明泰(tai)(tai)電(dian)(dian)氣（蘇(su)州(zhou)(zhou)）有限公司是(shi)正(zheng)泰(tai)(tai)集團在蘇(su)州(zhou)(zhou)地區一家授權的經(jing)銷(xiao)企業，連續(xu)十年銷(xiao)量居正(zheng)泰(tai)(tai)營銷(xiao)網(wang)絡(luo)名，公司主要經(jing)營“正(zheng)泰(tai)(tai)”牌配(pei)電(dian)(dian)電(dian)(dian)器(qi)(qi)、控制電(dian)(dian)器(qi)(qi)、終端電(dian)(dian)器(qi)(qi)、電(dian)(dian)源電(dian)(dian)器(qi)(qi)、電(dian)(dian)力電(dian)(dian)子、儀(yi)(yi)器(qi)(qi)儀(yi)(yi)表、建筑電(dian)(dian)器(qi)(qi)、高壓電(dian)(dian)器(qi)(qi)及成套設備。

接觸器類

此類電(dian)源切換(huan)(huan)系統(tong)以接觸器為(wei)切換(huan)(huan)執行部件(jian)，切換(huan)(huan)功(gong)能用中(zhong)間繼電(dian)器或邏輯控(kong)制(zhi)模塊組成(cheng)(cheng)二次(ci)回路(lu)完(wan)成(cheng)(cheng)控(kong)制(zhi)功(gong)能，一般為(wei)非標產(chan)(chan)(chan)品(pin)，缺點是主回路(lu)接觸器工作(zuo)需要二次(ci)回路(lu)長(chang)期通(tong)電(dian)，容(rong)易產(chan)(chan)(chan)生溫升發熱、觸點粘結、線圈燒毀等故障(zhang)。因為(wei)是非標產(chan)(chan)(chan)品(pin)，其組成(cheng)(cheng)元(yuan)器件(jian)較多，產(chan)(chan)(chan)品(pin)質量受元(yuan)器件(jian)、制(zhi)造工藝制(zhi)約，故障(zhang)率較高，現已逐漸被新(xin)產(chan)(chan)(chan)品(pin)代替。

明泰電(dian)氣（蘇州(zhou)）有限公司是(shi)正(zheng)泰集團在蘇州(zhou)地區(qu)一家授(shou)權的經(jing)銷(xiao)企業，PC雙電(dian)源(yuan)價格(ge)，連(lian)續十年銷(xiao)量(liang)居正(zheng)泰營銷(xiao)網絡名，PC雙電(dian)源(yuan)報價，公司主要(yao)經(jing)營“正(zheng)泰”牌配(pei)電(dian)電(dian)器(qi)(qi)、控制(zhi)電(dian)器(qi)(qi)、終(zhong)端電(dian)器(qi)(qi)、電(dian)源(yuan)電(dian)器(qi)(qi)、電(dian)力電(dian)子、儀器(qi)(qi)儀表(biao)、建筑電(dian)器(qi)(qi)、高壓電(dian)器(qi)(qi)及成套設備(bei)。

雙(shuang)電(dian)源轉(zhuan)換開(kai)關電(dian)器(qi)(qi)（轉(zhuan)換開(kai)關）將一(yi)個(ge)或幾個(ge)負(fu)載電(dian)路(lu)從一(yi)個(ge)電(dian)源轉(zhuan)換至另一(yi)個(ge)電(dian)源的電(dian)器(qi)(qi)。

由一(yi)個(ge)(ge)（或幾(ji)個(ge)(ge)）轉(zhuan)換開關(guan)電(dian)(dian)器(qi)和(he)其(qi)它必需(xu)的電(dian)(dian)器(qi)組成，鹽城PC雙(shuang)電(dian)(dian)源(yuan)(yuan)，用(yong)于監測電(dian)(dian)源(yuan)(yuan)電(dian)(dian)路(lu)、并將一(yi)個(ge)(ge)或幾(ji)個(ge)(ge)負載電(dian)(dian)路(lu)從一(yi)個(ge)(ge)電(dian)(dian)源(yuan)(yuan)自動轉(zhuan)換至另一(yi)個(ge)(ge)電(dian)(dian)源(yuan)(yuan)的電(dian)(dian)器(qi)。電(dian)(dian)氣行業中簡稱為“雙(shuang)電(dian)(dian)源(yuan)(yuan)自動轉(zhuan)換開關(guan)”或“雙(shuang)電(dian)(dian)源(yuan)(yuan)開關(guan)”。

雙電源的(de)正常(chang)工作(zuo)條件

正常工作條件

● 周圍空氣溫度

○ 周圍(wei)(wei)空(kong)氣溫(wen)(wen)度上限+40℃;○ 周圍(wei)(wei)空(kong)氣溫(wen)(wen)度下限-5℃;○ 周圍(wei)(wei)空(kong)氣溫(wen)(wen)度24h的平均值不超過+35℃。 ● 海(hai)拔：安裝地點的海(hai)拔不超過2000m。

● 大氣條件：

大氣(qi)相(xiang)對(dui)濕(shi)(shi)(shi)度(du)(du)在周圍(wei)空氣(qi)溫(wen)度(du)(du)為+40℃時不超過50%;在較底溫(wen)度(du)(du)下可(ke)以有較高的相(xiang)對(dui)濕(shi)(shi)(shi)度(du)(du);濕(shi)(shi)(shi)月的月平(ping)均大相(xiang)對(dui)濕(shi)(shi)(shi)度(du)(du)為90%，同(tong)時該月的月平(ping)均低溫(wen)度(du)(du)+25℃，并考(kao)慮到因溫(wen)度(du)(du)變化發生在產品表面上的凝露。

● 污染等(deng)(deng)級:污染等(deng)(deng)級為3級。