应用范围
产品广泛适用于额定工作电压较高的电路中,如微电机、扬声器、变压器、安防设备、工控、测试测量设备、卫星接收系统、玩具行业等领域。
产品图片
电器特征与产品尺寸
model |
ih |
it |
vmax |
imax |
rmin |
rmax |
product dimension(mm)大产品尺寸 |
|||||
型号 |
a |
a |
v |
a |
ω |
ω |
style |
a |
b |
c |
d |
lead |
wh60-005 |
0.05 |
0.10 |
60 |
40 |
10.0 |
25.0 |
f2 |
6.0 |
8.5 |
5.1 |
3.1 |
0.5 |
wh60-010 |
0.10 |
0.20 |
60 |
40 |
3.00 |
7.50 |
f2 |
6.0 |
8.5 |
5.1 |
3.1 |
0.5 |
wh60-017 |
0.17 |
0.34 |
60 |
40 |
1.80 |
5.80 |
f2 |
6.0 |
8.5 |
5.1 |
3.1 |
0.5 |
wh60-020 |
0.20 |
0.40 |
60 |
40 |
1.50 |
3.30 |
f2 |
6.0 |
8.5 |
5.1 |
3.1 |
0.5 |
wh60-025 |
0.25 |
0.50 |
60 |
40 |
1.00 |
2.20 |
f2 |
6.0 |
8.5 |
5.1 |
3.1 |
0.5 |
wh60-030 |
0.30 |
0.60 |
60 |
40 |
0.70 |
1.55 |
f2 |
6.7 |
10.7 |
5.1 |
3.1 |
0.5 |
wh60-040 |
0.40 |
0.80 |
60 |
40 |
0.50 |
1.10 |
f1 |
7.2 |
14.2 |
5.1 |
3.1 |
0.5 |
wh60-050 |
0.50 |
1.00 |
60 |
40 |
0.35 |
0.85 |
f1 |
7.5 |
14.5 |
5.1 |
3.1 |
0.5 |
wh60-065 |
0.65 |
1.30 |
60 |
40 |
0.30 |
0.65 |
f1 |
9.1 |
16.1 |
5.1 |
3.1 |
0.5 |
wh60-075 |
0.75 |
1.50 |
60 |
40 |
0.25 |
0.55 |
f1 |
9.8 |
16.8 |
5.1 |
3.1 |
0.5 |
wh60-090 |
0.90 |
1.80 |
60 |
40 |
0.20 |
0.45 |
f1 |
11.0 |
18.0 |
5.1 |
3.1 |
0.5 |
wh60-110 |
1.10 |
2.20 |
60 |
40 |
0.15 |
0.33 |
f2 |
12.5 |
17.5 |
5.1 |
3.1 |
0.8 |
wh60-135 |
1.35 |
2.70 |
60 |
40 |
0.12 |
0.27 |
f2 |
14.2 |
19.2 |
5.1 |
3.1 |
0.8 |
wh60-160 |
1.60 |
3.20 |
60 |
40 |
0.09 |
0.22 |
f2 |
16.3 |
21.3 |
5.1 |
3.1 |
0.8 |
wh60-185 |
1.85 |
3.70 |
60 |
40 |
0.08 |
0.18 |
f2 |
17.4 |
22.4 |
5.1 |
3.1 |
0.8 |
wh60-250 |
2.50 |
5.00 |
60 |
40 |
0.055 |
0.11 |
f2 |
21.6 |
26.6 |
10.2 |
3.1 |
0.8 |
wh60-300 |
3.00 |
6.00 |
60 |
40 |
0.045 |
0.09 |
f2 |
24.8 |
29.8 |
10.2 |
3.1 |
0.8 |
wh60-375 |
3.75 |
7.50 |
60 |
40 |
0.035 |
0.08 |
f2 |
27.0 |
32.0 |
10.2 |
3.1 |
0.8 |
wh60-500 |
5.00 |
10.00 |
60 |
40 |
0.030 |
0.07 |
f2 |
28.5 |
33.5 |
10.2 |
3.1 |
0.8 |
符号定义 definition
符号sign | 说明 | definition |
ih | 在25℃环境温度下的大 工作电流 | hold current-maximum current at which the device will not trip at 25℃ |
it | 在25℃环境温度下启动保护的小电流 | trip current-minimum current at which the device will always trip at 25℃ |
vmax | 大工作电压 | maximum voltage at which the device will not trip |
vmaxi | 在阻断状态下所承受的大电压 | maximum voltage device can withstand without damage at it rated current |
imax | 能承受的大电流 | maximum fault current device can withstand without damage at rated voltage |
rmin | 工作前的初始小阻值 | minimum device resistance at 25℃ prior to tripping |
rmax | 工作前的初始大阻值 | maximum device resistance at 25℃ prior to tripping |
figure | 图示 | the figure of whptc |
lead | 导线尺寸 | lead diameter |
环境温度及电流值折减比率表
discount rate of ambient temperature and current
wh series | -20℃ | 0℃ | 25℃ | 30℃ | 40℃ | 50℃ | 60℃ | 70℃ | 85℃ |
wh6 | 130% | 115% | 100% | 91% | 83% | 77% | 68% | 61% | 52% |
wh16 | 132% | 120% | 100% | 96% | 88% | 80% | 71% | 61% | 47% |
wh30 | 130% | 115% | 100% | 91% | 83% | 77% | 68% | 61% | 52% |
wh60 | 136% | 119% | 100% | 90% | 81% | 72% | 63% | 54% | 40% |
wh130 | 136% | 119% | 100% | 92% | 81% | 72% | 63% | 54% | 40% |
wh250 | 132% | 117% | 100% | 91% | 85% | 77% | 68% | 61% | 48% |
wh600 | 138% | 119% | 100% | 92% | 83% | 73% | 64% | 55% | 42% |
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