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GDDN-500B电能质量在线监测装置[产品]
发布时间2008-08-21     浏览次数:1520 次
信 誉 度:  普通企业会员 普通企业会员 进入这个会员的店铺
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联 系 人:  李经理
心动价格:  面议 剩余时间:过期
邮    编:  071051
电    话: 高级会员才可浏览
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电子邮件: Chinapqc@21cn.com     
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信息内容:
GDDN-500B电能质量是由保定国电中科电气有限公司研制的新型数字式电能质量在线监测装置,本装置完全按国标要求采集电能质量的各项参数,具有长时间在线工作的可靠性、较强的现场操作和与中心站的通讯功能,同时具有长时间记录存储数据的能力及方便的数据统计分析方式。 </P><P> </P><P> 装置特点: </P><P> ◆32位DSP数字信号处理器 </P><P> ◆16位六通道高精度A/D转换器 </P><P> ◆宽温全中文大屏幕液晶显示屏 </P><P> ◆128M-512M大容量FLASH存储器 </P><P> ◆RJ45、MODEM、RS232、RJ45等多种通讯方式,支持IEC-103规约, </P><P> ◆超低功耗小于10VA </P><P> ◆流水线贴片工艺确保质量稳定可靠 </P><P> ◆体积小巧 后端可插拔自动短接式接线端子,安装、维护方便 GDDN-500B电能质量安装尺寸图功能与特点 </P><P> ◆可测量电网频率、电压偏差、电压、电流真有效值、基波有效值、电压、电流谐波(2~50次)、三相电压不平衡度、电压波动与闪变值、负序、视在功率、有功功率、无功功率、功率因数; </P><P> ◆具有谐波越限保护功能,提供报警、 跳闸继电器接点 </P><P> ◆仪器支持Modem、TCP/IP、RS232、485等多种通讯方式,支持IEC-103规约,可方便地融入综自系统,仪器配备工控级嵌入式10/100M自适应网卡或调制解调器,连接可靠,长期运行稳定性好。多台电能监测装置和上位机联网可以组成电能质量监测与管理系统(POWERQUALITY VISORY&MANAGEMENT SYSTEM,简称PQSMS)。 </P><P> 网络结构拓扑图</P><P> </P><P> 
                                                                                          技术参数 </P><P> 项   目
                                                                                           参    数
                                                                                           
                                                                                          通 道 数
                                                                                           三相电压  三相电流【最多可测量3×3路电压信号,3×3路电流信号(即3个通道)】
                                                                                           
                                                                                          测量范围 
                                                                                           电压 0~100V  电流 0~6A
                                                                                           
                                                                                          测频误差
                                                                                           ≤0.01 Hz
                                                                                           
                                                                                          谐波误差
                                                                                           精度满足国标B级要求
                                                                                           
                                                                                          电压偏差误差
                                                                                           ≤0.5%
                                                                                           
                                                                                          三相不平衡度误差
                                                                                           ≤0.2%
                                                                                           
                                                                                          电流不对称因数
                                                                                           ≤1%
                                                                                           
                                                                                          波动误差
                                                                                           ≤0.2%
                                                                                           
                                                                                          闪变误差
                                                                                           Pst≤0.1%  Plt≤0.1%
                                                                                           
                                                                                          相角误差
                                                                                           ≤0.5º
                                                                                           
                                                                                          功率误差
                                                                                           ≤0.5%
                                                                                           
                                                                                           
                                                                                            
                                                                                           
                                                                                          显 示 屏
                                                                                             320×240中文宽温液晶屏
                                                                                           
                                                                                          工作电源
                                                                                           AC  220V±20%   频率 45Hz~55Hz</P><P> DC  220V±20%
                                                                                           
                                                                                          功    耗
                                                                                           <10VA
                                                                                           
                                                                                          环境温度
                                                                                           -5℃~55℃
                                                                                           
                                                                                          相对湿度
                                                                                           0~80% 无冷凝
                                                                                           
                                                                                          外观尺寸
                                                                                           225×182×290(宽×高×深)
                                                                                           
                                                                                          重    量
                                                                                           2.0Kg
                                                                                           </P><P>  
                                                                                           
                                                                                            
                                                                                           
                                                                                           
                                                                                           
                                                                                            
                                                                                          
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