
光伏專用SPD
光(guang)伏(fu)(fu)系(xi)(xi)統(tong)專用浪(lang)(lang)涌(yong)保(bao)護(hu)器(qi),在(zai)正(zheng)(zheng)常(chang)(chang)情況下浪(lang)(lang)涌(yong)保(bao)護(hu)器(qi)處于高阻狀態(tai)(tai),漏電流極低,從而保(bao)證(zheng)光(guang)伏(fu)(fu)系(xi)(xi)統(tong)的正(zheng)(zheng)常(chang)(chang)發電。當系(xi)(xi)統(tong)出(chu)現過電壓(ya)時,JLSP系(xi)(xi)列光(guang)伏(fu)(fu)系(xi)(xi)統(tong)專用浪(lang)(lang)涌(yong)保(bao)護(hu)器(qi)立即在(zai)納(na)秒級內導通,將電壓(ya)的幅(fu)值限制在(zai)設備(bei)的安全正(zheng)(zheng)常(chang)(chang)范圍內,同(tong)時將浪(lang)(lang)涌(yong)能量入地釋放(fang)掉,隨(sui)后,浪(lang)(lang)涌(yong)保(bao)護(hu)器(qi)又迅速變為(wei)高阻狀態(tai)(tai),從而不影響(xiang)光(guang)伏(fu)(fu)系(xi)(xi)統(tong)的正(zheng)(zheng)常(chang)(chang)工作。
隨著(zhu)光(guang)(guang)伏(fu)并網發(fa)電(dian)(dian)在(zai)(zai)各地(di)興(xing)起,光(guang)(guang)伏(fu)發(fa)電(dian)(dian)系(xi)統(tong)在(zai)(zai)實踐中(zhong)(zhong)不斷優化(hua),發(fa)電(dian)(dian)效率也(ye)在(zai)(zai)不斷提高,同時系(xi)統(tong)電(dian)(dian)壓(ya)等級(ji)也(ye)呈現出多(duo)樣(yang)化(hua)。而針對(dui)(dui)不同的發(fa)電(dian)(dian)系(xi)統(tong),需要加(jia)裝(zhuang)(zhuang)的浪(lang)涌(yong)(yong)保(bao)護(hu)(hu)器(qi)(qi)也(ye)不盡相同。在(zai)(zai)集(ji)中(zhong)(zhong)式光(guang)(guang)伏(fu)發(fa)電(dian)(dian)中(zhong)(zhong),直(zhi)(zhi)流(liu)(liu)(liu)(liu)側(ce)浪(lang)涌(yong)(yong)保(bao)護(hu)(hu)器(qi)(qi)主要用于(yu)(yu)直(zhi)(zhi)流(liu)(liu)(liu)(liu)匯流(liu)(liu)(liu)(liu)箱(xiang)(xiang)、直(zhi)(zhi)流(liu)(liu)(liu)(liu)配電(dian)(dian)柜中(zhong)(zhong),而在(zai)(zai)交(jiao)(jiao)流(liu)(liu)(liu)(liu)測中(zhong)(zhong),可加(jia)裝(zhuang)(zhuang)于(yu)(yu)逆變(bian)器(qi)(qi)與(yu)(yu)電(dian)(dian)源分配盤,電(dian)(dian)源分配盤與(yu)(yu)交(jiao)(jiao)流(liu)(liu)(liu)(liu)負載之間(jian)(jian)和(he)箱(xiang)(xiang)變(bian)低(di)壓(ya)側(ce)之間(jian)(jian)的交(jiao)(jiao)流(liu)(liu)(liu)(liu)線(xian)(xian)路上(shang)。對(dui)(dui)于(yu)(yu)組(zu)串(chuan)式光(guang)(guang)伏(fu)發(fa)電(dian)(dian)系(xi)統(tong)交(jiao)(jiao)流(liu)(liu)(liu)(liu)浪(lang)涌(yong)(yong)保(bao)護(hu)(hu)器(qi)(qi)主要用于(yu)(yu)逆變(bian)器(qi)(qi)交(jiao)(jiao)流(liu)(liu)(liu)(liu)測和(he)交(jiao)(jiao)流(liu)(liu)(liu)(liu)匯流(liu)(liu)(liu)(liu)箱(xiang)(xiang)處,交(jiao)(jiao)流(liu)(liu)(liu)(liu)匯流(liu)(liu)(liu)(liu)箱(xiang)(xiang)與(yu)(yu)箱(xiang)(xiang)變(bian)低(di)壓(ya)側(ce)之間(jian)(jian)的交(jiao)(jiao)流(liu)(liu)(liu)(liu)線(xian)(xian)路上(shang),對(dui)(dui)其線(xian)(xian)路進行保(bao)護(hu)(hu)。針對(dui)(dui)近年來得到廣泛應(ying)用的集(ji)散式光(guang)(guang)伏(fu)發(fa)電(dian)(dian)系(xi)統(tong),直(zhi)(zhi)流(liu)(liu)(liu)(liu)側(ce)浪(lang)涌(yong)(yong)保(bao)護(hu)(hu)器(qi)(qi)可加(jia)裝(zhuang)(zhuang)與(yu)(yu)光(guang)(guang)伏(fu)控(kong)制器(qi)(qi)內以保(bao)護(hu)(hu)設(she)備,交(jiao)(jiao)流(liu)(liu)(liu)(liu)浪(lang)涌(yong)(yong)保(bao)護(hu)(hu)器(qi)(qi)主要加(jia)裝(zhuang)(zhuang)在(zai)(zai)箱(xiang)(xiang)變(bian)的低(di)壓(ya)側(ce)中(zhong)(zhong)用于(yu)(yu)過電(dian)(dian)壓(ya)的防護(hu)(hu)。
產品特點(dian):
1、可(ke)靠(kao)的熱(re)脫扣保護裝置(zhi);
2、獨特的短(duan)路過(guo)流脫(tuo)扣功能;
3、可視狀態指示窗口:綠色/透明(正常)、紅色(故障)工作狀態一(yi)目(mu)了然;
4、通流容量大、殘壓低;
5、響應(ying)時(shi)間快(kuai),納秒級時(shi)間內動作;
6、遙信觸點可(ke)選擇;
7、有直流和交流兩種,適合光(guang)伏系統不同線(xian)路(lu)上的防雷(lei)要求;
8、漏電流幾(ji)乎為零(ling),使用(yong)壽命(ming)長(chang);
具體(ti)選型(xing)和參(can)數詳見新能源(yuan)電(dian)涌保護器手(shou)冊(ce)《鏈接(jie)PDF說明書》