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IT8900A/E系列 大功率直流电子负载

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IT8900A/E系列 大功率直流电子负载

IT8900A/E系列 大功率直流电子负载

产品功能与优势 应用范围 直流充电桩、车载充电机、功率电子等测试 保险丝、继电器的老化测试 动力电池、铅蓄电池、燃料电池的放电测试 智能制造、工业电机的安全性测试(如无

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产品功能与优势
 

应用范围

 直流充电桩、车载充电机、功率电子等测试 
 保险丝、继电器的老化测试 
 动力电池、铅蓄电池、燃料电池的放电测试 
 智能制造、工业电机的安全性测试(如无人搬运车、机器人等) 
 自然能源(太阳能电池阵列、风能发电)的虚拟负载的测试 
 服务器电源、高压UPS、通信电源的测试 
 A/D电源供应器及其他电力电子元器件的测试

电子负载,氢燃料电池测试,充电桩测试方案,回馈式大功率负载,大功率直流电源
高功率密度、小体积
IT8900A/E系列采用高功率密度设计,体积是传统电子负载的一半,重量是传统电子负载的三分之一。
电子负载,氢燃料电池测试,充电桩测试方案,回馈式大功率负载,大功率直流电源

较宽的电压、电流输入范围
IT8900A/E 系列具有较宽的电压、电流输入范围,覆盖了已有的多种机型,满足高电流、低电压或高电压、低电流的多种需求。
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八种工作模式

IT8900A 系列具有CC、CV、CR、CP、CV+CC、CV+CR、CR+CC、CP+CC等八种工作模式,可适应多种场合的测试需求。其中,CP模式常用于测试UPS的电池测试,模拟当电池电压衰减时电流的变化。同样可作为DC-DC转换器和逆变器的输入端的特性模拟。CR模式常用于通信电源的缓开机测试、LED驱动器测试、汽车温控器的带载电路测试。CV+CC模式可以应用于负载模拟电池,测试充电桩或车载充电器的场合,CV工作的同时,限制拉载最大电流。CR+CC模式常用于车载充电机限压、限流特性测试、恒压精度、恒流精度的测试中,防止车载充电机的过流保护。
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动态和List功能
IT8900A/E 系列电子负载的动态模式和list模式均可在CC模式下进行,通过编辑每一步的步值脉宽和斜率,可生成多种复杂序列,让用户完成各种带载波形的测试。并且在CC模式下,IT8900A/E系列可设定上升下降沿速度。    
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电池放电功能
IT8900A / E 系列电子负载具有电池放电功能,可使用恒流、恒电阻或恒功率模式下进行放电测试。可自行设置放电截止条件:关断电压、关断容量及放电时间,三者中任一种条件满足,放电停止。测试过程中可观测电池的电压、时间和已放电容量。 
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主从并联,功率灵活配置
IT8900A/E 系列具有主从并联,主动均流的功能。支持不同功率、同电压机柜的并机,并机后可以实现单机所有功能,包括CV模式下的工作,最高可以并联到384 kW。单机柜亦可独立工作,功率配置更灵活。此并机采用模拟量与数字量分别接线的方式,并机性能更稳定。
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内置丰富的通信接口

IT8900A/E 系列电子负载标配LAN、USB、RS232、CAN、GPIB、模拟量接口等通信接口,支持SCPI协议。适合用户进行功率拓展、电脑或PLC远程控制、系统搭建等。
电子负载,氢燃料电池测试,充电桩测试方案,回馈式大功率负载,大功率直流电源
Measure量测功能
IT8900A/E 系列提供电压、电流的上升、下降时间的量测,测量精度可达10us,媲美高精度示波器。可应用于电源模块的开机、关机、保持时间的量测;保险丝熔断时间的量测等。量测时间的测定通过上位机软件发送指令。
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高达 30 kHz 的动态模式
IT8900A系列电子负载(150V机型)具有高达30 kHz的动态模式*,一体化的内部结构的升级使得该系列的环路响应和稳定性得到大幅提高。可应用于开关电源的瞬态响应的测试,亦可以测试DC-DC转换器和电池的瞬间大电流耐受性。
*IT8900E的动态响应为10 kHz
电子负载,氢燃料电池测试,充电桩测试方案,回馈式大功率负载,大功率直流电源
外部模拟量控制功能
IT8900A/E 系列电子负载具有模拟量控制接口,可用于工业控制或并机拓展负载功率使用。
用于工业控制时,使用PLC输出的0~10V控制负载的CC /CV的0~100%满量程的变化,相较于上位机实时控制,响应时间更快,高达10us,单步时间<10ms,精度可达到1%。同时,也具有步数不受限的优势。下图为 0-4.2V正弦波输入模拟量接口,控制IT8900A 0-100A的动态拉载, 10kHz以下波形幅值、相位还原度较高。可应用于各类复杂波形的电池测试,亦可用于燃料电池的阻抗分析测试。
用于并机扩展负载功率时,模拟量接口可用于并机差分模拟量控制接口,比传统的独立LAN口并机通信,数据更稳定、可靠。 
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全面的保护功能

