |
21 |
5 |
M6 |
5.5 |
3750 |
420 |
250W |
112 |
73 |
152 |
45 |
46.5 |
45 |
58 |
21 |
5 |
M6 |
5.5 |
4765 |
480 |
300W |
130 |
73 |
170 |
45 |
46.5 |
51 |
58 |
21 |
5 |
M6 |
5.5 |
5780 |
580 |
500W |
204 |
73 |
244 |
45 |
46.5 |
87 |
58 |
21 |
5 |
M6 |
5.5 |
8500 |
970 |
主要性能指标
型号 |
25°C额定功率W |
阻值范围(Ω) |
阻值允许偏差(%) |
温度系数 (×10-6 /°C) |
耐电压(V) |
带散热板 |
不带散热板 |
RX24 |
5W |
3W |
0.01~1K |
±1 ±5 |
±50~±100ppm |
1000 |
10W |
8W |
0.01~1.5K |
25W |
12W |
0.01~10K |
30W |
15W |
0.01~27K |
50W |
20W |
0.01~33K |
RXG24 |
75W |
45W |
0.01~39K |
2000 |
100W |
50W |
0.01~51K |
120W |
50W |
0.01~54K |
150W |
55W |
0.01~56K |
200W |
50W |
0.01~62K |
250W |
60W |
0.01~68K |
300W |
75W |
0.01~75K |
500W |
200W |
0.01~82K |
降功耗曲线图 表面温升图