KPM83MD Integrated Digital Motor Differential Protection Device

KPM83MD Integrated Digital Motor Differential Protection Device


KPM83MD Integrated Digital Motor Differential Protection Device is applicable to the protection, measurement and control of asynchronous motors of ungrounded system, resistance grounding system and direct grounding system with voltage below 10kV, as well as 2000kW and above asynchronous motors with differential protection. It can be installed on the panel or locally in the switchgear. 




 

140x140
  • Integrated Digital Motor Differential Protection Device Main features:
  • Multi-tasking operating system, modular programming; good real-time performance and
    high reliability for Digital Line Protection Device
  • Standard communication protocol for easy communication with PC monitoring or gateway.
  • Complete circuit breaker operation loop, setting the remote control function of the circuit
    breaker.
  • Protection and measurement and control integration, single device interval complete main
    function..
140x140
  • Protection function:
  • Cut-off acting
  • Differential quick break trip
  • Ratio differential trip
  • Differential current out of limit alarm
  • PT CT disconnection alarm
  • CT disconnection locking ratio differential
  • Under Over threshold protection
  • Locked rotor protection trip
  • Negative sequence section I trip, section II alarm trip optional
  • Non electric quantity protection t emperature rise, over temperature, electrical
    accident
  • System power loss trip
140x140
  • Measurement function:
  • Uab, Ubc, Uca, Ua, Ub, Uc, Ia, Ib, Ic, P, Q, COS, F, EP+, EP, EQ+, EQ
  • With 14 channels of remote signal input acquisition
  • 10 relay outlets (including 1 alarm / trip respectively), which can be expanded by 3
  • Power loss signal of 1 way device
  • Event SOE record
140x140
  • Communication interface
  • 1 way Ethernet port
  • 1 way 485 port
  • 1 channel B code timing port (also used as the second channel 485
    communicati on port)
  • Communication protocol 103 communication protocol, Modbus RTU protocol

 

Rated electrical parameters
  • F requency 50Hz
  • AC current 5A or 1A r ated current In
  • AC voltag e 100V o r 57.7V r ated voltage Un
  • AC / DC working power:  AC AC85V~265V 50Hz±0.5Hz Harmonic distortion rate not greater than 15%
                                                  DC DC85V~265V Ripple coefficient not greater than 5%
  • Digital system operating voltage: +5V Allowable deviation ±0.15V
  • Operating voltage of relay circuit :+24V Allowable deviation ±2V
  • Remote measurement metering accuracy:
                                           current , voltage Class 0.2
                                           frequency ±0.01Hz
                                           other Class 0.5
KPM83MD user manual Jan 01,70

联系我们

热门产品

  • KPM312三相多回路电能表

    KPM312三相多回路电能表

    KPM312三相多通道电能表采用DIN 35MM导轨式安装结构,液晶显示。它集成了4通道三相电参数测量。 KPM312 默认通讯方式为 Modbus-RTU,采用 RS485 接口。WiFi、4G、Lora通讯可选。仪表还可以为每个通道扩展继电器输出,对每个通道进行温度测量。 

  • KPM 37 无线三相导轨式智能能效采集终端

    KPM 37 无线三相导轨式智能能效采集终端

    KPM37系列三相导轨式智能电力能效终端采用DIN35MM 导轨式安装结构和LCD液晶屏显示,集三相电参量测量,2-31次谐波分析,时间统计于一体。标配1路MODBUS通讯接口,可通过MODBUS-RTU或DL/T645-2007通讯协议实现仪表的网络化管理。可扩展3路开关量输入和2路继电器输出,可

  • KPM33三相导轨式智能电能表

    KPM33三相导轨式智能电能表

    KPM33三相导轨式智能电能表采用D I N 3 5mm导轨式安装结构、LC D显示,测量电能及其它电参量,可进行时钟、费率时段等参数设置,并具有电能脉冲输出功能;可用RS485通讯接口与上位机实现数据交换。该电能表具有体积小巧、精度高、可靠性好、安装方便等优点,性能指标符合国标GB/T 17215

  • KPM 31 单相导轨式智能电能表

    KPM 31 单相导轨式智能电能表

    KPM 31单相导轨式智能电能表采用微电子技术和进口专用大规模集成电路,应用数字采样处理技术及SMT工艺等先进的技术,可直接精确地测量额定频率为50/60Hz的交流有功电能,运用LCD7+1位液晶显示,具有可靠性高,体积小巧,安装方便等特点。

  • KPM 31 单相导轨式智能电能表

    KPM 31 单相导轨式智能电能表

    KPM 31单相导轨式智能电能表采用微电子技术和进口专用大规模集成电路,应用数字采样处理技术及SMT工艺等先进的技术,可直接精确地测量额定频率为50/60Hz的交流有功电能,运用LCD7+1位液晶显示,具有可靠性高,体积小巧,安装方便等特点。

  • KPM53三相智能电力仪表

    KPM53三相智能电力仪表

    KPM53系列三相智能电力仪表具有精确的电力参数测量,仪表采用先进的ARM处理器和数字信号处理技术设计而成;集三相电参量测量、显示、电能统计、电能质量分析、数字量输入/输出及网络通讯于一体;具有精度高、隔离性强、性能稳定、抗干扰能力强等有点;该仪表还有很强的扩展功能,如能监视外部开关动作、4-20m