IT8900A/E 系列提供全面的电压、电流保护功能,包括开机的软启动、关机软卸载、电流振荡保护、过电压、过电流、过功率、过温度、限电流、限功率保护、风扇堵转保护等等,可防止人员误操作、恶劣工作环境以及电流环路不匹配导致的振荡对于负载或待测物造成的损坏,确保人员安全。

 

软开机、软关机功能
IT8900A/E 具有软开机和软关机功能,可以防止负载带载过快,瞬间拉低电源电压,或者瞬间关闭负载造成的电源电压突波,即on斜率可设定,off斜率开启的功能。
电子负载,氢燃料电池测试,充电桩测试方案,回馈式大功率负载,大功率直流电源

 

 

 


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font-size: 14px; user-select: text !important;">2kWyle="color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px;">到yle="box-sizing: border-box; outline: none; color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px; user-select: text !important;"> 54kWyle="color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px;">。较宽的电压电流范围,单机柜最大电流可达yle="box-sizing: border-box; outline: none; color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px; user-select: text !important;">2400Ayle="color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px;">。通过主从并联,最大功率可扩展到yle="box-sizing: border-box; outline: none; color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px; user-select: text !important;">600kWyle="color: rgb(102 102 102); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px;">。高功率密度,yle="box-sizing: border-box; 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yle="box-sizing: border-box; outline: none; margin: 0px auto; color: rgb(51 51 51); font-family: arial "Microsoft YaHei" 微软雅黑 宋体; font-size: 14px; user-select: text !important;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important;"> 单机输入功率:2-54kW
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">电压范围 : 150V、600V、1200V
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">电流范围:4u模组最高600A(24u机柜最大2400A)
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">主/从并联控制,最大功率扩展至600kW
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">提供多种工作模式yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-size: 12px; color: rgb(229 51 51);">*1:CC、CV、CR、CP、CC+CV、CV+CR、CR+CC、CP+CC
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">CV环路速度可调,匹配不同电源
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">30kHz高速动态模式yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-size: 12px; color: rgb(229 51 51);">*2,可调电流上升和下降沿
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">500kHz高速电压、电流采样率
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">时间量测、电池放电测试功能
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">短路模拟,自动测试功能
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">软开机、软关机,防止on/off时的电压波动
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">时序控制list编程
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">I-monitor监控功能
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">内置LAN、USB、RS232、GPIB、CAN、外部模拟量控制接口
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">OCP/OPP测试功能
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">高精准度的电压及电流量测
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">保护功能:过电压、过电流、过功率、过热、电流振荡保护、限电流、限功率、风扇堵转保护、反向告警等
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">断电保持记忆功能,记忆容量100组
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; color: rgb(255 0 0);">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;">♦yle="box-sizing: border-box; outline: none; user-select: text !important;">yle="box-sizing: border-box; outline: none; user-select: text !important; font-family: 微软雅黑;"> yle="box-sizing: border-box; outline: none; font-family: "Microsoft YaHei"; user-select: text !important;">独立主机控制,便于维护安装 。
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important; font-size: 12px; font-family: "Microsoft YaHei";">*1  IT8900E仅有CC、CV、CR、CP工作模式
yle="box-sizing: border-box; outline: none; user-select: text !important;" /> yle="box-sizing: border-box; outline: none; user-select: text !important; font-size: 12px; font-family: "Microsoft YaHei";">*2  30 kHz仅适应于150V A系列机型
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