佐航50A變壓器直流電阻測試儀單通道
佐航BYQ3150變壓器直流電阻測試儀適用于750kV/500MVA及以下主變、配電變壓器。
對于電力系統(tǒng)來講,變壓器是系統(tǒng)中核心設(shè)備,因此變壓器的長期、可靠運行關(guān)系到整個系統(tǒng)的穩(wěn)定性和可靠性。
變壓器的直流電阻是變壓器制造中半成品、成品出廠試驗、安裝、交接試驗及電力部門預(yù)防性試驗的必測項目,能有效發(fā)現(xiàn)變壓器線圈的選材、焊接、連接部位松動、缺股、斷線等制造缺陷和運行后存在的隱患。為了滿足變壓器直流電阻快速測量的需要,我公司利用自身技術(shù)優(yōu)勢研制了佐航 BYQ3150 變壓器直流電阻測試儀。該儀器屏幕采用真彩色大屏幕高分辨率液晶顯示屏,觸控加飛梭旋鈕操作,方便現(xiàn)場使用。具有中文菜單提示功能,操作簡便直觀,測試速度快,準(zhǔn)確度高,量程寬。
1, 主要技術(shù)參數(shù)
1) 測量范圍:75uΩ ~25kΩ
2) 輸出電流:50A、20A、10A、5A、1A、0.2A、10mA、<1mA
3) 準(zhǔn)確度:±(讀數(shù)×0.2%+2 個字)
4) 工作電源:AC220V±10%, 50/60Hz
5) 操作方式:觸控+飛梭旋鈕雙操作
2, 主要功能特點
1) zui大輸出電流50A;
2) 測試過程可自動計算 5S、15S、30S 內(nèi)的電阻值變化率,可以輔助試驗人員判斷測試數(shù)據(jù)的穩(wěn)定性,防止誤讀數(shù)據(jù)。
3) 儀器具有 380V 錯接保護(hù)、反電動勢保護(hù)、斷線保護(hù)和斷電保護(hù)等多種保護(hù)功能,以及接地線未接報警功能。
4) 儀器配有熱敏打印機,本機存儲數(shù)據(jù) 200 條,支持優(yōu)盤海量存儲。
5) 工業(yè)級 7 寸真彩大屏顯示,清新簡約顯示風(fēng)格,全觸控加一鍵飛梭操作,為您創(chuàng)建舒適便捷的人機交互體驗。
佐航50A變壓器直流電阻測試儀單通道
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