917棋牌

917棋牌

DNC-3S三相电能表现场校验仪(手持)功能特点

917棋牌 DNC-3SSHOUCHISHISANXIANGDIANNENGBIAOXIANCHANGXIAOYANYISHIYIZHONGTIJIXIAO、ZHONGLIANGQING、JIANBIANSHIYONGDEJILIANGXIAOYANGONGJU,KEXIANCHANGXIAOYANDIANNENGBIAODEWUCHA、JIANCHAJILIANGZHUANGZHIDEJIEXIANSHIFOUZHENGQUE、JIANCEJILIANGYONGDIANLIUHUGANQIDEBIANBIHEJIXING、CELIANGYONGHUDIANNENGZHILIANG(BAOKUODIANYAXIEBO、DIANLIUXIEBO、DIANYAPINGHENGDU、ZONGXIEBOSHIZHENDUDENG);TONGGUOCESHIKEPANDUANYONGHUSHIFOUYOUTOUQIEDIANDEXINGWEI,JILIANGJINGDUSHIFOUMANZUGUOJIABIAOZHUNDEYAOQIU,YONGHUSHIFOUDUIDIANWANGDEZHILIANGZAOCHENGXIEBOWURAN,GONGLVYINSHUSHIFOUDABIAO,BIMIANDIANLIXITONGDESUNSHI。

YIQIPEIBEILE500AGAOJINGDUQIANXINGHUGANQI,NENGGOUZHIJIECELIANGBINGZHENDUANDIYADIANNENGJILIANGZHUANGZHIJILIANGSHIFOUZHENGCHANG,JIANBEIYONGDIANJIANCHAJIXIANGWEIFUANBIAOGONGNENG,KEZAIYONGDIANJICHA、GONGDIANSUO、JILIANG、DIAODU、JIBAODENGBUMENZUOWEIBIAOZHUNJIJIANCHAGONGJUSHIYONG,BINGKESHIXIANDUOZHONGCESHIYIQIDEGONGNENG;SHIYIZHONGXINGJIABIJIGAODESHEBEI。

 

主要特点:
1.采用大屏幕高点阵彩色液晶显示器;汉字、图形化显示,清晰度高;
2.可实时检测三相电压、电流、有功功率、无功功率、相角、功率因数、频率、低压CT的一次电流和二次电流、变比、极性;
3.直观显示三相电压、电流的向量图,并直接给出三相三线计量装置48种接线判定结果;
4.可进行电度表的走字试验,查处用户换铭牌和字轮的窃电手段;
5.配备了高精度钳形电流互感器,取样方便,安全;可在不停电,不改变计量回路接线的情况下检测三相四线和三相三线计量装置综合误差(含接线、电能表、低压CT误差);
6.可对各种类型的无功电能表进行校验;
7.内置大容量数据存储器,可存储2000块表的检测数据, 包括电表信息、电压、电流、相位、功率、功率因数、向量图等;掉电后数据可保存100年以上;
8.具有RS232接口,可与计算机通讯,实现数据管理并进行报表打印;
9.可进行2~32次谐波的检测,显示各次谐波的含量或幅值;可自动计算总谐波失真度;
10.可显示各相电压和电流的实时波形,用于判断电压和电流的质量是否良好;
11.可扩展测量CT变比值、极性、变比误差和角差;
917棋牌 12.内置高性能锂离子充电电池,可连续工作8小时以上。

 

技术指标:
2.1 输入电压:AC50~450V;
2.2 电流量程:5A、500A(钳表),5A(内置电流互感器);
2.3 频率范围:45Hz ~65Hz,      准确度:±0.01Hz;
2.4 相位测量范围:0°~360°,准确度:±0.1º;
2.5 电流、电压、有功功率、有功电能准确度等级: 0.05或0.1(内置电流互感器),
0.3或0.5(钳型电流互感器);
2.6 无功电能准确度等级:0.3 (内置电流互感器);
2.7 输入阻抗:电压回路≥300kΩ,电流回路≤0.01Ω;
2.8 输出标准电能常数:10000p/kw.h(5A),
100 p/kw.h(500A);
2.9 工作温度:-20℃~+50℃;
2.10  24小时变差:≤0.02%
2.11工作电源:内置高性能锂离子充电电池;
2.12 整机功耗:小于3VA;
2.13体积:250×160×60(mm)
2.14重量:1.8Kg

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