FWX-24/630-20型柱上安裝的負(fù)荷開(kāi)關(guān)適合用于額定電壓12/24/40.5kV,額定電流630A、50/60Hz配電網(wǎng)開(kāi)斷、關(guān)合電力系統(tǒng)中的負(fù)荷電流、過(guò)載電流，能夠自動(dòng)將發(fā)生故障的配電線路區(qū)段隔離開(kāi)。開(kāi)關(guān)帶有最新技術(shù)的電子控制器，可以手動(dòng)操作、電動(dòng)操作和遠(yuǎn)距離操作。電子控制器裝在不銹鋼箱體內(nèi)，能夠適合各種氣候條件下使用。此外，箱體內(nèi)還可安裝了有線和無(wú)線調(diào)制解調(diào)器，可以實(shí)現(xiàn)遠(yuǎn)距離監(jiān)視和控制。簡(jiǎn)單的柱上安裝布置方便、快速，降低施工成本。
圖1）陶瓷套管–模壓電纜出線圖 2）橡膠分體套管–模壓電纜出線
Diagram 1) Porcelain bushing- molded cable outletDiagram2)Rubbersplitbushing—moldedcableoutlet
圖3）橡膠一體套管–接線端子出線 圖4）帶有避雷器
Diagram3) Integrativerubberbushing-wiringterminaloutletDiagram4)withsurgearrestor
圖5）陶瓷套管–接線端子出線
參數(shù)額定值
|
產(chǎn)品型號(hào) |
FWX-12 |
FWX-24 |
FWX-40.5 |
|
額定參數(shù)Basic Ratings |
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|
額定電壓Maximum System Voltage |
12KV |
24KV |
40.5KV |
|
額定電流Rated Continuous Current |
630A |
630A |
630A |
|
額定頻率Rated Frequency |
50/60Hz |
50/60Hz |
50/60Hz |
|
短時(shí)耐受電流Short Time Withstand Current |
20KA/1sec |
20KA/1sec |
20KA/1sec |
|
開(kāi)斷能力Making and Breaking Capacity |
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|
額定有功負(fù)載開(kāi)斷電流Mainly Active Load Current |
630A |
630A |
630A |
|
開(kāi)斷次數(shù)Number of Load-break Operations |
400times |
400times |
400times |
|
短時(shí)關(guān)合電流(峰值)Short-circuit Making Current (peak) |
50KA |
50KA |
50KA |
|
短時(shí)關(guān)合電流試驗(yàn)次數(shù)Numberof Making Operations |
5 times |
5 times |
5 times |
|
電纜充電開(kāi)斷電流Cable Charging Current |
25A |
25A |
25A |
|
線路充電開(kāi)斷電流Line Charging Current |
1.5A |
1.5A |
1.5A |
|
額定閉環(huán)開(kāi)斷電流Closed Loop Circuit Current |
630A |
630A |
630A |
|
額定空載變壓器開(kāi)斷電流Transformer Magnetizing Current |
22A |
22A |
22A |
|
工頻耐壓Power Frequency Withstand Current Test |
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|
濕試10秒 相間、對(duì)地，斷口間Wet Condition-10sec Ph- Ph-Eth, Across Interrupters |
45KV |
50KV |
70KV |
|
干試1分鐘，相間，對(duì)地DryCondition-1min，Ph- Ph,Phase to Earth |
50KV |
64KV |
95KV |
|
干試1分鐘，斷口間Dry Condition - 1 min AcrossInterrupter |
50KV |
79KV |
110KV |
|
沖擊耐壓Impulse Withstand Current Test |
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|
相對(duì)地Phase to Phase, Phase to Earth |
85KV |
125KV |
195KV |
|
斷口間Across Interrupter |
95KV |
145KV |
215KV |
|
其他技術(shù)參數(shù)Other Ratings & Specifications |
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|
內(nèi)部電弧試驗(yàn)Internal Arc Test |
20kA /0.1 sec |
20kA /0.1 sec |
20kA /0.1 sec |
|
消弧介質(zhì)Arc Extinction Medium |
SF 6 Gas |
SF 6 Gas |
SF 6 Gas |
|
絕緣介質(zhì)Insulation Medium |
SF 6 Gas |
SF 6 Gas |
SF 6 Gas |
|
爬電距離（瓷質(zhì)套管）Creep age Distance (Porcelain) |
380mm |
700mm |
1055mm |
|
爬電距離（硅膠套管）Creep age Distance (Silicon) |
540mm |
700mm |
1669mm |
|
最小飛弧距離Dry arcing distance |
≥200mm |
≥ |
≥ |
|
防護(hù)等級(jí)IP Level |
65 |
65 |
65 |
|
機(jī)械性能Operation Performance |
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|
合/分閘時(shí)間Closing/Opening Time |
＜1sec |
＜1sec |
＜1sec |
|
機(jī)械穩(wěn)定性操作Mechanical Operations (Guaranteed) |
10000times |
10000times |
10000times |
|
工作環(huán)境溫度Operating Temperature (*Manual Type) |
-25～+70℃ |
-25～+70℃ |
-25～+70℃ |
|
Gas Pressure氣體壓力 |
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|
額定工作壓力Nominal Pressure (MPa, at 20°C) |
0.07 |
0.07 |
0.07 |
|
防爆裝置動(dòng)作壓力Bursting Pressure (MPa) |
0.4～0.6 |
0.4～0.6 |
0.4～0.6 |
|
最低工作壓力Minimum Gas Pressure (MPa) |
0.05 |
0.05 |
0.05 |
|
氣體泄漏率Leakage Rate (cc/ sec) |
≤0.5% |
≤0.5% |
≤0.5% |
開(kāi)關(guān)的外觀與尺寸
Appearanceanddimensionofswitch
|
外形尺寸 Dimension(mm) |
包裝箱尺寸 Packing size（mm） |
重量Weight(Kg) |
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|
|
A |
B |
C |
D |
長(zhǎng)×寬×高 Length×Width×high |
|
|
12KV |
225 |
500 |
803 |
1056 |
1100×900×700 |
105 |
|
24KV |
300 |
650 |
953 |
1250 |
1300×1100×700 |
145 |
|
40.5KV |
400 |
850 |
1153 |
1380 |
1400×1200×700 |
165 |
支架安裝圖
開(kāi)關(guān)和控制箱的安裝圖
Theswitchandcontrolboxinstallationdiagram
