概述

        YB(W)-12/0.4 箱變是將高壓開關(guān)柜、配電變壓器、低壓配電裝置和電能計(jì)量等設(shè)備按線路方案排布成一體的緊湊型配電設(shè)備。用于額定電壓10/0.4KV三相交流系統(tǒng)中，作為接受和分配電能的成套變電配電站。適用于城市公用配電、高層建筑、生活小區(qū)、工礦企業(yè)、油田及工程臨時(shí)施工等場所。產(chǎn)品技術(shù)性能滿足ZBK4001-89、SD320-89等標(biāo)準(zhǔn)的要求。

基本技術(shù)參數(shù)

項(xiàng)目                                     高壓側(cè)                        變壓器                        低壓側(cè)

額定工作容量                                                        50-1250kvA

額定工作電壓                       10kA                          10/0.4kV                     0.4kV

額定工作電流                       400-630A                                                      630-2500A

額定短路開斷電流                  50kA                                                             25-4kA

額定關(guān)合電流                        40kA

額定熱穩(wěn)定電流(值)          16kA/2s                                                         15、30kA/1s

1 min 工頻耐壓                      對地42kV                     干式 28kV                      2.0kV，2.5kV

                                 斷口48kV                           油浸 35kV

雷電沖擊耐壓                          對地75kV                       75 kV

                                  斷口85kV

防護(hù)等級                               IP3X                            IP2X                                 IP3X

噪聲                                                                  油浸變壓器 55dB

                                                                        干式變壓器 65dB

 

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