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Zhuhai Guoce Electric Energy Instrument Technology Co., Ltd

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    No. 4, Third Street, Cuizhu Industrial Zone, Qianshan, Zhuhai City, Guangdong Province

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EKL4-DW Cable Temperature and Fault Online Monitoring Instrument

NegotiableUpdate on 03/11
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Overview

Product Model: EKL4-DW Product Introduction: The cable temperature and fault online monitoring device is installed on primary switch equipment such as ring network switchgear, cable branch boxes, and box transformers in the distribution network system. It is used to indicate short circuits and grounding faults in corresponding cable sections, as well as real-time temperature monitoring devices. When a fault occurs in the line, the staff can use the alarm indication of the indicator to quickly determine the faulty section and locate the fault point. At the same time, alarm information can also be sent in real-time to the server in the monitoring center through the 485 interface, displaying the area where the fault is located and the location of the overheating on the screen of the monitoring computer, guiding the line patrol personnel to quickly determine the fault section and find the fault point. This indicator provides the best way to solve the problem of fault finding

Product Details

Product Features
  • Real time display of three-phase temperature and three-phase current;

  • Intelligent diagnosis of short circuit faults, automatic/remote reset after troubleshooting cable faults;

  • RS-485 communication;

  • The host and sensor batteries are replaceable;

  • Remote alarm for short circuit and ground fault;

  • Remote alarm for cable temperature exceeding the predetermined value;

  • The whole machine is designed with low power consumption and does not require external power supply;

  • Fault, current, and temperature are all transmitted through fiber optic cables;

  • The data is updated once every second.


Application

The current temperature and fault online monitoring device is a real-time online monitoring device installed on the ring network switchgear, cable branch box, and box transformer in the distribution network system, used to indicate short circuits and grounding faults in corresponding cable sections, as well as real-time current and temperature. When a fault occurs in the line, the staff can use the alarm indication of the indicator to quickly determine the faulty section and locate the fault point. At the same time, the alarm information can be sent in real time to the server in the monitoring center, and the area and specific location of the fault can be displayed on the screen of the monitoring computer, guiding the line patrol personnel to quickly determine the fault section and find the fault point. Providing the best way to solve the problem of fault finding is of great significance for improving work efficiency, shortening power outage time, quickly restoring power supply, enhancing power supply reliability and economic benefits.



TECHNICAL INDEX
Short circuit alarm current Error ± 3% between 1A and 1000A
Grounding alarm current Error ± 3% between 4A and 120A
Cable temperature fault -Error ± 3% between 40 ℃ and+120 ℃
Real time temperature of cable -Error ± 3% between 40 ℃ and+120 ℃
Working power supply

Er14505 industrial grade lithium battery 3.6V

External power supply DC9-56V, current<5mA

Machine standby current ≤50μA
Automatic reset time Settable
protection grade Host: IP40; Electronic CT: IP65
Short circuit current sensor current 20kA4s
work environment -40℃~+75℃
Communication method RS-485, Support 101.103.MODBUS, etcVarious protocol agreements
Scope of use Power systems with voltage levels of 35KV and below




Outline Hole Size Diagram


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Wiring Terminal Diagram

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