應(yīng)用范圍：
產(chǎn)品專為程控交換機(jī)、配線架設(shè)計(jì)生產(chǎn)的過保護(hù)器件，同時還可用于變壓器、安防設(shè)備、燈具、鎮(zhèn)流器、儀表、電話線路等領(lǐng)域。
產(chǎn)品圖片
電器特征與產(chǎn)品尺寸
|
Model |
Ih |
It |
Vmax |
Imax |
Rmin |
Rmax |
Product Dimension(mm)大產(chǎn)品尺寸 |
|||||
|
型號 |
A |
A |
V |
A |
Ω |
Ω |
Style |
A |
B |
C |
D |
Lead |
|
WH250-030 |
0.03 |
0.06 |
250 |
1 |
35 |
90 |
F2 |
6.0 |
8.0 |
5.1 |
4.6 |
0.5 |
|
WH250-040 |
0.04 |
0.08 |
250 |
1 |
27 |
65 |
F2 |
6.0 |
8.0 |
5.1 |
4.6 |
0.5 |
|
WH250-050 |
0.05 |
0.10 |
250 |
1 |
20 |
45 |
F2 |
6.0 |
8.0 |
5.1 |
4.6 |
0.5 |
|
WH250-060 |
0.06 |
0.12 |
250 |
3 |
20 |
45 |
F2 |
6.5 |
9.0 |
5.1 |
4.6 |
0.6 |
|
WH250-080 |
0.08 |
0.16 |
250 |
3 |
10 |
22 |
F2 |
6.5 |
9.0 |
5.1 |
4.6 |
0.5 |
|
WH250-090 |
0.09 |
0.18 |
250 |
3 |
7.0 |
17.5 |
F2 |
6.5 |
9.0 |
5.1 |
4.6 |
0.5 |
|
WH250-110 |
0.11 |
0.22 |
250 |
3 |
6.0 |
12.0 |
F1 |
7.0 |
9.5 |
5.1 |
4.6 |
0.6 |
|
WH250-120 |
0.12 |
0.24 |
250 |
3 |
6.5 |
10.5 |
F1 |
7.0 |
9.5 |
5.1 |
4.6 |
0.6 |
|
WH250-145 |
0.145 |
0.29 |
250 |
3 |
3.5 |
6.5 |
F1 |
7.0 |
9.5 |
5.1 |
4.6 |
0.6 |
|
WH250-180 |
0.18 |
0.54 |
250 |
10 |
1.35 |
3.0 |
F2 |
10.5 |
13.5 |
5.1 |
4.6 |
0.6 |
|
WH250-200 |
0.20 |
0.40 |
250 |
10 |
3.0 |
6.0 |
F2 |
10.5 |
13.5 |
5.1 |
4.6 |
0.6 |
|
WH250-400 |
0.40 |
0.80 |
250 |
10 |
1.35 |
3.0 |
F1 |
12.2 |
14.2 |
5.1 |
4.6 |
0.8 |
|
WH250-600 |
0.60 |
1.20 |
250 |
10 |
1.0 |
2.0 |
F1 |
12.6 |
15.6 |
5.1 |
4.6 |
0.8 |
|
WH250-800 |
0.80 |
1.60 |
250 |
10 |
0.5 |
1.0 |
F1 |
15.0 |
19.5 |
5.1 |
4.6 |
0.8 |
|
WH250-1000 |
1.00 |
2.00 |
250 |
10 |
0.4 |
0.8 |
F2 |
21.1 |
23.6 |
10.2 |
4.6 |
0.8 |
|
WH250-1500 |
1.50 |
3.00 |
250 |
10 |
0.3 |
0.6 |
F1 |
21.0 |
27.5 |
10.2 |
4.6 |
0.8 |
|
WH250-2000 |
2.00 |
4.00 |
250 |
10 |
0.2 |
0.4 |
F1 |
26.2 |
32.8 |
10.2 |
4.6 |
0.8 |
符號定義 Definition
環(huán)境溫度及電流值折減比率表
符號Sign
說明
Definition
Ih
在25℃環(huán)境溫度下的大 工作電流
Hold current-maximum current at which the device will not trip at 25℃
It
在25℃環(huán)境溫度下啟動保護(hù)的小電流
Trip current-minimum current at which the device will always trip at 25℃
Vmax
大工作電壓
Maximum voltage at which the device will not trip
Vmaxi
在阻斷狀態(tài)下所承受的大電壓
Maximum voltage device can withstand without damage at it rated current
Imax
能承受的大電流
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
圖示
The Figure of WHPTC
Lead
導(dǎo)線尺寸
Lead diameter
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% |
WH250 系列25℃時典型動作時間曲線 WH250 Typical Time to Trip at 25℃
A:WH250-080
B:WH250-090
C:WH250-110
D:WH250-120
E:WH250-145
F:WH250-180
G:WH250-200
H:WH250-400
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在線反饋
東莞市富寬源電子有限公司 版權(quán)所有 粵ICP備17014169號 技術(shù)支持：東莞網(wǎng)站建設(shè)
