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    當前位置:網站首頁 > 智能電能表 > 詳情
    產品名稱:
    三相四線電子式多費率電能表(LCD)
    產品型號:
    DTSF121型
    產品說明書:

    產品概述

    DTSF121系列三相四線電子式多費率電能表由電子式三相電能計量單元和多費率處理單元組成。可靠性高,顯示直觀,具有紅外通信和485通訊功能。該表具有測量精度高、穩定性好、過載能力強等顯著優點,可為三相分時計費提供先進、可靠的計量工具。該表型符合國家標準DL/T614-1997《多功能表通訊規約》和GB/T17215-2002《1級和2級靜止式交流有功電能表》。



    產品參數


    時鐘精度小于0.5s/d(23±1℃)
    備用電池采用長壽命鋰電池,放電電流小于25μA
    時段最小間隔30分鐘、時段切換誤差小于:1秒
    功耗功率消耗<2.0W
    工作電源電壓0.8Un-1.15Un
    工作溫度
    -25℃-55℃,相對溫度25%-95%
    存儲溫度-30℃-55℃,相對溫度25%-95%
    電壓3×220/380V
    電流1.5(6)A    10(50)A   20(100)A
    精度等級1.0級

      基本誤差


    電流值功率因素百分數誤差極限
    0.05Ib1.0±1.5
    0.1Ib-Imax1.0±1.0
    0.1Ib-Imax0.5(感性)
    0.8(容性)
    ±1.5
    0.2Ib-Imax
    0.5(感性)
    0.8(容性)
    ±1.0
    起動電流:4%Ib(1.0級)
    潛動:電壓線路加115%Un,當電流回路電流為0時,電能表輸出的有功脈沖不多于1個。




    性能特點

    1. 尖、峰、平、谷四個基本費率擴展為八費率

      該表具有尖、峰、平、谷及數字組合的八種費率,可根據用電高峰和低谷期,分別進行計量電能和需量計量,存儲當前、上月和上上月數據。

    2. 十二個時段內可靈活設置

      表計最多可設置十二個費率時段,時段最小間隔30分鐘,時段切換誤差小于1秒

    3. 顯示

      電量、日期、表號、當前時段等數據顯示內容,顯示直觀。

    4. 編程抄表

      采用我公司生產的紅外簡易編程器,抄錄和設置電能表的所有數據(表號、電量、需量、時鐘等)。具有編程禁止功能。

    5. 高可靠性,電池兼容性好,備用電池功耗微小,使用壽命達7年。

    6. 電能顯示小數1位,可選抄表日可選,顯示位數可選。

    7. 可用紅外掌上電腦抄錄電能表的電量、需量、發生、時間、時鐘、時段、電量底度等。

    8. 具有光電輸出接口,脈沖輸出寬度為80ms±20ms

    9. 具有RS485輸出,采用抗雷擊485芯片。

    10. 可支持電力部DL/T645-1997規約、和多個省級電力公司規約。

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