LINETRAXX® VMD423/VMD423H

符合DIN V VDE V 0126-1-1，从私人发电系统向公共低压电网供电时，可以监视电压和频率; 30 kW (类如，CHPs、风力发电站、水力发电厂和光伏系统)。
VMD423系列三相电压和频率监视仪监视公共电网馈电点的电压和频率。在中压电网馈电点，用电压互感器（100 V）测量输出电压和频率。当打到阀值时，在 <= 80 ms的范围内激活报警继电器 (响应值参照VDEW 方针，中压电网中的专用发电系统"). 过电压(&gt U2)，测量平均值超过10分钟的阶段，会导致报警继电器开关。

问题? 联系我们!

LINETRAXX® VMD423/VMD423H
LINETRAXX® VMD423/VMD423H

符合DIN V VDE V 0126-1-1，从私人发电系统向公共低压电网供电时，可以监视电压和频率; 30 kW (类如，CHPs、风力发电站、水力发电厂和光伏系统)。
VMD423系列三相电压和频率监视仪监视公共电网馈电点的电压和频率。在中压电网馈电点，用电压互感器（100 V）测量输出电压和频率。当打到阀值时，在 <= 80 ms的范围内激活报警继电器 (响应值参照VDEW 方针，中压电网中的专用发电系统"). 过电压(&gt U2)，测量平均值超过10分钟的阶段，会导致报警继电器开关。

问题? 联系我们!

特点

  • VMD423 with separate supply voltage
  • VMD423H is supplied by the system being monitored
  • Undervoltage, overvoltage and under­frequency and overfrequency monitoring in 3(N)AC systems
    AC 0…500 V
  • Monitoring of overvoltage by average determination of the latest 10-minute measuring interval
  • Asymmetry, phase failure and phase sequence monitoring
  • Start-up delay, response delay and delay on release
  • Adjustable switching hysteresis
  • r.m.s. value measurement (AC+DC)
  • Digital measured value display via multi-functional LC display
  • LEDs: Power On, Alarm 1, Alarm 2
  • Measured value memory for operating value
  • Continuous self monitoring
  • Internal test/reset button
  • Two separate alarm relays (one changeover contact each)
  • N/C or N/O operation and fault memory behaviour selectable
  • Password protection for device settings
  • Sealable transparent cover
  • Push-wire terminal (two terminals per connection)
  • Two-module enclosure (36 mm)
  • RoHS compliant

应用

  • Monitoring of automatic switching points between private electricity generation power system in parallel operation with the public low voltage grid
  • Applications according to DIN V VDE V 0126-1-1 (VDE V 0126-1-1): 2006-02, C 10/11, EN 50438:2007
  • Universally applicable for photovoltaic systems, CHPs (Combined Heat and Power plants), wind power and hydro power plants

LINETRAXX® VMD423/VMD423H 变体

TypeSupply voltage US*Nominal system voltage Un*Response valueArt. No.**
VMD423-D-1DC 9,6…94 V/
AC 16…72 V, 15…460 Hz		3(N)AC 0…500 V,
40…65 Hz		AC 10…500 VB73010020
B93010020
VMD423-D-2DC 70…300 V/
AC 70…300 V, 15…460 Hz		3(N)AC 0…500 V,
40…65 Hz		AC 10…500 VB73010021
B93010021
VMD423H-D-3Un3(N)AC 0…500 V,
40…65 Hz		AC 70…500 VB73010022
B93010022

* Absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)

可选的附件，用于 LINETRAXX® VMD423/VMD423H

TypeArt. No.
Mounting clip for screw mounting (one piece per device)B98060008
Mounting frame XM420B990994 

下载 LINETRAXX® VMD423/VMD423H

命名类型尺寸语言时间戳D-/B-数量
UKCA - VMx42x 声明书 156.3 KB 2024/10/0707.10.2024
VMx42x CE 合格声明 104.6 KB 2024/10/0707.10.2024
Unbedenklichkeitsbescheinigung VMD423-D-(2) 声明书 89.1 KB DE2019/05/1313.05.2019D00139
Potvrzení o nezávadnosti VMD423-D-(2) 声明书 175.8 KB CZ2019/05/1313.05.2019D00139
Dichiarazione di conformità VMD423-D-(2) 声明书 91.5 KB IT2019/05/1313.05.2019D00139
Compliantiecertificaat VMD423-D-(2) 声明书 87.5 KB NL2019/05/1313.05.2019D00139
Certificate of compliance VMD423-D-(2) 声明书 90.5 KB EN2019/05/1313.05.2019D00139
VMD423/VMD423H 手册 5.3 MB DE2021/06/2929.06.2021D00139
VMD423/VMD423H 手册 5.0 MB EN2021/06/2929.06.2021D00139
VMD423/VMD423H 技术规格书 392.5 KB DE2019/05/1313.05.2019D00140
VMD423/VMD423H 技术规格书 354.3 KB EN2019/05/1313.05.2019D00140
VMD423/VMD423H 技术规格书 355.5 KB ES2019/05/1313.05.2019D00140
VMD423/VMD423H 技术规格书 650.4 KB ZH2019/05/1313.05.2019D00140
VMD423/VMD423H 快速启动 918.6 KB DE2024/05/2323.05.2024D00139
VMD423/VMD423H 快速启动 918.6 KB EN2024/05/2323.05.2024D00139
Changed variants of relays from goldplated to silver-plated contacts 技术信息 166.3 KB EN2022/06/2727.06.2022
Geänderte Relaisvarianten von vergoldeten Kontakten auf versilberte Kontakte 技术信息 166.3 KB DE2022/06/2727.06.2022