FN3-10掛墻式 FN3負(fù)荷開(kāi)關(guān)
1、FN3-12、FN3-12R、FN3-12R/S負(fù)荷開(kāi)關(guān)系戶內(nèi)裝置的高壓電器。適用于交流50Hz、6KV或12KV的網(wǎng)絡(luò)中,作為開(kāi)斷和閉合負(fù)荷及過(guò)荷電流之用,亦可用作開(kāi)斷和閉合空載長(zhǎng)線??蛰d變壓器及電容之開(kāi)關(guān)。帶有RN3型熔斷型的負(fù)荷開(kāi)關(guān)(FN3-12、FN3-12R/S)可切斷路器,作保護(hù)開(kāi)關(guān)之用。 2、本負(fù)荷開(kāi)關(guān)可配用CS3型及CS2型手動(dòng)操作機(jī)構(gòu)進(jìn)行操作。 1、FN3-12、FN3-12R、FN3-12R/S Series are used in the network of AC 50Hz、6KV or 12KV for breaking or closing load and over-load current. they are also used in breaking and closing no-loading . The switch or no-load transformer and capacitor with KN3 type fuse box. Can cut off short-circuit for protecting switch. 2、They can be equipped with CS3 type and CS2 type handle operating mechanism. 工作條件 Serviec Condition 1、海拔不超過(guò)1000米; 2、周圍空氣溫度不高于+40oC及不低于-10oC; 3、空氣相對(duì)濕度不大于90%的戶內(nèi)場(chǎng)(當(dāng)溫度為+25); 4、無(wú)導(dǎo)電性塵埃的環(huán)境中; 5、無(wú)破壞金屬和絕緣的腐蝕性氣體的物體; 6、無(wú)劇烈震動(dòng)和沖擊的地方; 7、無(wú)燃燒與爆炸危險(xiǎn)的環(huán)境中。 1 、The altitude does not exceed 1000m. 2、The ambient air temperatrue : Max:+40oC. Min:-10oC. 3、The relatire humidity of air not bigger 90% (temperature:25oC) 4、The working situation have no conductivity dust. 5、The working situation have no corrosive gas of effect insulation anddestroy metal. 6、The working situation without violent vibration and striking. 7、The working situation have no explosive danger and fire. 技術(shù)參數(shù) Technical parameter 1、負(fù)荷開(kāi)關(guān)的基本技術(shù)數(shù)據(jù)應(yīng)符合下表的規(guī)定: The load switch is suitable for the basic technical parameter (please see the table) 型號(hào) Type 額定電壓(KV) Rated voltage zui高工作電壓(KV) Max.working voltage 額定電流(A) Rated current 動(dòng)穩(wěn)定電流(KA) Machine stabling current 熱穩(wěn)定電流(kA/s) Heat-stabling current FN3-12 12 12 400 25 10/2 2、負(fù)荷開(kāi)關(guān)所配帶的熔斷器的型號(hào)及數(shù)據(jù)應(yīng)符合下表的規(guī)定: The load switch witch fuse box is suitable for the technical parameter (please see the table) 型號(hào) Type 額定電壓(KV) Rated voltage 額定電流(A) Rated current zui大開(kāi)斷電流 (有效值)(KA) Max.breaking current(value) zui大斷流電容量 Max.cut-off capacity 當(dāng)切斷極限短路時(shí)電流之zui大峰值(KA/s) Current peak when cutting off limit short-circuit FN3-3 3 10~50 40 200 24.5 75~100 24.5 200 35 FN3-6 6 10~50 20 200 14 75 14 100 19 200 25 FN3-10 12 12 200 10~50 8.6 75 8.6 100~50 15.5 外形圖 Appearance diagram 1、拐臂 2、框架 3、上絕緣子 4、主靜觸頭 5、弧動(dòng)觸頭 6、閘刀 7、絕緣拉桿 8、下觸座 9、下絕緣子 10、熔斷器 1、Bend the arm 2、Framework 3、Upper insulator 4、Main static contact 5、Arc moving contact 6、Switch 7、Insualting pole 8、Lower insulator 9、Lower insulator 10、Fuse box FN3-12、FN3-12R 型負(fù)荷開(kāi)關(guān) FN3-12、FN3-12R Type Load Switch 1、插座 2、框架 3、熔斷器 4、負(fù)荷開(kāi)關(guān)本體 1、Socket 2、Framework 3、Fuse Link 4、Load switch body FN3-12R/S 型負(fù)荷開(kāi)關(guān) FN3-12R/S Type Load Switch 安裝圖 Installation diagram 1、FN3-12負(fù)荷開(kāi)關(guān)與CS3操動(dòng)機(jī)構(gòu)傳動(dòng)裝置連接安裝圖(機(jī)構(gòu)安裝在開(kāi)關(guān)之后) Installation diagram for connecting FN3-12 Load Switch with CS3 operating mechanism friving (The mechanism is installed at the back or the switch). 安裝圖 Installation diagram 1、FN3-12負(fù)荷開(kāi)關(guān)與CS3-Ⅰ操動(dòng)機(jī)構(gòu)傳動(dòng)裝置連接安裝圖(機(jī)構(gòu)安裝在開(kāi)關(guān)之前) Installation diagram for connecting FN3-12 Load Switch with CS3 operating mechanism friving (The mechanism is installed at the back or the