FWX-24/630-20型柱上安裝的負荷開關(guān)適合用于額定電壓12/24/40.5kV,額定電流630A、50/60Hz配電網(wǎng)開斷、關(guān)合電力系統(tǒng)中的負荷電流、過載電流,能夠自動將發(fā)生故障的配電線路區(qū)段隔離開。開關(guān)帶有最新技術(shù)的電子控制器,可以手動操作、電動操作和遠距離操作。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線調(diào)制解調(diào)器,可以實現(xiàn)遠距離監(jiān)視和控制。簡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 |
FWX-12 |
FWX-24 |
FWX-40.5 |
額定參數(shù)Basic Ratings |
|||
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 |
短時耐受電流Short Time Withstand Current |
20KA/1sec |
20KA/1sec |
20KA/1sec |
開斷能力Making and Breaking Capacity |
|||
額定有功負載開斷電流Mainly Active Load Current |
630A |
630A |
630A |
開斷次數(shù)Number of Load-break Operations |
400times |
400times |
400times |
短時關(guān)合電流(峰值)Short-circuit Making Current (peak) |
50KA |
50KA |
50KA |
短時關(guān)合電流試驗次數(shù)Numberof Making Operations |
5 times |
5 times |
5 times |
電纜充電開斷電流Cable Charging Current |
25A |
25A |
25A |
線路充電開斷電流Line Charging Current |
1.5A |
1.5A |
1.5A |
額定閉環(huán)開斷電流Closed Loop Circuit Current |
630A |
630A |
630A |
額定空載變壓器開斷電流Transformer Magnetizing Current |
22A |
22A |
22A |
工頻耐壓Power Frequency Withstand Current Test |
|||
濕試10秒 相間、對地,斷口間Wet Condition-10sec Ph- Ph-Eth, Across Interrupters |
45KV |
50KV |
70KV |
干試1分鐘,相間,對地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 |
|||
相對地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 |
|||
內(nèi)部電弧試驗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 |
≥ |
≥ |
防護等級IP Level |
65 |
65 |
65 |
機械性能Operation Performance |
|||
合/分閘時間Closing/Opening Time |
<1sec |
<1sec |
<1sec |
機械穩(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 |
|||
額定工作壓力Nominal Pressure (MPa, at 20°C) |
0.07 |
0.07 |
0.07 |
防爆裝置動作壓力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) |
||||
|
A |
B |
C |
D |
長×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
開關(guān)和控制箱的安裝圖
Theswitchandcontrolboxinstallationdiagram