| WH250系列自恢復(fù)保險(xiǎn)絲 | ||||
| 產(chǎn)品簡(jiǎn)介 | ||||
| WH250系列自恢復(fù)保險(xiǎn)絲（WHPTC）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(shí)還可用于變壓器、安設(shè)備、燈具、鎮(zhèn)流器、儀表、電話線路等領(lǐng)域。 | ||||
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WH250 系列 WH250 Product Data
WH250 電氣特性與產(chǎn)品尺寸WH250 product characteristics and dimensions（25℃）
| Model 型號(hào) | Ih | It | Vmaxi | Imax | Rmin | Rmax | Product Dimensions (mm) 產(chǎn)品尺寸 | |||||
| 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 | 66 | 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 | 5.0 | 20 | 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 | 11.2 | 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 | 0.4 | 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 |
號(hào)定義 Definition
| 號(hào)Sign | 說明 | Definition |
| Ih | WHPTC在25℃環(huán)境溫度下的 工作電流 | Hold current-maximum current at which the device will not trip at 25℃ |
| It | WHPTC在25℃環(huán)境溫度下啟動(dòng)保護(hù)的小電流 | Trip current-minimum current at which the device will always trip at 25℃ |
| Vmax | WHPTC的工作電壓 | Maximum voltage at which the device will not trip |
| Vmaxi | WHPTC在阻斷狀態(tài)下所承受的電壓 | Maximum voltage device can withstand without damage at it rated current |
| Imax | WHPTC能承受的電流 | Maximum fault current device can withstand without damage at rated voltage |
| Rmin | WHPTC工作前的初始小阻值 | Minimum device resistance at 25℃ prior to tripping |
| Rmax | WHPTC工作前的初始阻值 | Maximum device resistance at 25℃ prior to tripping |
| Figure | 圖示 | The Figure of WHPTC |
| Lead | 導(dǎo)線尺寸 | Lead diameter |
環(huán)境溫度及電流值折減比率表
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% |
WH250 系列25℃時(shí)典型動(dòng)作時(shí)間曲線 WH250 Tical 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 |  |
以上產(chǎn)品資料內(nèi)容如有變更將不另行通知，敬請(qǐng)諒解。不詳之處，請(qǐng)來(lái)電咨詢，謝謝！
以上WH250系列自恢復(fù)保險(xiǎn)絲產(chǎn)品參數(shù)供參考，實(shí)際參數(shù)以當(dāng)時(shí)產(chǎn)品規(guī)格書為準(zhǔn)
