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STWDL長時間輸出大電流發生器
長時間輸出大電流發生器適用范圍：
長時間輸出大電流發生器適用于母線槽、斷路器、電流互感器、變壓器、開關柜、電纜接頭、導軌及其它電器設備的溫升試驗和電流負載試驗。
1.STWDL長時間輸出大電流發生器功能特點：
1). 內置高配置工控機,進口15英寸真彩大液晶觸摸屏操作，測試無需外接任何輔助設備，全自動控制，傻瓜式操作，快捷、簡單、方便:
2). 帶有自動穩流系統，配有USB、R485、R232多種接口，輕松外掛U盤、打印機等多種設備。可遠距離傳輸遠程控制端操作運行。
3).采用當前*新電力電子技術，進口高精度傳感器，抗干擾能力強，輸出精度高，*高可達0.2級
4).只需設置好目標電流即可，無需人工監控，僅需設定測試電壓、電流和步長，省去手動調壓、人工記錄、描繪曲線等煩瑣勞動，減小勞動強度，提高工作效率。也可工作結束后把數據讀到電腦上查看即可。
5). 設有電流、溫度 *低值和*高值，具有超過限定值自動報警功能。具有可靠的過流、過壓、過熱及短路等各種自我保護功能。
6). 配有精度調整菜單，用戶可自行調整誤差值。
7).人性化界面，軟件界面友好，功能齊全，輕松完成校驗工作，具備電流、溫度錄波分析功能，并可將電流、溫度波形存儲，更為直觀地分析電流與溫度關系值。使所有數據和測試分析結果一目了然。
8).可以顯示三相全程電流曲線，多達120路溫度（根據客戶選）曲線。可帶微型打印機，可現場隨時打印曲線圖及測試數據.
9). 可根據用戶要求定制測試模塊，軟件終身免費升級
溫升專用電流源2.主要技術參數：
電源輸入： AC 380/220V±10% 50Hz 。
◆ 長時間輸出0～50000A電流。
電流值精度：0.2級。
◆ 即可三相平衡輸出0―600A交流大電流；即可三相同時輸出也可每相單獨輸出。電流輸出可多級任意設定組合并機輸出。
◆ 出口電壓：0-1V-2V-4V-6V-8V-10V-12V-24V自動選擇組合.
◆ 各電流均可平滑平穩連續可調，精度0.2級；輸出電流是標準正弦波，毛刺微小，優于電力系統要求指標標準，紋波系數小于3%。各相相交角度120度。
電流波形失真 THD 1% 設計標準遠遠高于國標《GB14048.2-14》。
保護設置： 過流、過壓
◆ 溫度：0-300℃ 精度 0.1℃度
長時間輸出大電流發生器計時設定范圍：0.001S——9999999.999S，精度：0.001S。
Long output current generator Scope:
Long output current generator for busbar, circuit breakers, current transformers , transformers , switchgear , cables, connectors, and other electrical equipment rail temperature rise test and the current load test .
1 Features :
1 ) Built- high configuration IPC, imports 15 inches large TFT LCD touch -screen operation, the test without any external auxiliary equipment , automatic control, fool-operation , fast , simple and convenient:
2 ) . Steady flow with an automatic system, equipped with USB, R485, R232 variety of interfaces, easy plug U disk, printers and other equipment. Long-distance transmission remote control terminal operation and running .
3 ) . Uses the most current power electronics technology, imported high-precision sensors, anti-interference ability , high output accuracy up to 0.2
4 ) . Simply set the target current without the need of manual controls , just set the test voltage, current and step length , eliminating the need for manual pressure regulator, manual recording , depicting curves tedious labor , reduce labor intensity and improve working efficiency. After work can also be viewed on a computer the data can be read .
5 ) Includes current, temperature, lowest and highest values , exceeding the limit value has automatic alarm function . With reliable overcurrent , overvoltage , overheating and short circuit , and other self-protection.
6 ) . Equipped with precision adjustment menu, the user can adjust the error.
7 ) User-friendly interface, the software user-friendly , full-featured , easy to complete verification work, with current, temperature recorded wave analysis functions, and the current, temperature waveform storage , more intuitive analysis of current versus temperature values. All data and analysis of the test results at a glance .
8 ) can be displayed throughout the three-phase current curve , up to 120 -channel temperature ( based on customer selected ) curve . Available with micro-printer , you can always print the scene graph and test data.
9 ) can be customized according to user requirements test modules, software free upgrades for life
Temperature rise of dedicated current source 2 main technical parameters:
Power Input : AC 380/220V ± 10% 50Hz.
◆ long output 0 ~ 50000A current.
Current accuracy: 0.2 .
◆ to three phase output 0-600A AC high current ; while the output phase can also be output separately for each phase . Current output can be set arbitrarily combined and multi-level machine output.
◆ outlet voltage :0-1V-2V-4V-6V-8V-10V-12V-24V automatically selected combinations.
◆ The current can be smooth and steady continuously adjustable, precision 0.2 ; output current is the standard sine wave, tiny glitches , power system requirements than standard indicators , the ripple factor is less than 3%. Intersect each phase angle of 120 degrees .
Current waveform distortion THD 1% design standards far higher than the national standard "GB14048.2-14".
Protection settings : overcurrent , overvoltage
◆ Temperature :0-300 ℃ Accuracy 0.1 ℃ degrees
Output current generator long time setting range : 0.001S - 9999999.999S, accuracy : 0.001S.