關(guān)電源,開關(guān)電源割接,電源割接. 淺談直流供電系統(tǒng)割接技術(shù)　馮立忠　摘　要　直流供電系統(tǒng)割接是一項(xiàng)難度很高的工程。在割接過程中，首先要保證對(duì)通信 設(shè)備供電不中斷，確保通信安全；其次，由于割接是在設(shè)備帶電的情況下操作的， 必須保證人身和設(shè)備安全。所以做好割接前期準(zhǔn)備工作、制定割接方案和應(yīng)急預(yù)案 至關(guān)重要。本文結(jié)合實(shí)際割接案例，具體分析割接的各項(xiàng)工作和注意事項(xiàng)?！?DC power system is a very difficult project. In the switchover process, first of all to ensure uninterrupted power supply for communications equipment and to ensure the communication security; Secondly, because in the switchover process, equipment has a lot of electric charge, so must ensure personal and equipment safety. ........