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      1. CJX1(3TB/3TF)交流接觸器

        更新:2013/9/9 12:52:48      點擊:
        • 產品品牌   
        • 產品型號   CJX1(3TB/3TF)
        • 產品描述

          CJX1(3TB/3TF)交流接觸器,是上海人民電氣有限公司 http://www.mauscontracting.com 為您提供的關于CJX1(3TB/3TF)交流接觸器型號,CJX1(3TB/3TF)交流接觸...

        產品介紹

        適用范圍

        CJX1系列交流接觸器適用于交流頻率50Hz(或60Hz),額定工作電壓至660V的電路中,供遠距離接通和分斷電路及頻繁起動和控制交流電動機,并可與適當的熱過載繼電器組成電磁起動器,用于保護可能發(fā)生的過負荷電路。

        CJX1系列交流接觸器為雙斷點直動式結構,觸頭支持與銜鐵間采用彈性卡扣聯接,保證良好的吸合特性;所有導電部件均有絕緣防護罩,具有較高的防護性能,全系列產品均可用螺釘安裝,32A及以下規(guī)格還可采用卡軌安裝。

        型號含義

        工作條件

        周圍空氣溫度上限為+40,下限為-5;并且24h內其平均值不超過+35;

        安裝地點的海拔不超過2000m

        安裝地點的空氣相對濕度,在最高周圍空氣溫度為+40時不超過50% ;在較低的溫度下可允許有較高的相對濕度,最濕月的平均最大相對濕度不超過90%同時該月的平均最低溫度不超過+25℃,由于溫度變化發(fā)生在產品上的凝露情況必須采取相應措施;

        安裝類別為類;

        等級:3級;

        安裝面與垂直面的傾斜度不超過±5°,且應無沖擊和長時間振動。

        結構特性

        接觸器為雙斷點直動式結構,具有3對主觸頭和輔助觸頭,最多為4常開、4常閉。觸頭支持件與銜鐵采用彈性鎖扣聯結,消除了薄弱環(huán)節(jié)。在觸頭支持件或滅弧罩上設有試驗操作桿,便于手動操作和作為動作指示le22A的接觸器無滅弧隔板;le=32A為塑料滅弧罩并裝有金屬隔板;le=360A,為陶土滅弧室。Le≤45A的接觸器采用雙E型鐵芯,le≥63A。采用單U形鐵芯,磁系統采用密封結構。觸頭材料采用具有高抗熔焊性及耐腐蝕的銀合金。 接線螺釘采用新型自升起螺釘,瓦形墊與螺釘不分離可節(jié)省接線工時,全系統產品可用螺釘安裝,le≤32A的產品還可采用32mmEN50022型標準卡軌快速嵌入導軌緊固。

        輔助觸頭的組合形式

        CJX1系列交流接觸器適用于交流頻率50Hz(或60Hz),額定工作電壓至660V的電路中,供遠距離接通和分斷電路及頻繁起動和控制交流電動機,并可與適當的熱過載繼電器組成電磁起動器,用于保護可能發(fā)生的過負荷電流。

        CJX1系列交流接觸器為雙斷電直動式結構,觸頭支持與銜鐵間采用彈性卡扣聯接,保證良好的吸合特性;所有導電部件均有絕緣防護罩,具有較高的防護性能,全系列產品均可用螺釘安裝,32A及以下規(guī)格還可采用卡軌安裝。

                                                                      圖1

        圖1 輔助觸頭的組合形式

        主要技術參數

        外形安裝尺寸

        圖2

        規(guī)格 A max B max C max a b Φ
        CJX1-9,12 46 79 106 35±0.50 60±0.60 4.8+0.48
        CJX1-16.22 46 89 116 35±0.50 75±0.60
        CJX1-32 74 90 109 50±0.50 75±0.60 5+0.58
        CJX1-45,63 92 120 125 70±0.60 100±0.70
        CJX1-75,85 105 135 145 80±0.60 110±0.70
        CJX1-110,140 125 158 155 100±0.70 130±0.80 6.5+0.58
        CJX1-170,205 140 185 190 110±0.70 160±0.80 7.0+0.58
        CJX1-250,300 150 205 200 120±0.70 180±0.80 9.0+0.58
        CJX1-400,475 165 205 225 130±0.70 180±0.80

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