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本系列預裝(zhuang)式(shi)變(bian)電(dian)(dian)站(zhan)適用(yong)(yong)(yong)(yong)(yong)于12KV,額定頻率(lv)為50HZ的(de)(de)三相交流系統，容量(liang)配置(zhi)在2500KVA以下(xia)的(de)(de)住宅小(xiao)區、商廈(sha)賓館、大(da)型工地、高層建筑、工礦企(qi)業及(ji)臨(lin)時性的(de)(de)施工場(chang)所(suo)。適用(yong)(yong)(yong)(yong)(yong)于環網(wang)(wang)供(gong)電(dian)(dian)。也(ye)適用(yong)(yong)(yong)(yong)(yong)于反射式(shi)終端供(gong)電(dian)(dian)。
本系列預裝(zhuang)式(shi)變(bian)電(dian)(dian)站(zhan)具(ju)有(you)(you)結(jie)構(gou)緊湊、成套性強(qiang)(qiang)。運行安全(quan)可靠，維(wei)(wei)(wei)護方便(bian)，造型美觀等優點：具(ju)布體(ti)積小(xiao)。占地面積小(xiao)。可選擇性大(da)。現場(chang)安裝(zhuang)小(xiao)，安裝(zhuang)調試周(zhou)(zhou)期(qi)短(duan)，以及(ji)隨負荷中心等特(te)點。
一(yi)、正常使(shi)用(yong)(yong)(yong)(yong)(yong)條(tiao)件(jian)(jian)
*周(zhou)(zhou)圍空氣(qi)(qi)溫(wen)度不(bu)(bu)超(chao)過+40c(: ,低周(zhou)(zhou)圍空氣(qi)(qi)溫(wen)度-25~C
*海(hai)(hai)拔刁；超(chao)過1000,米，若使(shi)用(yong)(yong)(yong)(yong)(yong)特(te)殊訂購的(de)(de)變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)和低元件(jian)(jian)，可達海(hai)(hai)拔300米。
*垂直傾斜度不(bu)(bu)超(chao)過5′，無劇烈(lie)振動(dong)及(ji)無沖擊的(de)(de)場(chang)所(suo)。
*空氣(qi)(qi)濕度不(bu)(bu)大(da)于90%(+25oC)
*無導電(dian)(dian)塵(chen)埃(ai)，無爆炸危險、無腐蝕(shi)金(jin)屬和電(dian)(dian)器(qi)(qi)元件(jian)(jian)的(de)(de)氣(qi)(qi)體(ti)場(chang)所(suo)
*戶(hu)外(wai)(wai)風速不(bu)(bu)超(chao)過35m/s
二、產品設(she)(she)計(ji)(ji)特(te)點
外(wai)(wai)殼參照(zhao)外(wai)(wai)進技術(shu)并根據(ju)實際情況進行設(she)(she)計(ji)(ji)。具(ju)有(you)(you)牢固、隔熱通風、性能好、防(fang)塵(chen)、防(fang)小(xiao)動(dong)物(wu)、防(fang)潮、外(wai)(wai)形(xing)美觀、維(wei)(wei)(wei)護方便(bian)等特(te)點。外(wai)(wai)殼材(cai)料(liao)有(you)(you)多種(zhong)選擇。如：鍆合(he)金(jin)板(ban)(ban)(ban)、鋼板(ban)(ban)(ban)、復合(he)板(ban)(ban)(ban)、不(bu)(bu)銹鋼板(ban)(ban)(ban)、非金(jin)屬材(cai)料(liao)（玻璃纖維(wei)(wei)(wei)水泥(ni)）等。
高壓(ya)(ya)(ya)(ya)側一(yi)般采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)負荷開關(guan)，也(ye)可采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)真(zhen)空斷(duan)路器(qi)(qi)，并且(qie)有(you)(you)齊全(quan)的(de)(de)防(fang)誤操作(zuo)功能。還可選配：XGN20-12L 六氟化硫(liu)環網(wang)(wang)柜，HXGN15A、HXGN17等環網(wang)(wang)開關(guan)設(she)(she)備(bei)。變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)可采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)油浸式(shi)變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)，全(quan)密封變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)，也(ye)可采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)于式(shi)變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)。變(bian)電(dian)(dian)站(zhan)保護性能完善(shan)，操作(zuo)方便(bian)，高低壓(ya)(ya)(ya)(ya)計(ji)(ji)量(liang)可供(gong)選擇，可根據(ju)用(yong)(yong)(yong)(yong)(yong)戶(hu)要求配備(bei)門(men)(men)動(dong)無工率(lv)補償裝(zhuang)置(zhi)。
箱(xiang)(xiang)體(ti)頂蓋設(she)(she)計(ji)(ji)為雙(shuang)層結(jie)構(gou)，夾層間充滿泡沫塑(su)料(liao)，具(ju)有(you)(you)良好的(de)(de)隔熱作(zuo)用(yong)(yong)(yong)(yong)(yong)：高、低壓(ya)(ya)(ya)(ya)室在其內部設(she)(she)計(ji)(ji)有(you)(you)獨立的(de)(de)頂板(ban)(ban)(ban)，變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)室內設(she)(she)防(fang)凝(ning)露(lu)及(ji)門(men)(men)動(dong)溫(wen)控監視、加(jia)熱、降溫(wen)裝(zhuang)置(zhi)。
箱(xiang)(xiang)體(ti)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)自然通風，也(ye)可加(jia)裝(zhuang)強(qiang)(qiang)迫設(she)(she)備(bei)。門(men)(men)板(ban)(ban)(ban)及(ji)側板(ban)(ban)(ban)對應百葉窗位置(zhi)上裝(zhuang)有(you)(you)防(fang)塵(chen)裝(zhuang)置(zhi)。
|
序號 |
項(xiang) 目 |
單位 |
高(gao)壓電(dian)器 |
變壓器 |
低壓(ya)電器 |
|
1 |
額定電壓 |
kv |
7.2/12 |
6/0.4、12/0.4 |
0.4 |
|
2 |
額(e)定容量 |
kva |
|
100～1250 |
|
|
3 |
額(e)定電(dian)流 |
a |
200～630 |
|
100～3000 |
|
4 |
額定開斷電流 |
a |
負荷開關400～630a |
|
15～63 |
|
ka |
組合電器取決(jue)于熔斷器 |
||||
|
5 |
額定短時耐 |
ka/s |
20/2 |
200～400 kva |
15/1 |
|
12.5/4 |
400 kva |
30/1 |
|||
|
6 |
額定峰值耐受 |
ka |
31.5、50 |
200～400 kva |
30 |
|
400 kva |
63 |
||||
|
7 |
額定關合電流 |
ka |
31.5、50 |
|
|
|
8 |
1min工頻耐 |
kv |
相對地、相間30/42 |
油浸(jin)：35/5min |
≤300v時(shi)2kv |
|
隔離(li)斷口34/48 |
干式(shi)：28/5min |
300，600v時2.5kv |
|||
|
9 |
雷電沖擊 |
kv |
相對地、相間60/75 |
75 |
|
|
隔離(li)斷口75/85 |
75 |
|
|||
|
10 |
噪聲(sheng)水平(ping) |
db |
|
油(you)浸：＜55 |
|
|
干式：＜65 |
|||||
|
11 |
防護等級 |
ip23d |
|
||
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