應(yīng)用領(lǐng)域 |
化工,石油,能源 |
ER-4020安全拉繩開(kāi)關(guān)ER4020小型拉繩開(kāi)關(guān)狀態(tài)指示燈使得系統(tǒng)易于安裝,易于保持拉繩的合適緊張程度;多種型式的3觸點(diǎn)或4觸點(diǎn)接觸可滿(mǎn)足各種苛刻的應(yīng)用要求;
ER-4020安全拉繩開(kāi)關(guān)ER4020小型拉繩開(kāi)關(guān)
![](https://img65.chem17.com/1697e381d5facf789d68a9caad96c5fcb88c81260a52329181895bea9570f6c31c310bd87754bb89.jpg)
安全拉繩開(kāi)關(guān)ER4020狀態(tài)指示燈使得系統(tǒng)易于安裝,易于保持拉繩的合適緊張程度;多種型式的3觸點(diǎn)或4觸點(diǎn)接觸可滿(mǎn)足各種苛刻的應(yīng)用要求;
參數(shù)
觸點(diǎn)配置:2 N/C + 1 N/O, 2 N/C + 2 N/O, 3 N/C + 1 N/O, 4 N/C
肯定動(dòng)作觸點(diǎn):2 N/C, 3 N/C, 4 N/C
輔助觸點(diǎn):1 N/O or 1 N/C or 2 N/O
大開(kāi)關(guān)電流/電壓:500 V/500 VA
保護(hù)距離:30m
觸點(diǎn)負(fù)載:AC:120V-6A、240V-3A
DC:24V-2.5A
操作力:< 125 N(28磅)
工作溫度:-25 - 80°C(-13到176°F)
RE-52A KDN-1 YN-ZD-5 BANTE933 KDNX-20 WYL-2 WYA-2W WSF-J ZSD1 751-GD S-52 XW80A ZF401B SH-10A KF1 ZYD1 SBDY1 TRP92
![](https://img78.chem17.com/53be32d69316d699892ac1ed64e79245eaa623742b6289e174e4878778832d5687bd709bc243c146.jpg)
![](https://img76.chem17.com/53be32d69316d699892ac1ed64e7924570263c27ecfe8f5120a67d7bdb3fbbfc59cfcdf175d83ec8.png)
![](https://img75.chem17.com/1502f52b25101e8c615c731442a18d085816e892d5cd5ff3dcb811bfc5807074ab9cf3449a78e289.jpg)
![](https://img72.chem17.com/1502f52b25101e8c615c731442a18d08b4773da450bc1021eabfb5e9403cad13c35a78c38e4bab87.jpg)
![](https://img68.chem17.com/dd7a2c25091e8ec1f3325e77c9385bdb63f54a9cf5ecf9673b7bb2c3a577a65945e46d4af01fa4c2.jpg)
![](https://img69.chem17.com/e5b38ea2ac80080e1eb7513e0ddc550e040812847563b792dd628764f4f4cd5741f425168ef1fb1e.png)